The (always latest) change log for the LiveGrade Pro 3 application can be found here:
https://updates.pomfort.com/livegrade3/changelog.php
To take a look at the LiveGrade Pro 2 Change log, click the following link:
https://updates.pomfort.com/livegrade2/changelog.php
To take a look at the LiveGrade 1 Change log, click the following link:
https://updates.pomfort.com/livegrade/changelog.php