FreTel

FreTel is an UNOFFICIAL Telegram messenger which use Telegram’s API to provide its users a fast and secure experience of having chat with more than 500 million people from around the globe.
FreTel brings more to the table by giving the users new useful features like hidden chats, storage manager, fonts, the ability to download and a smart proxy system to stay connected even with limited internet connections. Also with Fretel you can send or receive APK files from your friends and install them on your device.