Mailchimp

What it does

Mailchimp is the most widely used email marketing platform for small and mid-size businesses, offering email campaigns, automated sequences, audience segmentation, landing pages, and basic CRM. AI features include subject line optimization, send time prediction, and Content Studio for generating email copy. It is the go-to starting point for teams launching email marketing for the first time.

Strengths

• Mid-market companies use Mailchimp's advanced segmentation and multivariate testing for more sophisticated email programs before outgrowing it for enterprise alternatives.
• Small businesses use Mailchimp's automation and segmentation to run personalized email programs without a dedicated marketing operations function.
• Small businesses run complete email marketing programs - welcome sequences, promotional campaigns, transactional emails - from one platform.
• Solopreneurs and creators build and manage their email list with a free-tier tool that grows with them from 0 to tens of thousands of subscribers.

Watch-outs

• Automation is shallow: Mailchimp automation builder handles basic sequences well but lacks the branching logic, behavioral triggers, and CRM-connected workflows available in ActiveCampaign or Klaviyo.
• Pricing scales steeply with list size: Mailchimp bills by contact count, which makes it increasingly expensive as lists grow — teams that send frequently to large lists will find the economics unfavorable.
• Template editor feels dated: The drag-and-drop email editor lags behind competitors in flexibility and modern design capabilities, making it harder to produce polished on-brand emails.

Pricing

Free (500 contacts, 1K sends/month). Essentials from $13/month. Standard from $20/month. Premium from $350/month. Pricing scales with list size.