Studio Buddy is a photographer's Lighting Diagram creator. Lite version which limits #strobes/modifiers (look up Zach Arias if you really think it's not enough or buy the Full version). After adding a diagram, you can add devices by using the menu or long-pressing anywhere on the screen except an object. You can bring up a context menu on an object by long-pressing it. After you select an object, you can drag/move/resize it by dragging the control points up/down. Fling (quickly swipe) the scree