Obligatory briar mention...
Briar supports communication over multiple mediums, including wifi & Bluetooth, has forward secrecy, and feels quite 'signal-like' so its not impossible to get people to use it.
Briar supports communication over multiple mediums, including wifi & Bluetooth, has forward secrecy, and feels quite 'signal-like' so its not impossible to get people to use it.
Briar looks really nice for people that really need the extra security and privacy, though.
I've been interested in SimpleX lately, but I don't really have anyone to properly test it with.