Customer.io pricing (2026)
Plans, real monthly cost, how it compares on price, and cheaper alternatives.
Price-tracked · updated June 2026
Pricing
14-day free trial
Free plan/trial
Yes
Price rank
1st cheapest / 50
Among the 50 email & sms tools we track with public pricing, Customer.io (~$0/mo) ranks 1st cheapest.
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Customer.io pricing — FAQ
How much does Customer.io cost?
Customer.io: 14-day free trial. A free trial or free plan is available.
Is Customer.io expensive?
At ~$0/mo, Customer.io is the 1st cheapest of 50 email & sms tools we track. It is among the most affordable in its category.
Does Customer.io have a free plan?
Yes — Customer.io offers a free trial or free plan so you can test it before paying.