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RetroPie vs RetroDECK: catalog facts
RetroPie	RetroDECK
Free Free to download and install.	Free Free to install from Flathub.
Linux	Linux
Many emulators in one installable system Runs on inexpensive single-board computers	Emulators and frontend preconfigured in one package Sandboxed Flatpak keeps files together
Focused on Raspberry Pi hardware Homepage blocks automated requests, so details here are limited	Linux only Flatpak packaging required
Operating system	Downloadable app
Closed source	Open source
License not stated	License not stated
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked September 24, 2026	Official website Full listing and sources Checked September 23, 2026

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