Compare software

Reminduck vs Due: catalog facts
Reminduck	Due
Free Free and open source under the GPL-3.0-or-later licence.	Paid The homepage does not list prices; check the App Store.
Linux	macOS, iOS
Simple, single-purpose reminder app Playful design with a quacking duck	Auto Snooze repeats alerts until a reminder is handled One-tap preset times for setting due dates
Linux only Basic feature set compared with full task managers	Apple platforms only Built for reminders, not projects or lists
Downloadable app	Downloadable app
Open source	Closed source
License: GPL-3.0-or-later	License not stated
No account 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 1, 2026	Official website Full listing and sources Checked October 2, 2026

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