Hey guys, my app is just in App Store. Please pm me for promotion code if you are interested in this app. App store Description: Sometimes you just need a pen and a calculator to sort things out. With Calc & Draw, your could write down your shopping list and use the stylish calculator to get the sum. Calc & Draw supports many times undo and redo so you could go back or forward when you are solving a math equation. That's fun that you could use it to mark the scores when you are playing games with friends. You and your friends could also draw on the board at the same time. Each drawing will be automatically saved so you could load and modify it later. 3 different backgrounds included so just pick the one you like. Features: undo/redo drawing drawing history 3 different backgrounds - black and green chalkboard, memo
