MailerLite Review 2026: The Best Free Email Marketing Tool for Small Businesses?
MailerLite is the best value email marketing tool for small businesses and newsletter creators with lists under 10,000. The free plan is genuinely useful — 1,000 subscribers and 12,000 emails per month with no catch. The interface is clean, the automation builder is solid, and the landing page builder is a useful bonus. Deliverability is good but not quite at Campaign Monitor's level. For budget-conscious businesses getting started with email marketing, MailerLite is the obvious first choice.
MailerLite has built its reputation on doing the basics extremely well at a price that makes sense for small businesses. It’s not trying to be everything — there’s no built-in CRM, no advanced segmentation engine, and no enterprise feature set. What it offers is a clean, capable email marketing tool with a free plan that’s actually free.
What MailerLite Does Well
The Free Plan Is Genuinely Generous
MailerLite’s free plan gives you 1,000 subscribers and 12,000 emails per month — and unlike some competitors, this isn’t a deliberately crippled version designed to frustrate you into upgrading. You get the full email editor, the landing page builder, basic automation, and reporting. For a small business or newsletter creator just getting started, this is enough to run a real email marketing operation at zero cost.
Most competing free plans either limit subscribers to a few hundred, disable key features like automation, or cap sends so severely they’re barely usable. MailerLite’s free plan is a genuine starting point, not a trial.
Clean, Easy-to-Use Interface
The interface is one of the cleanest in the category. Creating a campaign, setting up an automation, or building a signup form takes minutes, not hours. The drag-and-drop email editor produces well-structured HTML that renders correctly across Gmail, Outlook, and Apple Mail without requiring any manual tweaking.
For non-technical business owners who don’t want to spend half a day learning new software, MailerLite gets the job done quickly.
Automation Builder
MailerLite’s automation builder covers the sequences most small businesses actually need: welcome sequences, drip campaigns, re-engagement flows, and product onboarding. The visual builder is easy to navigate — add a step, choose a trigger, set timing, done.
It’s not as powerful as Campaign Monitor’s automation or enterprise tools like ActiveCampaign, but it handles common use cases reliably without unnecessary complexity.
Landing Page Builder
Included on all plans (including free), the landing page builder lets you create subscriber signup pages, lead magnet download pages, and simple product or event pages — all without needing a separate tool or a website. This is a useful bonus that’s surprisingly easy to use and produces professional-looking results.
Competitive Pricing
| Plan | Subscribers | Monthly Price |
|---|---|---|
| Free | Up to 1,000 | £0 |
| Growing Business | 1,000–5,000 | From ~£8/month |
| Advanced | 1,000–5,000 | From ~£18/month |
Pricing scales with subscriber count. As a reference point: 5,000 subscribers costs around £18/month — Mailchimp charges significantly more for equivalent features at the same list size.
Where MailerLite Falls Short
Deliverability Below Campaign Monitor
MailerLite’s deliverability is good — but not at the level of Campaign Monitor or dedicated high-deliverability platforms. In independent testing, inbox placement rates typically run around 90–95%. For most small businesses sending newsletters this is more than adequate. For agencies sending on behalf of clients, or anyone where inbox placement is critical, Campaign Monitor’s consistently higher deliverability is worth the additional cost.
Limited Advanced Segmentation
MailerLite’s segmentation is solid for basic use — segment by signup source, activity, subscriber data, and custom fields. Where it falls short is more complex behavioural segmentation and dynamic content personalisation at scale. If you’re running a sophisticated multi-segment email strategy, you’ll eventually want a more powerful tool.
Fewer Integrations Than Mailchimp
MailerLite integrates with the most common tools — Shopify, WordPress, WooCommerce, Zapier — but its native integration library is smaller than Mailchimp’s. If you’re in a niche that relies on a specific platform integration, check it’s supported before committing.
Support on Free Plan is Limited
Free plan users get email support only (no live chat). Paid plans include live chat support. This isn’t unusual — but worth knowing if you’re likely to need hands-on help during setup.
MailerLite vs Campaign Monitor vs Mailchimp
| MailerLite | Campaign Monitor | Mailchimp | |
|---|---|---|---|
| Free plan | ✅ 1,000 subscribers | ❌ Trial only | ✅ Limited |
| Starting price (paid) | ~£8/month | ~£9/month | ~£11/month |
| Deliverability | ⭐⭐⭐⭐ | ⭐⭐⭐⭐⭐ | ⭐⭐⭐⭐ |
| Ease of use | ⭐⭐⭐⭐⭐ | ⭐⭐⭐⭐⭐ | ⭐⭐⭐⭐ |
| Landing pages | ✅ Included | ❌ | ✅ (paid plans) |
| Automation | Good | Excellent | Good |
| Integrations | Good | Very good | Excellent |
Who Is MailerLite For?
- Small businesses and freelancers sending a regular newsletter to under 10,000 subscribers
- Newsletter creators who want a clean, capable tool without a high monthly bill
- Businesses just getting started with email marketing — the free plan removes all financial risk
- Anyone currently overpaying for Mailchimp who doesn’t need Mailchimp’s specific e-commerce integrations
Not the best choice for: Agencies sending on behalf of clients where 99%+ deliverability is essential (use Campaign Monitor), or large businesses with complex segmentation and automation needs.
Verdict
✅ Pros
- Genuinely generous free plan — 1,000 subscribers, 12,000 emails/month
- Clean, easy-to-use interface — minimal learning curve
- Automation builder covers all common sequences
- Landing page builder included on all plans
- Competitive paid pricing vs Mailchimp and others
❌ Cons
- Deliverability not quite at Campaign Monitor's level
- Smaller native integration library than Mailchimp
- Advanced segmentation limited on lower plans
- Free plan support is email-only (no live chat)
For small businesses and newsletter creators looking for a capable, affordable email marketing tool, MailerLite is the strongest free option and excellent value on paid plans. If deliverability is your primary concern, Campaign Monitor is worth the slightly higher price. For everything else, MailerLite is hard to beat.
→ See all our email marketing tool reviews → Read our full Campaign Monitor review