Quick answer: MailerLite is approachable for smaller lists, Brevo prices around sends in important tiers, Mailchimp offers a broad familiar ecosystem, ActiveCampaign emphasizes deeper automation, and Kit fits creator-led email businesses.

How this category was evaluated

We compared contact and send limits, segmentation, automation, forms, templates, testing, reporting, authentication, consent tools, exports, support, and how price changes as the list grows.

  • Define the job, owner, and authoritative record before comparing features.
  • Price the tier that contains the required capability at your expected scale.
  • Test exports, permissions, and failure paths before migration.

Product comparison

ProductBest forPublished pricingMain limitation
MailerLiteAccessible newsletters and automationFree up to published limits; paid by list/featuresAdvanced needs may outgrow it
BrevoSend-volume-oriented email and messagingFree 300 daily sends; Starter from $9/monthDaily/feature limits require checking
MailchimpBroad email ecosystem and templatesFree/paid packaging varies by contacts and sendsCost rises with audience size
ActiveCampaignDeeper lifecycle automationContact-based paid plansMore setup than a simple newsletter
KitCreator newsletters and productsFree and subscriber-based paid tiersLess oriented to complex B2B teams

When each product fits

MailerLite

Accessible newsletters and automation. Free up to published limits; paid by list/features. Advanced needs may outgrow it. Check the live regional plan, limits, and billing period before buying.

Brevo

Send-volume-oriented email and messaging. Free 300 daily sends; Starter from $9/month. Daily/feature limits require checking. Check the live regional plan, limits, and billing period before buying.

Mailchimp

Broad email ecosystem and templates. Free/paid packaging varies by contacts and sends. Cost rises with audience size. Check the live regional plan, limits, and billing period before buying.

ActiveCampaign

Deeper lifecycle automation. Contact-based paid plans. More setup than a simple newsletter. Check the live regional plan, limits, and billing period before buying.

Kit

Creator newsletters and products. Free and subscriber-based paid tiers. Less oriented to complex B2B teams. Check the live regional plan, limits, and billing period before buying.

A practical buying test

Authenticate a test domain, import a consented segment, build a welcome sequence, test unsubscribe and suppression, inspect mobile rendering, and export contacts and campaign results.

Final selection framework

MailerLite is approachable for smaller lists, Brevo prices around sends in important tiers, Mailchimp offers a broad familiar ecosystem, ActiveCampaign emphasizes deeper automation, and Kit fits creator-led email businesses.

Continue with related guide and related guide.

Best Email Marketing Software for Small Business in 2026
A buying decision should solve a defined workflow and remain auditable and portable.

Where Project-B fits

Project-B — Inciver’s Business Creation Platform. Project-B is not a full email-marketing platform. Its Marketing Employee focuses on business-aware content and approved Facebook/Instagram scheduling.

Official product sources checked

mailerlite.com, brevo.com, mailchimp.com, activecampaign.com, kit.com. Recheck regional pricing and availability at purchase time.