ActiveCampaign review 2026: Starter from $15/mo, Plus from $49/mo, Pro from $79/mo, the all-contacts billing change, and who needs its automation depth.

Kit review 2026: free plan to 10,000 subscribers, Creator from $39/mo, Creator Pro from $79/mo, tagging, automations, and built-in monetization tools.

Brevo review 2026: send-based pricing from $9/mo, free plan with 300 emails/day, unlimited contacts on paid plans, and the new $499 Professional tier.

Mailchimp review 2026: plans from $13/mo, the unsubscribed-contacts billing trap, free-plan limits, feature tiers, and who should actually pay for it.