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About Sinch

Sinch is a cloud-based, mobile communications platform that makes adding Voice, Verification, Video, SMS, and IM into apps easier than ever. Originally spun out of Rebtel in May 2014, the Sinch team has over 100 years of development experience in the voice industry, and brings this skill and expertise to its powerful range of SDKs and APIs for developers to download and integrate.

Our mission is to make it easy for developers to add voice, verification, video, SMS, and instant messaging to apps, enriching the modern app experience and becoming the preferred partner for modern app communications. For developers, Sinch removes the complexity of building and maintaining complex communications infrastructures, and handles the heavy lifting with a simple to integrate SDK that any developer can use.

Sinch has built a successful real-time communications platform with a talented in-house engineering team that includes some of the top names in the mobile and communications market. In just a year, we have signed major clients like Tango, Truecaller, Easy Taxi, Glide, Nimbuzz, and more.


  • 2,000,000,000 voice minutes connected every year
  • 250 Million + verifications per year
  • Connecting users in 196 countries across the globe
  • 30,000 developers and growing


  • 50 staff in offices in San Francisco and Stockholm
  • 75% of employees are engineers and developers
  • $12 million investment from Index Ventures and Balderton Capital


  • API
  • Batch Permissions & Access
  • Data Export
  • Data Import
  • External Integrations
  • File Sharing
  • File Transfer
  • Multi-User
  • Notifications
  • Third-Party Plugins/Add-Ons


  • Sinch APIs to enhance your app with Voice, SMS, Verification, Video and Instant Messaging.

  • Sinch power communications in all 196 countries across the globe.

  • With the Sinch Voice API or our Voice SDKs, add crisp HD quality VoIP calling using WiFi calling or PSTN origination and termination to your app.

  • Verify user phone numbers quickly and effectively using the Sinch SMS API, Voice, or Flash Call technology (Android only).

  • Integrate your call center with Sinch to make or receive calls through SIP origination and termination.

  • With the Sinch SMS API, you can send SMS from your iOS and Android app, backend, or website for two-factor authentication.

  • In-app instant messaging better connects your users to each other and to you for increased engagement and customer support.

  • Sinch Voice SDK offers global video calling over a data connection or WiFi from your website or app.


  • Credit card required: N/A
  • Visit our pricing page for information on pricing per product.

    Contact us if you have any questions or concerns.


    No FAQs associated with this application.

Vendor Information

Based in:


Who uses Sinch
  • Startups
  • Enterprises
Desktop Platforms:
  • Web App
Mobile Platforms:
  • iOS
  • Android
Regional Restrictions:
No restrictions.
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