Tracks the number of keystrokes you type during the day, displays them in the menu bar, and notifies you after every 1,000 so you can take a break. This app can make a significant difference in dealing with RSI, it allows you to: - track how many keystrokes you are able to type pain free - slowly grow your typing stamina - make sure you don't overexert yourself - have an objective measure of how much work you've done - see which stretches and exercises actually enable you to increase your daily keystrokes