When comparing Appear.in vs Tox, the Slant community recommends Tox for most people. In the question“What are the best video chat services for teams?” Tox is ranked 4th while Appear.in is ranked 7th. The most important reason people chose Tox is:
Tox uses military grade encryption and works completely peer-to-peer.
Specs
Ranked in these QuestionsQuestion Ranking
Pros
Pro Allows locking rooms
Pro Includes instant messaging
Pro Allows sharing your screen
Pro Integrates with Slack and HipChat
Pro Privacy focused
Tox uses military grade encryption and works completely peer-to-peer.
Pro Free and open source
The code is licensed under GPL (may change in the future) and is available on GitHub.
Pro Multiple front-ends for multiple platforms available
At the moment there is no official Tox client, but a selection of 32 and 64 clients for Windows, OS X, Linux and Android is available.
Cons
Con Requires a good network connection
When the internet connection is not stable, such as when communicating internationally, it doesn't perform well.
Con Early stages of development
Since Tox is relatively new, it has important features missing (like group video) and requires a proper code review before it can be deemed reliable and ready for everyday use.