Sinch

API platform Public (opens in a new tab) sinch.com (opens in a new tab) · in/sinch (opens in a new tab) · @WeAreSinch (opens in a new tab)

Sinch sells communications infrastructure: messaging APIs for SMS, RCS, MMS and WhatsApp, plus voice and email, with ready-made campaign applications on top. It is bought by developers, marketing and customer service teams across regulated and retail industries.