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Numi vs Antinote: catalog facts
Numi	Antinote
Freemium Free to download, with a paid license offered on the website.	Paid A one-time $5 purchase with lifetime updates and a free trial.
Windows, macOS, Linux, Command line	macOS
Write calculations as natural text with variables Built-in currency, unit and time zone conversion	Opens instantly on a global hotkey Inline math with variables and unit and currency conversion
Licensing terms are set by an end user license agreement rather than an open license Not a scientific or graphing calculator	macOS 14 or later only; iOS version not yet released Built for temporary notes rather than long-term organisation
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 1, 2026	Official website Full listing and sources Checked October 1, 2026

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