Just released the latest version of Peeper! :) 1.01 simply provides a series of bug fixes and improvements, but no new game content yet.

1.01 Changes:
+fixed rendering issue which caused the game not to run on certain integrated graphics cards
+fixed gamepad deadzone issue
+fixed issue where pressing ‘e’ would not always leave from looking through a peephole
+fixed issue where player would be facing directly up when the game started
+improved fog rendering
+improved player movement
+new logo