An update to Puzzle Dimension has been released. The updates will be applied automatically when your Steam client is restarted.
The major changes include:
New Progress UI implemented (PC/Mac)
Updated to Bullet 2.77 (PC/Mac)
A lot of engine optimizations (PC/Mac)
Several memory leaks fixed (PC/Mac)
Stability issues in LUA scripting fixed (PC/Mac)
Reduced memory needed to load SWF (PC/Mac)
Added support for HID joystick devices (ie Logitech gamepads). (Mac)Fixed enumeration of interlaced and/or TV-output modes in OpenGL. (Mac)