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Merlin Project vs OmniPlan: catalog facts
Merlin Project	OmniPlan
Paid Paid software with a free 30-day trial.	Paid Bought once or by subscription, with a free 14-day trial.
macOS, iOS	macOS, iOS
Gantt, Kanban, mind map and workload views share one data source Works offline without a browser or constant connection	Interval and effort tracking with customizable resources Multi-project dashboards across a portfolio
Apple platforms only Paid after the trial period	Apple platforms only Paid after the trial
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
Works offline	Not stated if it works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 2, 2026

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