- From January to April 2021, Signal’s global installs jumped a staggering 1,192% year-over-year to 64.6 million.
- During the same period, Telegram also saw a year-over-year install increase of 98% to 161 million.
- Meanwhile, WhatsApp’s installs declined 43% year-over-year during the same period.
All three apps—WhatsApp, Telegram, and Signal—have the same basic functionality: you can call, video chat, or text any other user across the globe for free. All apps are also cross-platform and all also offer encryption.