Can I use my Astah Professional license on multiple machines?
Installation limits for Astah Professional Individual vs. Subscription licenses.
The ability to use your license on more than one computer is specific to the type of license you hold for Astah Professional.
Astah Professional Individual License (Perpetual)
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Allowed: Yes
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Condition: You may install and use your license on multiple machines (e.g., your office PC and a personal laptop), provided that you are the only user of the software on those devices.
Astah Professional Subscription License (Monthly/Annual)
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Allowed: No
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Condition: Under the End-User License Agreement (EULA), subscription licenses are restricted to one machine per license. You are not permitted to install or activate a single subscription license on multiple environments.