Telegram is known as a privacy-focused secure messaging app because it markets itself that way. However, it is often criticized by security experts, privacy advocates, and people with common sense who can understand why its claims about being privacy-friendly don't make sense. In this brief article, I'll show you all
Who didn’t it work for? I switched to Signal in about 2016 or so, and haven’t had a problem with it. Admittedly I’m a software developer, and typically use high-end devices, so my knowledge is severely lacking.
I used it on lower-end devices around that time, but not bottom-of-the-barrel (Motorola smartphones). I had a Moto x4 then Moto G Power, and Signal worked fine on them. When Signal stopped working for SMS, I stopped using it, but I think I got my SO on board, so I’m back to using it for messaging.