Individual License Guide
This complete reference guide covers licensing for Astah Professional, Astah UML, Astah System Safety, Astah SysML, and Astah GSN.
Activating Annual License
- Log into CV Members site and click [License Registration]. (If you don’t have an account yet, please create one.)

- Enter the license number and validation code. Click [Add].

- Choose the start date of your license, then click [Next].

- Make sure that your email address is correct, then click [Register License].

- Email is sent to you. Access the URL in the email and download the license file.
Or you can directly download it from the website.
- Launch Astah, go to [Help] – [License]. Click [Set License key] and specify the license file you downloaded.
How to renew
- Purchase another Annual License from online store or distributors.
- Log into CV Members site and click [License Management].

- Your license information appears. Choose [Renew this license] and click [Next].
* Your license information appears only if it is within your license validity period. If it was expired already, please register your license as new.

- Enter NEW license information and click [Next].

- Make sure that your email address and new support expiry dates are correct, then click [Register License].

- Email is sent to you. Access the URL in the email and download the updated license file.
Or you can directly download it from the website.
- Launch Astah, go to [Help] – [License]. Click [Set License key] and specify the updated license file.