Telegram for macOS (macos.telegram.org) supports many platform-specific features, such as the MacBook Pro Touch Bar, gesture navigation, integration with the Mac's Share menu and more. It has every feature from the iOS version of the app including Secret Chats.
Telegram Desktop/Telegram Lite (desktop.telegram.org) for Windows, Linux or macOS s a lightning-fast app, optimized for work-related tasks and handling large communities. It offers a three-column interface, perfect for multitasking and quick access to media, files and links shared in your chats. This app can also be used to export your Telegram data and chats.