Best Email Marketing Tools of 2026

Brevo prices on emails sent rather than subscribers held, which inverts the economics for almost every list shape that matters. The wedge against Mailchimp and Kit is the bundled stack: SMS marketing, a transactional API for password resets and receipts, and a working sales CRM with deal pipelines all sit on the same plan. France HQ with GDPR-friendly defaults out of the box.

Free tier carries unlimited contacts with a 300-send-per-day cap. Starter at $9 a month is the realistic entry covering 20,000 monthly sends with no daily limit. Business at $18 a month is the realistic-buyer tier that adds marketing automation, A/B testing, send-time optimization, and multi-user access. Enterprise is sales-priced for high-volume senders.

The catch: editor polish below Mailchimp on visual customization, and some advanced lead-scoring features sit on the Business tier. For anyone whose stack already includes a separate Twilio plus Postmark plus a CRM bill, Brevo collapses three subscriptions into one. Default to Brevo when the bundle math wins; default to MailerLite when a polished editor and a generous free tier matter more.

MailerLite carries the most generous free tier in the audited mainstream category at 1,000 subscribers and 12,000 monthly sends, with a drag-and-drop editor that loads faster than Mailchimp's and full automation built in. The wedge against Mailchimp is price plus editor polish; the wedge against Brevo is the visual editor depth. Lithuania-based with strong data-protection defaults and an 88 percent Email Tool Tester inbox rate.

Free tier covers 1,000 subscribers and 12,000 monthly sends with the drag-and-drop editor. Growing Business at $10 a month (or $84 annually) is the realistic-buyer tier with unlimited monthly sends, auto-resend to non-openers, and free assisted migration. Advanced at $20 unlocks custom HTML editing, multi-trigger automations, and Facebook integration.

The catch: no SMS, no transactional API, and no native sales CRM, plus a smaller integration ecosystem than Mailchimp. The free assisted migration tooling pulls subscribers, tags, and segments from Mailchimp, Kit, or AWeber without manual mapping. Pay $10 when SMB-tier shape and a polished editor lead; default to Brevo when SMS or transactional matter more.

Mailchimp built the small-business email-marketing category and remains the brand-name draw. The wedge against MailerLite and Brevo is the Customer Journey automation builder plus the deepest Shopify integration in this guide, including abandoned-cart and product-recommendation flows. 24/7 email support included on every paid tier.

Free tier covers 500 contacts and 1,000 monthly sends with basic templates. Essentials at $13 a month adds A/B testing on subject lines and 24/7 support. Standard at $20 is the realistic-buyer tier with Customer Journey automations, predicted demographics, and send-time optimization. Premium at $350 covers 10,000 contacts with multivariate testing.

The catch: per-contact pricing creeps as your list grows even on idle sends, and the post-Intuit acquisition era moved several previously-free features behind paid plans. Mailchimp earns its #3 ranking on feature breadth and brand familiarity rather than per-dollar value. Pay $20 when Shopify integration depth justifies the bill; default to MailerLite when SMB pricing leads or to Klaviyo when serious e-commerce volume justifies higher per-contact pricing.

Buttondown is the indie newsletter platform for writers who want a markdown editor, paid subscriptions via Stripe, and no marketing-funnel surface to scroll past. The wedge against Kit and MailerLite is exactly the narrowness: markdown-native authoring, automatic RSS-to-email broadcasts, and direct Stripe payouts on paid subscriptions, at roughly a third of the price. 88 percent Email Tool Tester inbox rate.

Free tier covers 100 subscribers with the markdown editor and RSS-to-email. Standard at $9 a month (or $96 annually) is the realistic-buyer tier with custom domains, API access, automations, and drip sequences. Professional at $29 a month adds surveys, paid newsletters via Stripe, priority support, and advanced analytics.

The catch: no visual email editor, no landing-page builder, no SMS in the same plan, and a smaller integration ecosystem than every other pick on this list. For anyone whose actual use of Mailchimp or Kit is sending one weekly email to a list, Buttondown is the right shape. Pay $9 when markdown-first writing is the work; default to Kit when paid sponsorships and tag-based audience segmentation lead.

Klaviyo is the e-commerce customer-data platform that many large stores reach for after outgrowing Mailchimp's automation depth. The wedge against Mailchimp is depth: native Shopify integration with abandoned-cart, browse-abandonment, post-purchase, and win-back flows ship as preconfigured automation templates with revenue attribution. Predictive customer-lifetime-value modeling on every paid tier.

Free tier covers 250 contacts and 500 monthly sends with 60 days of email support. Email at $20 a month is the realistic-buyer tier with predictive analytics and deep segmentation. Email + SMS at $35 a month adds SMS marketing in the same bill rather than as a separate vendor, plus mobile push and the Customer Hub.

The catch: per-contact pricing scales aggressively above 5,000 subscribers, and the learning curve is steeper than Mailchimp's. For a Shopify or BigCommerce operator with serious volume, the lifetime-value math typically pencils out, which is why Klaviyo dominates that segment despite the price. Pay $20-$35 when serious e-commerce volume drives the decision; default to Mailchimp when an SMB store is the work.

Kit, formerly known as ConvertKit, is built around the creator-monetization workflow and is the right tool for serious creators with a paid audience. The wedge against MailerLite and Mailchimp is the creator surface: paid newsletters via Stripe, tag-based subscribers (not list-based) for multi-offering segmentation, and broadcasts plus landing pages on the free tier.

Free Newsletter plan covers 10,000 subscribers (wider than every mainstream alternative here) with unlimited broadcasts and audience tagging. Creator at $25 a month or $250 annually is the realistic-buyer tier that adds the visual automation builder and sequences. Creator Pro at $50 a month unlocks the Newsletter Referral System, subscriber scoring, advanced reporting, and Sparkloop integration.

The catch: the $25 Creator floor hits once you outgrow Newsletter, and there is no bundled SMS, transactional API, or native sales CRM. For creators with paid newsletters, courses, or sponsorships, the math typically pencils. For a writer with 800 subscribers and a weekly broadcast, default to Buttondown's $9 Standard tier instead.

ActiveCampaign is not the cheaper choice. It is the upgrade choice for operators whose automation needs have outgrown the SMB-tier builders. The wedge against Mailchimp and Kit is depth: multi-step conditional flows that actually branch on subscriber attributes, lead and contact scoring, predictive send-time optimization, and a native sales CRM with deal pipelines all sit inside the same product.

Starter at $15 a month covers basic email, marketing automation, inline forms, and site tracking. Plus at $49 a month is the realistic-buyer tier where landing pages, scoring, conditional content, and the Deals CRM open up. Pro at $79 adds predictive send-time optimization, split automations, site messaging, and attribution reporting. Enterprise at $145 adds SSO and HIPAA support.

The catch: there is no free tier (honest about who the product is for), and the editor is functional rather than polished against Mailchimp. ActiveCampaign earns its position on automation depth at the top of the SMB tier. Pay $49 when conditional flows and lead scoring stop being optional; default to Brevo when bundled SMS or CRM matters more than pure automation depth.