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Head-to-head

Customer.io vs Heymarket

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
Heymarket logo
Heymarket

Omnichannel business SMS, email, and shared inbox platform

From $49/mo
Visit Heymarket

At a glance

 Customer.ioHeymarket
TaglineMessaging that actually fits your data.Omnichannel business SMS, email, and shared inbox platform
Pricing modelPaidPaid
Starts at$100/mo$49/mo
Founded2012—
AI-native
CategoriesEmail Marketing, AutomationSMS & Push, Email Marketing, Customer Support
Vendor claimed

Quick take

Pick Customer.io if you need messaging that actually fits your data. Pick Heymarket if you need omnichannel business sms, email, and shared inbox platform.

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Customer.io alternatives →

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Heymarket alternatives →

Frequently asked

Is Customer.io better than Heymarket?
It depends on your use case. Customer.io is messaging that actually fits your data, while Heymarket is omnichannel business sms, email, and shared inbox platform. See the comparison above for which fits your team.
What's the price difference between Customer.io and Heymarket?
Customer.io starts at $100/mo. Heymarket starts at $49/mo.
Can I migrate from Customer.io to Heymarket?
Most tools in this category support data import via CSV. For complex migrations, both vendors offer onboarding assistance on higher-tier plans.