I Didn't See That is a game sound navigation game where nothing is drawn on the screen. In this game, the player assumes the role of a blind person, or a person trying to navigate in a completely lightless environment.

Nothing will be drawn on the screen. Not even the main menus. When the player launch I Didn't See That, their device screen will turn completely black. The player will need to navigate the menu by listening to the *beep* sound when the cursor comes closer to a menu button. Pressing once will announce what the button does. Press twice to activate the button action.

In the game, the player must listen to the surrounding environment sound in order to navigate to the designated destination. The player will need to be careful not to run into or destroy dangerous things and objects. Running into people or other creatures might anger them.

It is recommended to play this game eyes closed or blindfolded.