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Ao vs Todoist: catalog facts
Ao	Todoist
Free Free and open source under the MIT license.	Freemium Free plan, with a paid Pro upgrade.
Windows, macOS, Linux	Web, Browser extension
Customizable local and global keyboard shortcuts Dark, black, and sepia themes	Natural-language task entry Custom filters and labels
Requires a Microsoft To Do account	Advanced features require Pro Requires an account
Downloadable app	Downloadable app, Web application, Browser extension
Open source	Closed source
License: MIT	License not stated
Not stated if an account is needed	Account 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 September 23, 2026

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