The trial is time-limited, usually functioning for a period of 15 to 30 days. After this period, the software will cease to function unless a paid license is purchased. This option is perfect for evaluating whether the software fits your workflow before proposing its purchase to a manager, or for completing a short, intense project if you only need the tool temporarily.
If you are a student or educator, do not search for questionable "free" versions. Instead, use the . altium designer free software