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EmuDeck vs RetroDECK: catalog facts
EmuDeck	RetroDECK
Free Free to download from the official site.	Free Free to install from Flathub.
Windows, Linux	Linux
Sets up many emulators in one pass Aimed at Steam Deck and ROG Ally handhelds	Emulators and frontend preconfigured in one package Sandboxed Flatpak keeps files together
Configures third-party emulators rather than emulating anything itself Little detail is published on the homepage	Linux only Flatpak packaging required
Downloadable app	Downloadable app
Closed source	Open source
License not stated	License not stated
Not stated if an account is needed	No account needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 23, 2026

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