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Head-to-head

Customer.io vs Keela

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
Keela logo
Keela

Donor management and fundraising CRM for nonprofits

From $164/mo
Visit Keela

At a glance

 Customer.ioKeela
TaglineMessaging that actually fits your data.Donor management and fundraising CRM for nonprofits
Pricing modelPaidPaid
Starts at$100/mo$164/mo
Founded2012—
AI-native
CategoriesEmail Marketing, AutomationForms & Surveys, Email Marketing, CRM
Vendor claimed

Quick take

Pick Customer.io if you need messaging that actually fits your data. Pick Keela if you need donor management and fundraising crm for nonprofits.

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Customer.io alternatives →

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Frequently asked

Is Customer.io better than Keela?
It depends on your use case. Customer.io is messaging that actually fits your data, while Keela is donor management and fundraising crm for nonprofits. See the comparison above for which fits your team.
What's the price difference between Customer.io and Keela?
Customer.io starts at $100/mo. Keela starts at $164/mo.
Can I migrate from Customer.io to Keela?
Most tools in this category support data import via CSV. For complex migrations, both vendors offer onboarding assistance on higher-tier plans.