If you have purchased a license key for uMark then you can use it to Register uMark on your computer and convert it from the trial version to a full version.

Just select Enter Registration Key option from the uMark splash screen or select Register option from the Help menu.

Enter the Name in which you have purchased the license key and the key you have received in the email. Please make sure you enter the name and key exactly as it is mentioned in the email you have received from us. If there are any variations in the name or the key, uMark will not register.