Telegram is a cloud-based instant messaging and voice over IP service. Telegram client apps are available for Android, iOS, Windows Phone, Windows NT, macOS and Linux. … Messages and media in Telegram are encrypted when stored on its servers, and the client-server communication is also encrypted. Swing Trade Genie uses Telegram (a free app) to deliver it’s trade calls to a multitude of devices and operating systems. PC, MAC, Linux, Web versions, phone, tablet, Android and iOS, and everything in between.