Settings

Here is the description of each option in the game settings for 1.0.4:

Video
In "Video" section there are graphic settings like:

Go Windowed / Fullscreen - It's about changing between windowed or fullscreened mode of game

Resolution - It's about on which screen resolution do you want to play: 800x600 / 1024x768 / 1152x864 / 1280x720 / 1280x768 / 1280x800 / 1280x960 / 1280x1024 / 1360x768 / 1366x768 / 1400x1050 / 1440x900 / 1680x1050 / 1920x1080

Parallax - This property is about how fast is background moving with your character's moves. Change between 0 - 100%

Frame Skip -