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