Read 60 Customer.io reviews and testimonials from customers, explore 21 case studies and customer success stories, and watch 1 customer videos to see why companies chose Customer.io as their Transactional Email Software
Customer.io is a leading customer engagement platform designed for organizations to create personalized customer journeys that engage, convert, and scale. Orchestrate messages across all channels, including email, in-app, SMS, push, and webhooks. Over 7,500+ companies, including Notion, Typeform, and Angi, rely on Customer.io to power their messaging needs.
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