CLion 2021.2 Help

License Activation

To open this dialog, do one of the following:

  • On the Welcome screen, click Configure | Manage License

  • From the main menu, select Help | Register

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.

Buy CLionClick 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 daysClick this button to start evaluating CLion.

License activation options

JB Account

Register using the JetBrains Account.

If you are using two-factor authentication for your JetBrains Account, specify the generated app password instead of the primary JetBrains Account password.

JetBrains Account with 2-factor authentication
Activation code

Register using an activation code.

You can get an activation code when you purchase a license for the corresponding product.

License server

Register using the Floating License Server.

When performing silent install 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 -DJETBRAINS_LICENSE_SERVER JVM option.

Last modified: 27 August 2021