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One Thing vs One Task: catalog facts
One Thing	One Task
Free Free to download, including from the Mac App Store.	Paid A one-time purchase costs $4.
macOS	macOS, iOS
Keeps one chosen task visible in the menu bar Accepts text by drag and drop or share actions	Keeps the current task visible in widgets Marks tasks complete from a widget
Requires macOS.	Does not support folders, tags, priorities, or recurring tasks Available on Apple platforms
Downloadable app	Downloadable app
Closed source	Closed source
License not stated	License not stated
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 8, 2026	Official website Full listing and sources Checked October 8, 2026

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