This installer corresponds to the latest GMT version, which requires your support year to be active. You can renew your year for a fraction of the cost. Just install and follow instructions.
Your GMT license is perpetual: to download the latest installer available to you, visit my latest.
Changelog
What's new in 2025.3.3 (release: March 2025)
Pan / Pitch Bend automation lanes now include a center based interface.
Keybord shortcut now opens and closes GMT too (select nothing and hit the keyboard shortcut)