Files are totally compatible between Astah Professional and Astah Community.


A free UML editor - ready to use the instant you download it.

Looking for other Astah Products?


This program is for students only.

If you are a professor or faculty at an academic institution we offer a discounted academic program.

Don't worry, we don't spam. We just occasionally send newsletters and announce new and exciting features for Astah, and you can always unsubscribe in a single click. This is optional.