The Signal messenger and protocol.

With usernames now it would be a better option. Before you had to share your phone number and hence your name

Telegram is only slightly more private than Facebook Messenger. Not only can they link a username to a phone number, but they can link a phone number to a username too.

Meanwhile, Signal did it right.

And that's before we start talking about all the problems made in Telegram, from rolling their own encryption to telling their users not to use it.

Honest question, are you still using Telegram after all the recent news following Durov's arrest? Do you view the service differently?