Visualize your ideas,
Improve communication,
Deliver success
Visualize the essence of your ideas before you code.
Diagrams create a clear understanding among teams.
Try FreeBuy Now

Why Astah Pro?



astah, What Astah Professional offers
Do everything in one tool
Don't switch tools for each phase of work. UML, flowcharts, Mindmapping - All in Astah Pro. > Learn more
astah, What Astah Professional offers
Power of modeling
Code alone cannot maintain a shared understanding of systems. So reverse the codebase in a just-in-time manner.
astah, What Astah Professional offers
Ease of use
With 10 years of user feedback, Astah is easy to use and that's why it’s chosen by users from all around the world.
astah, What Astah Professional offers
Keep clean, inside and out
Any drawing tool can create nice-looking diagrams. Astah keeps your design model visually pleasing and accurate.
astah, What Astah Professional offers
Solo, teams, offshore, for all
Merge files, facilitate collaboration, Multi-language support, anything you need - for all types of teams.
astah, What Astah Professional offers
Easy customization
Astah is light-weight with essential features every developer needs. If you want extra, use Plug-ins or API.

What our users say about Astah

Here are more...



"Mind maps engage the whole brain in thinking"
Mind maps engage the whole brain in thinking, both in creation and review. I used mindmaps as I drafted the 2nd edition of my book.
Kent Beck
"Simple and easy
to use"
Astah is my favorite tool for UML. It is simple and easy to use.
Kevin Nilson
Tech Lead & Manager, Chromecast Technical Solutions Engineer
"Visualize the essence of the problem"
Great tool for helping us visualize the essence of the problem and merge the knowledge of individuals into the collective understanding of the development team.
Mary Poppendieck
Author of
"Lean Software Development"