Download and Install Astah System Safety

1. Downloading the software

  1. Visit the Download Page.
  2. Enter your name and email address to start the download process.
  3. Once the download is complete, proceed with the installation.

2. Installation Guides

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Starting Astah System Safety

  • Launching the Application:
    • On Windows: Select [Astah] from the Start menu.
    • On macOS: Double-click the Astah app icon.
  • Automatic Update Checks:
    Astah automatically searches for updates via HTTP. If a new version is available, a notification will appear.
    To disable this feature, go to [Tools] → [System Properties] → [Basic] → [Other] and uncheck the option.
    Astah System Safety's System Properties - under [Basic]
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Starting Your Free Trial

Upon first launch, a 40-day free trial begins. A dialog box will indicate the remaining trial period. You can use Astah System Safety without a license until the expiration date shown.
Astah System Safety Free Trial Notification

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Activating a Paid License

If you have a purchased license: