You can obtain a free, perpetual Totum PRO license for 2 users.
Please note that Admin (1 unit), Service, and Cron do not require a license at all.
To do this:
Register on the license website https://license.totum.online/Forms/register
Click Add free license and enter the required hosts and schemes.
Check and confirm the license — instructions and video on the installation documentation page.
Install the license by downloading it in the personal account.