Telegram is available on iPhone, Android, Windows and Mac. It is recommended to download it from the official website or official app store.
Download Telegram on iPhone
Search for Telegram Messenger in the App Store.
If Telegram is unavailable in your current App Store region, you may need an Apple ID from a supported region.
Download Telegram on Android
Official Android download:
Download Telegram on Windows or Mac
Telegram Desktop official download:
FAQ
What is the official Telegram download site?
Use telegram.org/android for Android and desktop.telegram.org for Windows and Mac.
Why can't I find Telegram in the App Store?
Availability may depend on the region of your Apple ID.
Can I use the same Telegram account on phone and computer?
Yes. The same Telegram account can be used on multiple devices.