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Customer

Customer.io is an automated messaging platform for sending behaviour-triggered emails, push notifications, SMS, and in-app messages. Designed for product and marketing teams at data-driven companies to build personalised lifecycle campaigns at scale.

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Offers

Compare the benefit, eligibility, and application steps for each offer. Last checked Sep 2, 2026.

  • 12 months free with Customer.io for Startups — bootstrapped tier

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    Customer.io Bootstrapped Startup Program gives qualifying bootstrapped companies 12 months free — the marketing automation platform for behavioural email; push; in-app; and SMS campaigns.

    Eligibility
    Bootstrapped startup; under $2M raised; new customer; direct apply at customer.io/solutions/startups
    How to access
    Available to eligible startups
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Latest from Customer

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  1. X postYour customers are moving through the world in real time, and https://t.co/JnsjJIFbH1 now shows up with them: on the lock screen, in the…8 likes · 9 replies · 1K views
  2. X postSome launches add a feature. This one changes how you work.12 likes · 4 replies · 1.7K views
  3. X post📢 The State of Lifecycle Marketing 2025 is here!4 likes · 2 replies · 5.2K views

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