Get up to 12 months of Customer.io free
We’re passionate about supporting startups because not too long ago, we were one. Build, launch, and scale your customer messaging, all in one platform.

Loved by thousands of startups
Startup program requirements
To be eligible for Customer.io’s startup program, all businesses must meet the following qualifications:
Funding
Your business has raised less than $10 million in total funding.
Contact lists
They must be obtained through standard methods, not purchased.
Service
Your business is currently not and has never been a customer of Customer.io.
Plans and pricing
Join hundreds of startups that use Customer.io for their customer engagement needs.
Startup includes all Essentials features with additional user profiles
Apply for StartupApply for StartupBilled monthly
Limited support
Send emails, SMS, push notifications

Empower your startups with Customer.io
Join 150+ accelerators, venture firms, and founder communities that give their startups a growth advantage: complimentary access to Customer.io.
Our Startup Partner Program enables your portfolio companies to launch and scale with the same engagement tools trusted by thousands of startups worldwide.
Some of our startup partners include:
- Y Combinator
- Techstars
- Segment
- Secret
- Mercury
- GAN
- F6S
- Seedcamp
- Tech for Black Founders
- Tiny Seed
- TechCrunch
- and more
Startup marketing strategies
Explore use cases and best practices to drive product-led growth.
Frequently asked questions
Startup Program gives eligible startups access to Customer.io’s customer engagement platform, including Journeys, Data Pipelines, Messaging, and our AI Agent.
With Customer.io, you can create personalized customer journeys, send omnichannel messages, unify customer data, and use AI to help build, analyze, and optimize campaigns faster.
Eligible startups receive up to 12 months in the program, including up to 30,000 customer profiles at no cost.
Supercharge your messaging
- 14-day free trial
- No credit card required
- Cancel anytime