Postfix Calculator

Calculator with reverse polish (postfix) notation, for power users. The calculator stores all calculations in a history, so that you can access previous results later. All data is stored locally, in your browser. This is the calculator that has got your back. Features: <ul><li>POSTFIX Notation. A little harder to learn, but saves you plenty of time.</li><li>Advanced trigonometric functions</li><li>Advanced exponential functions</li><li>Keyboard navigation is supported, if you're using it from your desktop computer</li><li>History function that stores the last 100 computations, and their results. Press the Menu button to show it.</li><li>Undo function, if you calculates something wrong, back it out, and re-do your calculations without entering the numbers again.</li></ul>