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KNULLI vs Recalbox: catalog facts
KNULLI	Recalbox
Free Free to download from the project's GitHub releases.	Free The system is a free download; optional hardware is sold separately in the project shop.
Linux	Linux
Supports a wide range of retro handhelds, including Anbernic H700 devices Built-in Syncthing integration for syncing saves	Supports more than 100 consoles, handhelds and computers Simple setup through the official Raspberry Pi Imager
Only runs on supported handheld devices Installing means flashing a card and replacing the stock firmware	Replaces the operating system on the device it is installed on Games are not included; you supply your own
Operating system	Operating system
Closed source	Closed source
License not stated	License not stated
No account needed	Not stated if an account is 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.