Alternative apps to MicroSIP:
  • 4.1
    642 votes
    Make calls, send messages and much more - freely and securely. Viber works on most Android and iOS devices, as well as Mac and Windows computers.
    • Freeware
    • Windows, macOS, Linux, Android
  • 4.3
    430 votes
    Skype is free and simple software that will enable you to make free calls anywhere in the world in minutes.
    • Freeware
    • Windows, macOS, Linux, Android
  • 4.1
    156 votes
    Crystal-clear voice communication. A gamers favorite.
    • Freeware
    • Windows, macOS, Linux, Android
  • 4.9
    11 votes
    ooVoo brings easy video chat to all platforms - our free video chat app is available to download for your computer (Mac, PC), smartphone (iOS, Android) & tablet.
    • Freeware
    • Windows, macOS, Android, iOS