Customer.io Pricing
Every Customer.io plan with its monthly and annual price, what it costs for common team sizes, and a calculator to estimate your own monthly cost before you buy.
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Plans and prices
| Plan | Monthly billing | Annual billing (per month) | Per user or flat | Users | Free tier |
|---|---|---|---|---|---|
| Essentials | $100/mo | Not listed | Flat | No limit listed | No |
| Enterprise | Contact sales | Contact sales | — | No limit listed | No |
| Premium | Contact sales | Contact sales | — | No limit listed | No |
Prices last updated November 2026.
What Customer.io costs by team size
| Team size | 1 user | 5 users | 10 users | 25 users | 50 users |
|---|---|---|---|---|---|
| Monthly cost | $100/moEssentials | $100/moEssentials | $100/moEssentials | $100/moEssentials | $100/moEssentials |
The plan that fits each team size, billed monthly, before add-ons and usage charges.
Add-ons
| Add-on | Monthly billing | Annual billing (per month) | Charged |
|---|---|---|---|
| AI creditsAdditional AI usage credits; negotiated on Enterprise. | $10 | Not listed | Per 100K credits |
Usage pricing
| Metric | Plan | Included per month | Price after that |
|---|---|---|---|
| Additional emails | All plans | 1,000,000 | $0.12 per 1,000 emails |
| Additional profiles | Essentials | 5,000 | $0.009 per profile |
Customer.io Pricing Calculator
Estimate your team's real monthly and annual cost based on seats, billing cycle, and add-ons.
Cost breakdown
Estimated from the vendor's published prices, last updated November 2026. Actual costs may vary based on negotiated contracts. How we collect prices
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Customer.io pricing FAQs
Essentials starts at $100 per month for 5,000 profiles and 1M emails, rising to $505 at 50,000 profiles. Premium starts at $1,000 per month billed yearly, and Enterprise is priced by quote.
You can start a trial from the pricing page, though the vendor doesn't state its length. Companies that have raised under $10M can get up to a year free through the Startup Program.
Billing is based on your maximum number of uniquely identified profiles. Extra profiles on Essentials cost $0.009 each, and extra emails cost $0.12 per 1,000.
It supports email, push, in-app, SMS and WhatsApp, and web push comes at no extra cost.
No, Customer.io does not list a free plan. Its cheapest paid plan is Essentials, at $100/mo billed monthly.
Customer.io costs about $100/mo for 10 users on its Essentials plan, billed monthly, before add-ons and usage charges.
No. Every Customer.io paid plan with a listed price is a flat monthly price, whatever the team size.
Yes. Customer.io sells an add-on on top of its plans: AI credits. It also charges by usage for Additional emails and Additional profiles, past what the plan includes.