Compare software

FloFla Cards vs Flash Deck: catalog facts
FloFla Cards	Flash Deck
Free Free and open source under the GPL-3.0 or later.	Free Free and open source under the GPL 3.0 licence.
Android	Android
Cards appear over other apps without opening a study app Review interval is configurable	Quick card entry with Save and Add Another Reversible cards for testing both directions
Android only Overlay pop-ups can interrupt other apps	Android only Simpler than full spaced-repetition apps such as Anki
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0-or-later	License: GPL-3.0-only
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 2, 2026

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