When comparing BBM Blackberry Messenger vs ChatSecure + Orbot, the Slant community recommends ChatSecure + Orbot for most people. In the question“What are the best encrypted messaging apps for Android?” ChatSecure + Orbot is ranked 8th while BBM Blackberry Messenger is ranked 11th. The most important reason people chose ChatSecure + Orbot is:
To pass EFF's security review ChatSecure had to encrypt data in transit, the encryption had to be [end-to-end](https://en.wikipedia.org/wiki/End-to-end_encryption), the app needed to provide [forward secrecy](https://en.wikipedia.org/wiki/Forward_secrecy), app's source code has to be open to independent review, users have to be able to verify contact's identities even with the service provider compromised, app's cryptographic design has to be well documented and app's source code has to have been audited in the last 12 months.
Ranked in these QuestionsQuestion Ranking
Pros
Pro Feature rich
Video, voice, chat, file sharing, screen sharing and glympse enabled,
Pro Privacy oriented
End to end encryption.
Pro Passed EFF's security review
To pass EFF's security review ChatSecure had to encrypt data in transit, the encryption had to be end-to-end, the app needed to provide forward secrecy, app's source code has to be open to independent review, users have to be able to verify contact's identities even with the service provider compromised, app's cryptographic design has to be well documented and app's source code has to have been audited in the last 12 months.
Pro Free and open source
ChatSecure is free and open source, enabling anyone to verify its security by auditing the code.
Pro Works with popular chat services across mobile and PC
ChatSecure works with Google Hangouts, Facebook messaging, Jabber and other popular messaging service, making for a convenient way to use secure chatting.
Cons
Con Video is Blackberry only
BBM video is only available on BBOS 10 or the Blackberry Playbook.
