Pro Modes Added:
1. New mode, same levels. Select "Play Pro Mode" on the main menu and get started!
2. New achievements added for each level on the pro modes!
3. Must score 500k+ on each pro mode level to unlock the next pro mode level
4. Pro Mode is slightly faster physics! (it is one-half the physical scale of normal mode)
Pro Modes
Source: Steam Community (opens in a new tab)