Email Marketing Platforms Compared: 10 Options Tested in 2026

Picking an email marketing platform feels straightforward until you actually start comparing them. Pricing pages are deliberately confusing. "Free" plans have asterisks. Features that sound identical work completely differently in practice.

Toolradar data. Toolradar tracks 103 Email Marketing tools, 1% of the 10,235 tools in our catalog. 58% of them offer a free tier (60 of 103). Across 78 rated tools we hold 139,619 third-party reviews. Full Email Marketing statistics.

I spent three weeks testing 10 platforms side by side, same email templates, same list size, same automations. Here's what I found, without the affiliate-driven cheerleading you'll get elsewhere.

Quick comparison

1. Mailchimp

Mailchimp is the name everyone knows, and for good reason, the drag-and-drop email editor is genuinely the smoothest in the market. Building a decent-looking email takes maybe 10 minutes, even if you've never done it before.

The free plan covers 250 contacts and 500 sends per month. That sounds fine, but it used to be 2,000 contacts. Intuit's acquisition in 2021 kicked off a pattern of steady price increases and feature restrictions that continues today. The Standard plan ($20/mo for 500 contacts) adds automations and A/B testing, which used to be free.

What works: Email builder is best-in-class. Reporting is solid. Integrations list is massive (300+). The AI-assisted content generation actually produces usable first drafts.

What doesn't: Pricing scales aggressively as your list grows. The automation builder works but feels clunky compared to ActiveCampaign. Customer support has gotten worse since the Intuit merger, free users get zero human support. And if you accidentally exceed your contact limit, you'll get charged immediately with no grace period.

Pricing reality: Free covers 250 contacts. Essentials starts at $13/mo (500 contacts), Standard at $20/mo, Premium at $350/mo. At 10,000 contacts, expect $100+/mo on Standard. At 50,000, you're looking at $350+/mo.

2. Kit (formerly ConvertKit)

Kit rebranded from ConvertKit in late 2024, and the product philosophy hasn't changed: it's built for creators, writers, and solo operators who care more about their audience relationship than designing pixel-perfect emails.

The visual automation builder is where Kit shines. You can map out entire subscriber journeys, purchase triggers, tag-based sequences, conditional splits, in a way that actually makes sense visually. ActiveCampaign's automations are more powerful, but Kit's are more intuitive.

What works: The free plan is the most generous in this comparison: 10,000 subscribers with unlimited broadcasts, landing pages and forms (verified September 2026). The catch is that visual automations and email sequences are paid-only, so the free tier is a broadcast tool, not an automation tool. The paid Creator plan ($33/mo for 1,000 subscribers) adds automations and sequences. Pro ($66/mo) adds subscriber scoring, newsletter referrals, and advanced reporting.

What doesn't: The email editor is intentionally minimalist. If you want heavily designed emails with columns and images, you'll be frustrated. Kit believes plain-text-style emails perform better (they're not wrong for creator audiences, but it's limiting). Also, no A/B testing on the free plan.

Best for: Newsletter writers, course creators, podcasters, anyone whose core asset is their email list and who values deliverability over design.

3. ActiveCampaign

If email automation is your priority, ActiveCampaign is the answer. No other platform at this price point offers the same depth of conditional logic, branching, scoring, and trigger options.

There are 900+ pre-built automation recipes covering everything from welcome sequences to win-back campaigns to lead scoring workflows. The "if/then" logic is genuinely powerful, you can trigger actions based on site visits, email engagement, CRM deal stages, form submissions, and custom events.

What works: Automation depth is unmatched at the price point. The CRM (included on Plus plan at $49/mo) is surprisingly capable. Deliverability rates are consistently among the highest in independent tests. Conditional content within emails lets you personalize without creating multiple versions.

What doesn't: No free plan, just a 14-day trial. The interface has a learning curve; this isn't a "sign up and send your first email in 5 minutes" platform. The Lite plan ($15/mo for 1,000 contacts) strips out the CRM and landing pages, which limits its usefulness. Reporting is powerful but can feel overwhelming.

Pricing reality: Starter at $15/mo (1,000 contacts), Plus at $49/mo, Professional at $79/mo, Enterprise at $145/mo. The jump from Starter to Plus is steep but necessary if you want the CRM and landing pages.

4. Brevo (formerly Sendinblue)

Brevo stands out for one reason: it prices by emails sent, not contacts stored. You can have 100,000 contacts in your database and still pay $9/mo if you're only sending a few thousand emails. For businesses with large but segmented lists, that matters.

It's also the only platform here that combines marketing emails, transactional emails, SMS, and WhatsApp in one place. If you need order confirmations and marketing campaigns from the same tool, Brevo saves you from stitching together multiple services.

What works: The free plan stores up to 100,000 contacts and sends 300 emails per day, with automations capped at 2,000 contacts. That makes it the best free option for a big list you email rarely. The Starter plan ($9/mo) gives 5,000 emails/month. SMS campaigns work well. The automation builder is decent, not ActiveCampaign-level, but covers 80% of use cases.

What doesn't: The email editor is functional but noticeably behind Mailchimp. Templates feel dated. Deliverability is average, not bad, but independent tests put it behind ActiveCampaign and Kit. Advanced reporting requires the Business plan ($18/mo) or higher.

Best for: E-commerce businesses that need transactional + marketing emails in one platform, and companies with large contact databases they email infrequently.

5. Klaviyo

If you run an e-commerce store, Klaviyo probably belongs at the top of your list. It pulls in purchase data, browsing behavior, cart contents, and lifetime value directly from Shopify, WooCommerce, BigCommerce, and others, then lets you build automations and segments based on all of it.

The pre-built flows for abandoned cart, post-purchase, and browse abandonment generate real revenue. Klaviyo claims its customers average 63x ROI, which I can't verify, but the revenue attribution dashboard does a good job showing which emails drive purchases.

What works: E-commerce data integration is best-in-class. Predictive analytics (expected next order date, churn risk) are powerful on the Growth plan. SMS marketing is integrated natively. Segmentation options are incredibly granular.

What doesn't: The free plan caps at 250 active profiles and 500 emails/month, pretty tight. Pricing is aggressive: 10,000 contacts costs $150/mo, and 50,000 contacts costs $720/mo. If you're not in e-commerce, most of Klaviyo's advantages don't apply. The learning curve is steeper than Mailchimp.

Best for: Shopify and WooCommerce stores doing $500K+ in annual revenue who want email marketing tied directly to purchase behavior.

6. HubSpot Email Marketing

HubSpot's email marketing lives inside its CRM ecosystem, and that's both its biggest strength and its main limitation. If your team already uses HubSpot for sales or service, adding email marketing is a no-brainer. Everything shares the same contact database, so your sales team sees which emails prospects opened, and your marketing team sees deal stages.

What works: The CRM integration is native. Smart content personalization using CRM properties is powerful. A/B testing is well-implemented. The free tools (forms, landing pages, CRM) provide genuine value.

What doesn't: The free plan limits you to 2,000 emails/month with HubSpot branding. The Starter plan lists at $20 per seat per month with 1,000 marketing contacts and removes branding; HubSpot is also running a limited-time offer for new customers from $7 per seat (verified September 2026). But here's the catch: Marketing Hub Professional is where the real automation and reporting live, and it starts at $800/mo (down from an $890 list price) for 3 core seats, plus a required one-time $3,000 onboarding fee. That's a massive price jump. If you only need email marketing, HubSpot is expensive for what you get.

Best for: Teams already invested in the HubSpot ecosystem, or companies that want email + CRM + sales tools in one platform and have the budget for Professional.

7. MailerLite

MailerLite is the quiet overachiever in this list, but no longer because of its free plan. The free plan caps you at 250 subscribers and 2,500 emails/month (verified September 2026), with the drag-and-drop editor, 1 landing page, 1 website, 3 signup forms, and 3 automations. That is a lot of features for a list that small, but 250 subscribers is a trial-sized audience: Kit's free plan holds 40 times as many.

The paid Comfort plan ($12/mo for 500 subscribers, $10.80/mo billed yearly) raises sending limits, adds A/B testing, and removes the MailerLite logo. At $33/mo for 2,500 subscribers, it's still cheaper than most rivals at that list size.

What works: The best paid value for small businesses: every paid plan gets the full feature set, and you only pay more for list size. The interface is clean and modern, it doesn't feel like a budget tool. Website builder included (basic but functional). Sell digital products and paid subscriptions directly through MailerLite.

What doesn't: The approval process for new accounts is strict, MailerLite manually reviews every signup, and rejections aren't uncommon. Advanced automation is limited compared to ActiveCampaign. No CRM. Integrations list is shorter than Mailchimp (but covers the essentials).

Best for: Small businesses and solopreneurs who want maximum features for minimum spend and don't need enterprise-grade automation.

8. Beehiiv

Beehiiv is purpose-built for newsletter publishers, and it shows. While other platforms bolt on newsletter features, Beehiiv starts there. Built-in referral programs, subscriber polls, custom recommendation widgets, ad network access, and paid subscription support, all designed to help you grow and monetize an audience.

What works: The free plan covers 2,500 subscribers with unlimited sends. The referral program (Scale plan, from $43/mo) is genuinely effective for organic growth. The ad network lets you monetize even small audiences. SEO-optimized web hosting for your newsletter archive is included.

What doesn't: It's a newsletter platform, not a full email marketing suite. Automations only arrive on Scale and stay basic next to ActiveCampaign. No e-commerce integrations. Segmentation is basic. If you need drip campaigns, conditional logic, or CRM integration, look elsewhere. The editor is good for text-heavy newsletters but limited for designed marketing emails.

Best for: Newsletter publishers, media companies, and content creators who want to build, grow, and monetize a subscriber audience.

9. GetResponse

GetResponse tries to be an all-in-one platform, and it mostly pulls it off. Email marketing, landing pages, webinars, conversion funnels, and even a website builder, all in one subscription. The webinar feature is the differentiator: no other email platform includes it natively.

What works: The Starter plan (1,000 contacts) includes unlimited monthly sends, AI content generators, a welcome series, and one custom automation workflow. Higher tiers add unlimited automation workflows, and webinars now sit on the Creator plan. Conversion funnels (pre-built sequences from ad to purchase) work well for simple product launches.

What doesn't: Being a jack-of-all-trades means nothing is best-in-class. The email editor is fine but not Mailchimp-level. Webinars work but can't compete with dedicated platforms like Zoom. Automation exists but lacks ActiveCampaign's depth. There is no free plan any more, only a 14-day trial of the premium features (as of September 2026).

Best for: Small businesses that want email + webinars + funnels in one tool without managing multiple subscriptions.

10. Constant Contact

Constant Contact has been around since 1995, and it shows, in both good and bad ways. The template library is massive (200+), the editor is solid, and the event management tools are genuinely useful for local businesses and nonprofits. Social media posting and simple ad creation are included.

What works: Event registration and ticketing are built in, no other email platform does this as well. The Lite plan ($12/mo for 500 contacts) covers basic needs. Social media management tools are a nice bonus. Customer support is responsive.

What doesn't: No free plan. Automation is limited to basic welcome series and birthday emails. The interface feels outdated compared to newer competitors. Pricing at scale is aggressive, 10,000 contacts costs $120/mo on Standard, and 50,000 contacts hits $430/mo. A/B testing is only available on Standard ($35/mo) and above.

Best for: Local businesses, nonprofits, and community organizations that need email + event management and want phone support.

How to choose

You just want to send emails: Start with MailerLite if you'll pay from day one (clean interface, full features on every paid plan) or Kit if you want to stay free past 250 subscribers. Move to Mailchimp if you need more integrations or a slightly better editor.

You're a creator or newsletter writer: Kit (free up to 10,000 subscribers) or Beehiiv (if monetization is the goal). Both are built specifically for audience-first businesses.

You need serious automation: ActiveCampaign. Nothing else at this price point matches the depth. Pair it with the CRM on the Plus plan if you need sales pipeline management too.

You run an online store: Klaviyo for Shopify/WooCommerce, hands down. The purchase data integration is in a different league. Brevo is the budget alternative if Klaviyo's pricing is too aggressive.

You want everything in one platform: HubSpot if you have the budget (Marketing Hub Professional starts at $800/mo, plus onboarding). GetResponse if you don't (its Creator plan bundles webinars, email and funnels for far less).

FAQ

Which email marketing platform has the best deliverability?
Independent tests from EmailTooltester and MailReach consistently rank ActiveCampaign, Kit, and MailerLite at the top. Mailchimp's deliverability has declined slightly in recent years, likely due to the volume of low-quality senders on their free plan.

Which platform has the best free plan?
It depends on what you need free. Kit holds the most subscribers (10,000) but leaves out automations. Brevo stores the most contacts (100,000) but limits you to 300 sends a day. Beehiiv gives newsletter publishers 2,500 subscribers with unlimited sends. MailerLite packs the most features into a free plan, but only for 250 subscribers, the same cap as Mailchimp and Klaviyo.

Can I switch platforms without losing my subscribers?
Yes. All platforms support CSV import/export. You'll lose your automation history and engagement data, but your contact list transfers without trouble. Most platforms also offer free migration assistance on higher-tier plans.

Is Mailchimp still worth it in 2026?
For small lists under 250 contacts, the free plan works fine. Beyond that, MailerLite and Brevo offer better value. Mailchimp's strengths, the editor, integrations, and brand recognition, are real, but pricing has become the main complaint.

Do I need a separate tool for transactional emails?
Not necessarily. Brevo, Mailchimp (with Mandrill), and HubSpot handle both marketing and transactional emails. If you're using a dedicated platform like ActiveCampaign or Kit, you'll need a separate transactional service like Postmark or Amazon SES.

What about AI features, do they actually help?
Mailchimp's AI content generator and Kit's subject line suggestions save time on first drafts. ActiveCampaign's predictive sending optimizes delivery times. But none of these replace a good copywriter, think of them as starting points, not finished products.

Looking for a specific email platform? Check our detailed reviews and head-to-head comparisons on Toolradar.