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itch vs Steam: catalog facts
itch	Steam
Free The app is free and open source under the MIT licence. Games on itch.io range from free to…	Freemium The client is free; games and other content are bought individually.
Windows, macOS, Linux	Windows, macOS, Linux, Android, iOS
Installs, updates and launches itch.io games in one place Notifies you when a developer pushes a new build	Native client for Windows, macOS and Linux Large store with free and paid games
Only covers itch.io; it is not a general game library manager Browsing and purchasing still happen on the website	Requires a Steam account Closed source
Downloadable app	Downloadable app
Open source	Closed source
License: MIT	License not stated
Account needed	Account needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked September 21, 2026	Official website Full listing and sources Checked September 23, 2026

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