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Head-to-head

Customer.io vs MailerLite

Two leading email marketing tools, compared on pricing, features, and editorial fit. Updated for 2026.

Customer.io logo
Customer.io

Messaging that actually fits your data.

From $100/mo
Visit Customer.io
MailerLite logo
MailerLite

Email marketing, websites, forms and automation for growing audiences

From $10/mo
Visit MailerLite

At a glance

 Customer.ioMailerLite
TaglineMessaging that actually fits your data.Email marketing, websites, forms and automation for growing audiences
Pricing modelPaidFreemium
Starts at$100/mo$10/mo
Founded2012—
AI-native
CategoriesEmail Marketing, AutomationForms & Surveys, Email Marketing, Landing Pages, Websites & CMS
Vendor claimed

Quick take

Pick Customer.io if you need messaging that actually fits your data. Pick MailerLite if you need email marketing, websites, forms and automation for growing audiences.

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Customer.io alternatives →

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MailerLite alternatives →

Frequently asked

Is Customer.io better than MailerLite?
It depends on your use case. Customer.io is messaging that actually fits your data, while MailerLite is email marketing, websites, forms and automation for growing audiences. See the comparison above for which fits your team.
What's the price difference between Customer.io and MailerLite?
Customer.io starts at $100/mo. MailerLite starts at $10/mo.
Can I migrate from Customer.io to MailerLite?
Most tools in this category support data import via CSV. For complex migrations, both vendors offer onboarding assistance on higher-tier plans.
Customer.io vs MailerLite in 2026 — pricing, features, verdict | MartechHunt