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Agenda vs NotePlan: catalog facts
Agenda	NotePlan
Freemium Free with no time limit; Premium features cost extra.	Paid Subscription with a 7-day free trial.
macOS, iOS	macOS, iOS, Web
Notes arranged on a project timeline Notes can link to calendar events	Daily note with calendar and reminders alongside Two-way sync with Apple Reminders
Apple platforms only Some features require Premium	Calendar integration centred on Apple services Paid subscription after the trial
Downloadable app	Downloadable app, Web application
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 September 23, 2026	Official website Full listing and sources Checked September 23, 2026

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