Sendblue

Sendblue offers an iMessage API for developers and businesses, enabling personalized communication with SMS fallback. It provides a REST API and CLI for integration, supporting features like contact card delivery and FaceTime Audio calling. The platform is designed for developers and sales teams to integrate messaging capabilities into their applications and workflows. Sendblue emphasizes compliance, with SOC 2 compliance and HIPAA support. It is cited as a managed API service focusing on developers, offering a well-documented API and a developer community. The service provides an iMessage API with RCS and SMS fallback options.