Sinch vs Twilio API for WhatsApp: What are the differences?
What is Sinch? Add calling & messaging to your app in minutes. Sinch makes it easy for developers to add voice, messaging and SMS to their apps with just a few lines of code. Enrich your apps with communications that your users will love.
What is Twilio API for WhatsApp? Reach users on the world’s most popular messaging app through one streamlined API, officially supported by WhatsApp. The Twilio API for WhatsApp provides developers all over the world with a simple, reliable, and officially supported way to use the WhatsApp Business API. They can now easily build messaging experiences that combine the ease of use of the Programmable SMS API with the global reach of WhatsApp.
Sinch and Twilio API for WhatsApp can be categorized as "Communications SDK" tools.