http://www8.garmin.com/support/download_details.jsp?id=9575
Note that 3.30 is the same as the 3.25 beta
Changes made from version 3.20 to 3.30:
Improved pace accuracy.
Fixed issues with pace and distance for indoor activities.
Improves step and stride length calculations.
Fixed an issue with estimated time to finish for indoor activities.
Fixed an issue where some Activity Profiles weren't visible after a Software Update.
Includes various bug fixes and stability improvements.