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Astah UML vs Visual Paradigm: catalog facts
Astah UML	Visual Paradigm
Paid Paid license with a free trial and student options.	Freemium Paid editions with a free trial; some tools such as the VPasCode online editor are free.
macOS	macOS, Web
Focused on UML without extra complexity Mind mapping included	Covers UML, SysML, BPMN and enterprise architecture in one tool Desktop and browser versions
Paid after the trial SysML and other modeling require separate editions	Broad feature set takes time to learn Full features require a paid edition
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 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.