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Xmind vs Heimer: catalog facts
Xmind	Heimer
Freemium Free to start without a credit card, with paid plans for more features.	Free The open-source software is available without a license fee. Hosting, hardware and…
Web	Windows, Linux
Available on web, desktop and mobile Several map structures and templates	Supports automatic layouts and image exports.
Some features are in paid plans AI features depend on the online service	It is a diagramming tool rather than a full document editor.
Downloadable app, Web application	Downloadable app
Closed source	Open source
License not stated	License: GPL-3.0
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 22, 2026

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