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Antinote vs Whisp: catalog facts
Antinote	Whisp
Paid A one-time $5 purchase with lifetime updates and a free trial.	Free Free and open source under the GPL 3.0 or later.
macOS	Linux
Opens instantly on a global hotkey Inline math with variables and unit and currency conversion	Start typing immediately with no files or titles to manage Text expansion and automatic checklists
macOS 14 or later only; iOS version not yet released Built for temporary notes rather than long-term organisation	Built for GNOME on Linux only Not meant for organising a large note collection
Downloadable app	Downloadable app
Closed source	Open source
License not stated	License: GPL-3.0-or-later
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.