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  1. Onoff help center
  2. Using Onoff App
  3. General

General

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  • What is onoff Telecom?
  • How many numbers can I have?
  • How much does the onoff App cost?
  • What countries are currently supported?
  • Why is the onoff App not available in my country? When will it be?
  • Is the call quality reliable?
  • Do I need an internet connection to make a call?
  • Is my device supported?
  • Are my calls and messages secure?
  • Can I send international SMS with the onoff App?
  • Can I make international calls with the onoff App?
  • Can I receive SMS/calls from short codes/numbers?
  • Can I send pictures and videos in messages?