Frequently asked questions
Answers to commonly asked questions about our product and licensing.
General
Is StarUML open source?
No. StarUML V1 (old generation) was an open source project under GPL License. However,
current StarUML (after V2) is not open source any more. Many users
have been expected that the project is being continued, developed and
maintained. But, we couldn’t find any sponsors so we can’t avoid to
commercialize this product in order to keep developing and supporting
users.
Can I still use StarUML V1 (old generation)?
Yes. you can use StarUML V1 for any purpose. However, don't forget
that the StarUML V1 is no more maintained and cannot be supported.
License
Is StarUML open source?
No. StarUML V1 (old generation) was an open source project under GPL License. However,
current StarUML (after V2) is not open source any more. Many users
have been expected that the project is being continued, developed and
maintained. But, we couldn’t find any sponsors so we can’t avoid to
commercialize this product in order to keep developing and supporting
users.
Can I still use StarUML V1 (old generation)?
Yes. you can use StarUML V1 for any purpose. However, don't forget
that the StarUML V1 is no more maintained and cannot be supported.
License is perpetual or time limited?
License is perpetual, so you can use forever with the purchased
version. However, you need to pay to upgrade to new major versions.
What is the difference between evaluation and purchased license?
In evaluation mode, you are allow to use for free in 30 days and
there will be watermarks in the exported diagram images. After the
evaluation period, you need to purchase a license for continue to use.
Can I use my license on multiple machines?
The license is priced based on the number of devices on which it will
be installed and used. If you purchase a license for one device, it
can only be installed and used on that one device.
License is floating (concurrent)?
No, we do not offer a floating license type for concurrent users. Licenses
must be purchased based on the number of devices on which they will be
installed and used.
License Activation
How to activate my license key?
You can activate your license key by selecting the menu Help >
License Activation.... Then, enter your license key in the dialog and
click the Activate button.
How to activate license key in off-line computers (without internet connection)?
To activate your license key on an offline device, please visit the
License Manager. Then
select the Devices menu and choose your license
key. The Offline activation section will appear
below. Follow the instructions there.
The message 'invalid license key' appears. What's wrong?
You need to compare the version of the installed StarUML (See the
About Dialog) with the version of your license key. For example if
your license is for V6 or lower, then it will not work for V7 or
higher. In this case, you need to upgrade your license to the new
version.
How do I deactivate the license on a specific computer?
You can deactivate the license from a computer by selecting the menu
Help > License Activation.... Then, click the
Deactivate button. This will deactivate the
license on that computer and free up the license for use on another
computer.
Sales
Can I get a refund?
Refunds are available within 14 days of purchasing. Please send us an
email ([email protected]) with your order number if you wish to claim a refund.
Should I pay to update or upgrade to newer versions?
You can freely update to minor updates (e.g. to 7.x version), but you
may need to pay to upgrade to major upgrades (e.g. to V8 version).
Upgrade fee will be much cheaper than purchasing new one.