Meet Pavel Durov, the tech billionaire who founded Telegram, which now rivals WhatsApp
Pavel Durov said Telegram has hit 1 billion users, rivaling WhatsApp.
Telegram hits 1 billion active users as CEO Pavel Durov takes swipe at Meta-owned rival ...
Telegram founder Pavel Durov celebrated 1 billion monthly active users and called rival WhatsApp "a cheap, watered-down ...