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Which edition would you like to download?

We've released a Snapshot version for 6.9 with a few minor bugs fixed.

Astah Professional Edition

Creating powerful diagrams is the core of Astah Professional. UML2.x, Mind Maps, Flowcharts, ER Diagrams, CRUD, Requirement Diagrams, and more are all included.

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Windows 32-bit
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Windows 64-bit
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Mac OS
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Linux RPM
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Linux DEB
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Linux Zip File

We offer Students a Free License.

Need a longer trial period? Contact us.

Looking for an older version or different edition? Download here.

Astah Community Edition

A free UML editor - that is ready to use the instant you download it, allowing your

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Windows 32-bit
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Windows 64-bit
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Mac OS
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Linux RPM
Download
Linux DEB
Download
Linux Zip File

Looking for an older version or different edition? Download here.

See our feature matrix to find out how Community compares to Professional

Files are totally compatible between the two editions, so there are no problems when you want to upgrade to Astah Professional from Astah Community, or reverting back to Community after a trial period of Astah Professional.

Looking for other Astah Products?