Start with MailerLite if you need simple email marketing, Thinkific if courses are the product, and only move to ActiveCampaign when your funnel complexity actually justifies it. Keep Kinsta in the picture once your site is becoming a real business asset.
MailerLite
The safest first pick if you want newsletters, forms, landing pages, and simple automations without early-stage complexity.
Creators building a list, launching lead magnets, and sending newsletters consistently.
Not the right tool if you already need deep CRM logic or advanced lifecycle automation.
It covers the highest-value email tasks with the least friction, which is exactly what most early-stage businesses need.