If you're running a small business and not ready to pay for email marketing software, the free tier options are now good enough to compare seriously.
This guide compares the best free email marketing tools for small business owners who need practical list-building, newsletter, automation, and customer communication features without paying upfront.
Free email marketing tools can work well for early-stage businesses, provided the send limits, branding rules, automation restrictions, and upgrade costs are clear before you commit.
Some free email marketing software is genuinely usable. Other free tiers are closer to limited trials, with low send caps, tight contact limits, or missing automation features that force an upgrade quickly.
This article ranks the strongest free email marketing platforms based on small-business fit, subscriber caps, monthly send limits, automation access, deliverability setup, template quality, integrations, upgrade pricing, and lock-in risk.
It also covers free email marketing software for small business use cases where automation, ecommerce integrations, CRM features, and free newsletter software matter more than headline contact limits.
⏳ Do you want to skip the read and get right to my top pick? The strongest free email marketing tool for most small businesses is Brevo.
Key Takeaways
- Compare the top 10 free email marketing tools—including Brevo, Sender, EmailOctopus, Zoho Campaigns, and MailerLite—to find the best fit for your small business.
- Explore each platform's standout features, free plan limits, and ideal use cases, from email automation and CRM integration to ecommerce and newsletter marketing.
- Choose the right free solution for your goals with side-by-side comparisons of pricing, scalability, ease of use, and upgrade options as your business grows.
Ranked List
Choosing the right free email marketing platform can help your small business build customer relationships, grow your audience, and increase sales without stretching your budget. We compared the best free email marketing tools based on ease of use, automation, subscriber limits, templates, integrations, and scalability. Below are our top 10 picks to help you find the platform that best fits your business needs.
- Brevo – 🏆 Best for all-in-one email, SMS, and CRM.
- Sender – Best for startups on a budget.
- EmailOctopus – Best for bloggers, creators, and nonprofits.
- Zoho Campaigns – Best for Zoho ecosystem users.
- MailerLite – Best for beginners and small businesses.
- Mailjet – Best for team collaboration and transactional emails.
- Kit – Best for creators and solopreneurs.
- Benchmark Email – Best for simple, easy email marketing.
- HubSpot Email Marketing – Best for CRM-driven business growth.
- Omnisend – Best for ecommerce stores and omnichannel marketing.
Quick Comparison Table of Free Email Marketing Tools for Small Business
Comparison of the best free email marketing tools for small businesses, ranked by free-plan usefulness, send limits, subscriber limits, automation access, ease of use, ecommerce fit, and upgrade value. Trial-only platforms are excluded.
| Platform | Free Plan + CTA | Best For | Free Plan Limits | Key Free Features | Main Limitation | Review |
|---|---|---|---|---|---|---|
| 🥇 Brevo | Free plan Check Pricing | Best overall free email marketing platform | 300 emails/day; contact allowance subject to account limits | Email campaigns, forms, segmentation, basic reporting, transactional email access, SMS options, CRM-style contacts | Daily send cap and some automation/reporting features require paid plans | Brevo / Sendinblue Review |
| 2. Sender | Free Forever Check Pricing | Best generous free plan for newsletters | Up to 2,500 subscribers and 15,000 emails/month | Newsletters, automation, landing pages, signup forms, popups, transactional emails, templates | Sender branding remains on the free plan | Review Coming Soon |
| 3. EmailOctopus | Free plan Check Pricing | Best simple free newsletter tool | Up to 2,500 subscribers and 10,000 emails/month | Email builder, templates, basic automations, one landing page, one form, simple reporting | Branding, limited reports, one landing page, and one form on free plan | Review Coming Soon |
| 4. Zoho Campaigns | Forever Free Check Pricing | Best free option for Zoho users | Up to 2,000 contacts and 6,000 emails/month | Signup forms, limited templates, compliance checks, contact management, Zoho ecosystem fit | Less polished as a standalone email tool | Zoho Campaigns Review |
| 5. MailerLite | Free plan Check Pricing | Best free email marketing tool for beginners | Up to 500 subscribers and 12,000 emails/month | Drag-and-drop editor, automation builder, signup forms, popups, one website, up to 10 landing pages | Subscriber cap is lower than several rivals | MailerLite Review |
| 6. Mailjet | Free plan Check Pricing | Best free email tool for teams and developers | Up to 6,000 emails/month; 200 emails/day; 1,000 contacts | Email editor, SMTP relay, APIs, webhooks, form builder, basic statistics | Daily send cap and limited support on free plan | Review Coming Soon |
| 7. Kit | Newsletter plan Check Pricing | Best free platform for creators | Free for 1,000 email subscribers | Unlimited landing pages, forms, broadcasts, audience tagging, segmentation, digital product selling | Limited automation on the free plan | Kit / ConvertKit Review |
| 8. Benchmark Email | Free plan Check Pricing | Best free tool for easy campaign creation | Up to 500 contacts and 2,500 emails/month | Email editor, contact management, signup forms, reporting, templates, drag-and-drop builder | Smaller free contact limit than most higher-ranked options | Review Coming Soon |
| 9. HubSpot Marketing Hub | Free tools Check Pricing | Best free CRM-led email marketing option | Free CRM and email tools; limits vary by account and feature set | CRM, email templates, forms, landing pages, contact records, basic automation-style workflows | Free email tools are best viewed as part of HubSpot CRM, not a pure email platform | Review Coming Soon |
| 10. Omnisend | Free plan Check Pricing | Best free ecommerce email and SMS option | Up to 250 contacts and 500 emails/month | Email, SMS, web push, ecommerce automations, forms, segmentation, campaign reports | Very small contact and email-send allowance | Review Coming Soon |
| 11. Klaviyo | Free plan Check Pricing | Best free ecommerce testing option | Up to 250 active profiles and 500 emails/month | Email editor, SMS credits, segmentation, reports, ecommerce data sync, automations | Too restrictive for ongoing use unless list is very small | Review Coming Soon |
| 12. Mailchimp | Free plan Check Pricing | Best-known free email marketing platform | Up to 250 contacts and 500 emails/month | Email campaigns, templates, landing pages, basic audience tools, broad integrations | Free plan is now much more limited than it used to be | Mailchimp Review |
Pricing and limits are based on available documentation and may change. Always verify current terms on each platform's official pricing page before committing.
How I Ranked These Email Marketing Platforms
The ranking is based on free-plan usefulness for small businesses, not just brand recognition or feature count. A tool that looks powerful but forces an upgrade at 250 or 500 contacts can be less useful than a simpler platform with more realistic free limits.
I ranked these email marketing tools for small business by how practical they are on a free plan, including subscriber capacity, monthly sends, automation access, templates, deliverability controls, integrations, support, upgrade pricing, and migration risk.
I also considered whether each platform works as free newsletter software, free email automation software, a lightweight CRM tool, or an ecommerce email platform.
The main factors considered for each free email marketing tools for small businesses are:
- Subscriber and send limits on the free tier, and how quickly a typical small business will hit them
- Automation access on the free plan, including whether key workflows are gated behind paid tiers
- Template quality and editor usability, since most small business owners are not email designers
- Deliverability infrastructure, including whether you can authenticate a custom domain on the free plan
- Brevo branding and Brevo logo removal, as forced branding is a practical limitation for professional businesses
- Upgrade pricing and value, including whether the next tier represents fair value or a steep jump
- Lock-in risk and migration difficulty, particularly relevant if you later want to switch platforms
- CRM, ecommerce and third-party integrations available without paying
1) Brevo –🏆 Top Pick!
Best for: Small businesses wanting a single platform for email, CRM, transactional messages, and sales pipeline tracking without upfront costs.
Overview: Brevo, formerly Sendinblue, offers a capable free plan. The contact limit is 100,000, far higher than most competitors. The daily send cap is 300 emails, totaling about 9,000 per month.
Why it ranks here: For small businesses with a growing list that send targeted campaigns, Brevo is the free email marketing tools for small businesses for you. Its free plan offers broad functionality. You get email, SMS, WhatsApp, web push, CRM, meeting scheduling, and deal tracking on the free tier.
Main features:
- Drag-and-drop email editor with templates
- Automation workflows for engagement and revenue
- CRM with deal pipeline and meeting scheduling
- Transactional email support
- AI writing assistant (Aura)
- SMS and WhatsApp campaign capability
Pros:
- 100,000 contact storage on the free plan
- CRM included at no cost
- Support for multiple campaign types
- Good template library and campaign builder
Cons:
- 300 emails per day cap limits high-frequency sending
- Brevo branding on free plan emails
- Limited support on the free tier
Pricing/trial/refund note: Free plan available with no credit card required. Paid plans start at around £19/month. Check the official site for current pricing.
Choose it if: You want an all-in-one marketing and sales tool and your sending volume is manageable or you plan to segment your list.
Avoid it if: You need to send large batches quickly or rely on frequent email sequences.
2) Sender
Best for: Small businesses wanting automation and a generous send allowance on a free plan, especially those new to email workflows.
Overview: Sender is one of the top free email marketing tools for small businesses that offers 2,500 subscribers and 15,000 emails per month on its free plan, with full automation access. This combination is rare at this level, as most platforms either restrict subscribers or limit automation on free plans.
Why it ranks here: Sender's free plan is practical, allowing multi-step automation flows, broadcast campaigns, and pre-built sequences without requiring an upgrade.
Main features:
- Drag-and-drop email and newsletter editor
- Pre-built automation flows for welcome, abandoned cart, and re-engagement
- Subscriber segmentation
- Popup and embedded opt-in form builder
- Basic analytics and open/click tracking
Pros:
- 15,000 monthly sends is a high free allowance
- Full automation access on the free plan
- Simple editor with good template options
- Forms and popups included for free
Cons:
- Sender branding on free plan emails
- Reporting is basic compared to paid plans
- Fewer integrations than larger platforms
Pricing/trial/refund note: Free plan is permanent. Paid plans start at a modest monthly rate. Check the official site for current pricing.
Choose it if: You want automation from the start and have a list under 2,500 contacts.
Avoid it if: You need deep ecommerce integrations or advanced segmentation.
3) EmailOctopus
Best for: Budget-conscious small businesses that plan to grow their list steadily and want predictable, affordable upgrade costs.
Overview: As one of the top free email marketing tools for small businesses, EmailOctopus provides 2,500 subscribers and 10,000 emails per month on its free plan.
The platform is straightforward, the editor is clean, and the paid tiers are notably cheaper than most mainstream competitors.
Why it ranks here: EmailOctopus stands out for its honest upgrade path.
If you grow past the free tier, there is no steep price jump.
The free plan also includes audience segmentation, which many platforms restrict.
Main features:
- Drag-and-drop email editor
- Audience segmentation by tags, activity, and custom fields
- Basic automation sequences
- Landing page and signup form builder
- Campaign performance reporting
Pros:
- Affordable paid plans compared to mainstream alternatives
- Segmentation included on the free tier
- Simple and fast to set up
- No significant feature complexity early on
Cons:
- Automation depth is limited compared to Brevo or Sender
- Template library is smaller than larger platforms
- Advanced reporting not available on the free plan
Pricing/trial/refund note: Free plan is available permanently.
Paid plans of this free email marketing tools for small businesses scale based on list size and offer good value for growing small businesses. Check current pricing on the official site.
Choose it if: You want a simple email platform with a fair upgrade structure and plan to grow gradually.
Avoid it if: You need complex automation from the start or want a wide template selection.
4) Zoho Campaigns
Best for: Small businesses already using Zoho CRM or other Zoho apps who want email marketing that connects natively to their setup.
Overview: Zoho Campaigns offers up to 2,000 contacts and 6,000 emails per month on its free plan.
The platform sits inside the broader Zoho ecosystem, which is a significant advantage for businesses already using Zoho CRM, Zoho Books, or other Zoho tools.
Why it ranks here: Zoho Campaigns is the free email marketing tools for small businesses for those invested in the Zoho ecosystem.
If you are not a Zoho user, other options here may offer more value.
Main features:
- Drag-and-drop campaign editor
- Pre-designed email templates
- Basic autoresponders and list segmentation
- Native two-way sync with Zoho CRM
- A/B testing on subject lines and content (with some plan restrictions)
Pros:
- Native Zoho CRM integration with no third-party connector needed
- Reasonable contact allowance for early-stage businesses
- Clean campaign management interface
- Solid compliance and data management tools
Cons:
- Limited value if you are not using other Zoho products
- Automation is basic on the free tier
- Support responsiveness can be inconsistent based on user feedback
Pricing/trial/refund note: Free plan available permanently.
Paid plans add more automation and advanced features. UK businesses should check GBP pricing on the official Zoho Campaigns pricing page.
Choose it if: You are already invested in the Zoho ecosystem and want native email marketing integration.
Avoid it if: You are not a Zoho user and need deep automation or advanced ecommerce integrations.
5) MailerLite
Best for: Experienced email marketers who want dynamic content, strong automation, and advanced segmentation on a free plan, and can work within the 500-subscriber cap.
Overview: MailerLite offers 500 subscribers and 12,000 emails per month on its free plan.
The subscriber cap is the tightest of any tool ranked here.
This free email marketing tools for small businesses option is notable for its editor quality, automation depth, and pre-built content blocks available at no cost.
Why it ranks here: MailerLite ranks fifth because the 500-contact cap is a real limitation for most small businesses.
The tool is technically strong, but the free plan is best for very small lists or for evaluating features before upgrading.
Main features:
- Dynamic pre-built content blocks (RSS feeds, countdown timers, product highlights, video embeds)
- Multi-step automation workflows with pre-built flows
- Audience segmentation with persistent and one-time segments
- Drag-and-drop and HTML editor options
- Landing pages and signup form builder
Pros:
- Dynamic content blocks set it apart from most competitors at this tier
- Full automation access on the free plan
- Clean, intuitive editor
- Strong analytics and click-map reporting
Cons:
- 500 subscriber cap means many businesses will upgrade quickly
- No pre-made email templates on the free plan
- Cannot use a Gmail address as the sender domain
Pricing/trial/refund note: Free plan is permanent but limited.
Paid plans of this top free email marketing tools for small businesses start at competitive rates and offer good value as you scale. Check current pricing on the official MailerLite site.
Choose it if: You have a small, engaged list and want access to professional-grade email tools without paying.
Avoid it if: You have more than 500 contacts or expect to grow your list quickly.
6) Mailjet
Best for: Businesses that need to send both marketing newsletters and transactional emails from a single platform without separate fees.
Overview: Mailjet allows unlimited contacts on its free plan, but restricts monthly sends to 6,000 with a 200-per-day cap.
There is no automation on the free tier.
The platform's strength is its transactional email infrastructure alongside its marketing tools.
Why it ranks here: Mailjet ranks sixth because the lack of automation on the free plan is a significant gap.
For businesses that only need to send newsletters or transactional messages and store many contacts, the unlimited contact storage of this free email marketing tools for small businesses is useful.
Main features:
- Drag-and-drop email campaign editor
- Transactional email sending via SMTP and API
- Contact list management with segmentation
- Collaboration tools for multi-user teams
- Real-time tracking and basic analytics
Pros:
- Unlimited contact storage on the free plan
- Transactional and marketing email from one platform
- Good deliverability reputation
- Collaboration features useful for small agencies or teams
Cons:
- No automation on the free plan
- 200 emails per day cap limits broadcast sending
- Template library is narrower than some alternatives
Pricing/trial/refund note: Free plan available with no credit card.
Paid plans add automation and higher send volumes. Confirm current GBP pricing on the official Mailjet site.
Choose it if: You need transactional email and newsletter capability together and do not require automation for list management.
Avoid it if: You want to build automated welcome sequences or drip campaigns without paying.
7) Kit
Best for: Content creators, bloggers, course sellers, and newsletter publishers who want a large free subscriber allowance and unlimited email sends from a creator-focused platform.
Overview: Kit (formerly ConvertKit) offers up to 10,000 subscribers and unlimited email sends on its free plan.
This is the highest subscriber cap in this list.
The platform is designed for creators, with tools for digital products, paid newsletters, and audience monetisation.
Why it ranks here: Kit ranks seventh because it is free to use but the free plan has some important limitations.
Automation is limited to one workflow, visual automation is not available on the free tier, and landing page templates are restricted.
Main features:
- Unlimited email sends to up to 10,000 free subscribers
- Basic broadcast email and newsletter sending
- Subscriber tagging and segmentation
- Digital product and paid newsletter support
- Landing pages and signup forms
Pros:
- 10,000 subscribers is exceptional for a free plan
- Unlimited sends removes monthly volume concerns
- Creator-focused tools are useful for content businesses
- Clean, simple interface with strong deliverability
Cons:
- Automation is limited to one sequence on the free plan
- Visual automation builder is a paid feature
- Less suited to ecommerce or traditional service businesses
Pricing/trial/refund note: Free plan available permanently.
Paid plans add full automation, more sequences, and advanced reporting. Verify current GBP pricing on the official Kit site.
Choose it if: Free plan suited to a creator or publisher with a growing audience who wants to build an email list without send caps.
Avoid it if: You need multi-step automation workflows or run a product or service business that needs deep ecommerce integration.
8) Benchmark Email
Best for: Very small businesses or solopreneurs who want the simplest possible email tool with minimal setup and no complex features.
Overview: Benchmark Email offers up to 500 contacts and 3,500 emails per month on its free plan. The platform focuses on ease of use.
The editor is clean and setup is quick. The learning curve is minimal.
Main features:
- Drag-and-drop email editor
- Basic email templates
- Contact list management and segmentation
- Simple A/B testing on subject lines
- Engagement reporting and open/click tracking
Pros:
- Very easy to set up and use
- Clean interface without unnecessary complexity
- Decent template selection for basic needs
- A/B testing available on the free tier
Cons:
- 500 contact limit is restrictive
- 3,500 monthly sends is the lowest cap in this list
- Automation depth is limited on the free plan
Pricing/trial/refund note: Free plan available. Paid plans offer more contacts, sends, and automation features. Check current pricing on the official Benchmark Email site.
Choose it if: Free plan suited to what you have as a business: you have a very small list, send infrequently, and want the fastest, simplest way to send emails.
Avoid it if: Your list exceeds 500 contacts or you plan to grow and automate quickly.
9) HubSpot Email Marketing
Best for: Small businesses that want email marketing inside a free CRM with contact tracking, deal management, and a shared team inbox from the start.
Overview: HubSpot's free email marketing tool is part of its broader free CRM package. You get up to 1,000 marketing contacts and 2,000 email sends per month.
The send limit is the lowest of any CRM-bundled tool in this list. This is important to note before committing.
Main features:
- Drag-and-drop email editor integrated with CRM contact records
- Contact segmentation using CRM data
- Deal pipeline, meeting scheduling, and live chat tools on the same platform
- Email open and click tracking
- Basic email automation linked to contact lifecycle stages
Pros:
- Full CRM integration without extra tools
- Strong contact management and activity tracking
- Broad free tool suite beyond email
- Good brand recognition and documentation
Cons:
- 2,000 monthly sends is limiting for active email programmes
- Aggressive upgrade prompts as you use the platform
- Paid HubSpot plans are among the most expensive in the market
Pricing/trial/refund note: Free plan available permanently. Paid plans (Starter, Professional, Enterprise) rise steeply in cost. UK businesses should check GBP pricing before considering an upgrade.
Choose it if: You want CRM-led marketing and email is a secondary channel, not your main growth tool.
Avoid it if: You need high-volume sending, deeper marketing automation, or are concerned about long-term upgrade costs.
10) Omnisend
Best for: Ecommerce businesses just starting out who want pre-built ecommerce automation workflows and can operate within tight free plan limits.
Overview: Omnisend's free plan covers 250 contacts and 500 emails per month. These are the lowest limits in this list.
Omnisend stands out for its ecommerce-specific features, which makes it a top free email marketing tools for small business. Pre-built flows for cart abandonment, order confirmations, product recommendations, and customer win-back are available even on the free tier.
Main features:
- Pre-built ecommerce automation workflows (cart abandonment, welcome, win-back)
- Email and SMS marketing from one platform
- Ecommerce platform integrations (Shopify, WooCommerce, BigCommerce)
- Signup forms and popups
- Segmentation based on purchase behaviour and browsing activity
Pros:
- Pre-built ecommerce automations work well out of the box
- Integrates directly with major ecommerce platforms
- SMS included alongside email in the same workflow
- Strong segmentation using customer purchase data
Cons:
- 250 contacts and 500 monthly sends is very limiting
- Free plan mainly serves as an evaluation window
- Paid plans can become expensive as your list grows
Pricing/trial/refund note: Free plan of this top free email marketing tools for small business available permanently. Paid plans scale with list size and send volume. UK businesses should check current GBP pricing on the official Omnisend pricing page.
Choose it if: You run a Shopify or WooCommerce store and want ecommerce automation from day one with a small list.
Avoid it if: You have more than 250 contacts or do not run an ecommerce business.
How To Choose The Right Free Email Marketing Tools for Small Business
Match The Tool To Your Business Model
The biggest mistake when choosing a free email marketing platform is picking the one with the longest feature list. A creator building a newsletter has different needs from an ecommerce store trying to recover abandoned carts.
Start by categorising your business type: content creator, ecommerce store, service business, or CRM-led team. Then match the tool to your model, not just to features.
Check Subscriber Caps And Monthly Send Limits
Free plan limits of many top free email marketing tools for small business vary more than most comparison articles mention. A platform offering 10,000 subscribers may sound generous, but if the send volume is only 2,000 per month, regular campaigns will require an upgrade.
Estimate your list size in six months and multiply by your expected send frequency. If that number exceeds a platform's free tier, consider the paid cost now rather than later.
Review Automation Restrictions Carefully
Automation features differ widely across free plans. Some platforms provide full multi-step workflows at no cost, while others restrict automation or limit you to a single triggered sequence.
If welcome emails, post-purchase follow-ups, or re-engagement campaigns are important, check exactly what automation is available on the free plan. Do not assume automation is included just because the marketing page mentions it.
Look At Upgrade Pricing Before You Commit
The real cost of top free email marketing tools for small business is often the cost of the next tier. Some platforms have affordable, incremental paid plans. Others jump steeply from free to a high price that may not suit a small business budget.
Check what the first paid tier costs, what features you gain, and whether the price jump is reasonable. A free plan that leads to a £50/month upgrade at 1,000 contacts is less appealing than one that scales gradually.
Consider CRM, Ecommerce And Website Integrations
Sending emails in isolation from your other tools adds manual work. The better free platforms offer native integrations with Shopify, WooCommerce, Stripe, Zapier, or include enough CRM functionality to reduce reliance on external systems.
For UK businesses, also check if the platform stores data in the EU or UK, which matters for GDPR compliance and data processing agreements.
What Actually Matters On A Free Plan
Free Plan Versus Free Trial
These are not the same. A free plan of “free email marketing tools for small business” is a permanent tier with fixed limits. A free trial gives you full access for a limited period, after which you must pay or lose access.
If a platform says “try for free,” check whether it offers a permanent free tier or just a 14-day or 30-day trial. This should influence your decision.
Template Quality And Ease Of Use
A free plan with automation but no usable templates or a confusing editor will cost you time. Template quality varies.
Some platforms offer many well-designed, mobile-responsive templates for free. Others provide only basic layouts or none at all.
If you are not comfortable designing emails from scratch, template availability should be a key factor in your choice.
Deliverability And Domain Setup
Deliverability measures whether your emails reach the inbox or go to spam. On free plans, some platforms limit your ability to authenticate your sending domain, which affects inbox placement.
Check if the free plan allows custom domain authentication. Sending from a shared IP or without proper authentication can be a disadvantage as your list grows.
Branding, Reporting And Support Limits
Most free plans offered by top free email marketing tools for small business include mandatory branding in your email footers. This is a common trade-off for free access, but it's important to know before sending campaigns.
Reporting and support are also usually limited on free tiers. You may only get basic open and click data and limited support options.
Migration Difficulty And Lock-In Risk
If you build a large list and automations inside a platform, switching later can be time-consuming. Some platforms make it easier to export contacts and campaign data than others.
Platforms with proprietary automation formats or limited export options have higher lock-in risk. Before committing, check what data you can export and if there are any restrictions.
Final Verdict
Best Overall Free Email Marketing Tool
Brevo is the strongest all-round option for most small businesses on a free plan. The contact storage of 100,000 is generous, the built-in CRM is a real differentiator, and the range of campaign types available without paying is hard to match.
The 300 emails per day cap is a constraint for high-frequency senders. For most small businesses sending targeted campaigns, it is workable.
If your sending volume is higher and you want full automation without restrictions, Sender is a better practical choice at the free tier.
Best For Ecommerce
Omnisend is the top recommendation for ecommerce businesses, despite its restrictive free plan limits. The pre-built cart abandonment, post-purchase, and win-back workflows integrate directly with Shopify and WooCommerce.
EmailOctopus is worth considering as a more budget-friendly alternative if you need a less ecommerce-specific tool with a fairer upgrade path.
Best For Creators And Publishers
Kit is well-suited for bloggers, course sellers, newsletter operators, and content creators. The 10,000 subscriber limit with unlimited sends stands out.
The lack of automation on the free plan is a limitation. For creators focused on growing an audience rather than building complex workflows, this is often manageable in the early stages.
MailerLite is a better option for those who need dynamic content blocks and more automation, as long as the 500-contact cap is not an issue.
Best For CRM-Led Small Businesses
HubSpot's free plan is ideal for businesses that prioritize CRM features and use email as a secondary tool. Contact activity tracking, deal pipeline management, and CRM integration are valuable for service businesses managing client relationships.
The 2,000 email send limit per month is a key restriction. HubSpot's upgrade pricing is also higher than others on this list as your business grows.
Brevo is an alternative worth considering. Its free CRM is capable and its email limits are more generous for active senders.
Frequently Asked Questions
What is the best free email marketing tool?
Brevo is the best free email marketing tool for most small businesses because it combines email marketing, CRM features, transactional email, SMS options, and generous contact storage on the free plan. Sender is a strong alternative if you want higher monthly email volume on a free plan.
Can you do email marketing for free?
Yes, you can do email marketing for free if your list is small, your send volume is moderate, and you are comfortable with free-plan limits such as platform branding, lower support access, and restricted automation. Free email marketing software is best for starting a list, testing campaigns, sending newsletters, and building basic welcome sequences before upgrading.
How can I send 1,000 emails at once for free?
To send 1,000 emails at once for free, choose a platform with a free plan that allows at least 1,000 contacts and enough monthly sending volume. Sender is one of the better options because its free plan supports up to 2,500 contacts and 15,000 emails per month with no daily limit. Kit can also work for creators because its free Newsletter Plan supports up to 10,000 subscribers and unlimited sends. Only send to people who have opted in, as sending bulk email to scraped or purchased lists creates deliverability and compliance risks.
Is Mailchimp actually free?
Mailchimp does still have a free plan, but it is now quite limited. Its free plan is suitable for testing the platform or managing a very small list, but it is not the strongest free email marketing software for small business users who need higher send limits, automation, or room to grow. For most small businesses, Brevo, Sender, Kit, EmailOctopus, or MailerLite offer better free-plan value depending on the use case.
What is the best free email marketing software for small business?
The best free email marketing software for small business depends on the business model. Brevo is the best overall choice for all-in-one email, CRM, and multi-channel marketing. Sender is best for generous free sending volume and automation. Kit is best for creators and publishers. Omnisend is best for small ecommerce stores that want pre-built ecommerce workflows, although its free limits are tight.
Which free email automation tools are best?
Sender and MailerLite are two of the strongest free email automation tools because they allow useful workflows without immediately requiring a paid plan. Brevo also includes automation on the free plan, but its daily send limit matters if you want to send larger campaigns. Always check whether automation means a full workflow builder, a single welcome sequence, or only basic autoresponders.
What limits should I check before choosing a free email marketing platform?
Check the contact limit, monthly send limit, daily send limit, automation access, template access, branding rules, sender domain authentication, reporting, support, and paid upgrade cost. The best free email marketing platforms are not always the ones with the biggest contact limit, because a low send cap or missing automation can make the free plan impractical.
Further Reading
If you found this comparison useful, the following articles on StuartKerrs.com cover related areas in a practical, trade-off-focused style:

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