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Telegram A vs Telegram for macOS: catalog facts
Telegram A	Telegram for macOS
Free Free to use with a Telegram account.	Free Free to download and use; the client source is under GPL v2.
macOS, Web	macOS
Official Telegram client Works in a browser with nothing to install	Native macOS app rather than a cross-platform port Open source client under the GPL v2
Requires a Telegram account Little documentation on how it differs from Telegram Desktop	Messages are stored on Telegram's servers macOS only; other platforms use different clients
Downloadable app, Web application	Downloadable app
Closed source	Open source
License not stated	License: GPL-2.0
Account needed	Not stated if an account is needed
Needs internet	Not stated if it works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 1, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.