In-App Voice calling
Have your customers at hello with flexible in-app voice calling
Build trust and meaningful customer relationships while keeping costs down, and scale as you go with our flexible in-app calling solution. With our scalable in-app voice calling SDK, you’ll have them at hello!
Hassle-free, scalable calling experience
1
of 3
Sinch gives us a mix of fantastic quality and solid reliability that the Rebtel app depends on.
Anna Alenius-Mathson
Head of Communications
Carbonapps needed a reliable app-to-app voice and video calling solution for their yabChat Messenger app - they turned to Sinch for the answer.
We opted for Sinch due to the quality, ease of integration and excellent customer support.
We opted for Sinch due to the quality, ease of integration and excellent customer support.
Eddie Siah-Armah
Director of Operations
Sinch In-App Voice Calling satisfies the needs of Cuban people who don’t have an internet connection and want to stay in touch with friends and family outside of Cuba. The connection is very convenient – it’s great quality!
Yuniesky Aleman
Business Development Manager at CubaMessenger
9K
minutes of calls per day
3M+
users worldwide
20%
of people in Cuba use the app
