After downloading SimLab Composer, the user needs to get and register a license.

The three types of licenses offered by SimLab, and how to request/register them are described below.

The user can request a free trial license to test SimLab Composer, and to make sure it works well with her/his models. The Trial license unlocks all the capabilities of the SimLab Composer.

A Trial license automatically expires after 21 days of requesting the license


To get a free trial license the user should do the following:

  • Download and start SimLab Composer

  • SimLab License dialog will appear.

  • Click the Get Free Trial button, and the dialog will change.
  • SimLab Trial License 1

  • Click the Request a trail license button.


  • Fill the fields of Name, Email and Company. The license will be automatically generated and sent to the user by email.
  • Check the features in SimLab Composer you want to include in the trial license. click Request License.
  • Then click the Request License button


  • If you have a valid internet connection, your request will be sent and the trial license will be sent to the provided e-mail address.
  • Incase you get an invalid network connection, then with the infomation filled in the dialog click the Copy to clipboard button.
  • Send the copied data to license@simlab-soft.com


Upon recieving the license:

  • Start SimLab Composer 8, to launch the License Dialog

  • Again click the Get Free Trial button.
  • SimLab Trial License 1

  • Click I already recived the license file (*.sl).
    Then browse to the license file, and select it.

  • SimLab Trial License 5

If you faced any problem during this process, you can use the following manual process

  • Start SimLab Composer

  • Click Get Free Trial button

  • Click Request a Trial license

  • Fill the fields of Name, Company and Email, then click Copy to Clipboard.

  • Compose a new e-mail message and paste in the information copied from the licensing dialog, then send it to license@simlab-soft.com.

Upon buying a professional license the user will recieve a software key that can be used for activating the SimLab Composer, as shown below.


  • Start SimLab Composer 2015, to launch the License Dialog

  • Click Activate.

  • Click I Already received a software key.


  • Fill the fields of Name, Company, Email and Software key, then click Activate.
    If you have a valid net connection the Professional license will be activated automatically..


If you faced any problem during this process, you can use the following manual process

  • Click the Copy to clipboard button in the license dialog

  • Create an e-mail and paste the coppied information in it

  • Send the e-mail to "license@simlab-soft.com"

  • Upon receiving the software key follow the steps described above for activation

Floating licenses are suitable for a group of users who wants to share the application. The floating license needs to be installed on a stable server machine, accessible by the application users. Users can check out licenses from the server, equal to the number of licenses bought and installed. Once a license is checked out by a user, it can be used continuously without interruption. Other users can use the license as soon as the first user checks it back in.


System administrator should contact license@simlab-soft.com to receive information for installing and configuring SimLab Floating server.