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Head-to-head

Customer.io vs Smaily

Two leading email marketing / automation 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
Smaily logo
Smaily

Simple email marketing and automation with a free plan up to 2,000 contacts

Price not listed
Visit Smaily

At a glance

 Customer.ioSmaily
TaglineMessaging that actually fits your data.Simple email marketing and automation with a free plan up to 2,000 contacts
Pricing modelPaidFreemium
Starts at$100/moNot listed
Founded2012—
AI-native
CategoriesEmail Marketing, AutomationEmail Marketing, Landing Pages, Automation
Vendor claimed

Quick take

Pick Customer.io if you need messaging that actually fits your data. Pick Smaily if you need simple email marketing and automation with a free plan up to 2,000 contacts.

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Customer.io alternatives →

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Smaily alternatives →

Frequently asked

Is Customer.io better than Smaily?
It depends on your use case. Customer.io is messaging that actually fits your data, while Smaily is simple email marketing and automation with a free plan up to 2,000 contacts. See the comparison above for which fits your team.
What's the price difference between Customer.io and Smaily?
Customer.io starts at $100/mo. Smaily doesn't publish its pricing.
Can I migrate from Customer.io to Smaily?
Most tools in this category support data import via CSV. For complex migrations, both vendors offer onboarding assistance on higher-tier plans.