To open this dialog, do one of the following:
On the Welcome screen, click
From the main menu, select
You can evaluate CLion Ultimate for 30 days. After that period, you need to buy CLion and activate your license.
The upper part of the dialog reflects your CLion usage status (for example Free evaluation) and, if appropriate, provides related controls (for example Buy CLion).
The license activation options are in the lower part of the dialog under Activate new license via.
CLion usage status-related controls
Click this button to go to the JetBrains Web site to study the CLion purchasing options and to buy a license.
Evaluate for free for 30 days
Click this button to start evaluating CLion.
License activation options
Register using the JetBrains Account.
CLion will automatically show the list of your licenses and their details like expiration date and identifier. Click Activate to start using your license.
If your license is not shown on the list, click Refresh license list.
Register using an activation code.
You can get an activation code when you purchase a license for the corresponding product.
Register using the Floating License Server.
When performing silent installation or managing CLion installations on multiple machines, you can set the
JETBRAINS_LICENSE_SERVER environment variable to point the installation to the Floating License Server URL.
Alternatively, you can set the Floating License Server URL by adding the