Good Calculator (with percent and backspace buttons) - Good.iWare Ltd.

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??? LIMITED TIME SALE ???
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Miss PERCENT and BACKSPACE buttons in built-in calculator? Then GoodCalculator is for you.

Good Calculator is simple yet very convenient calculator with percent and backspace buttons.

FEATURES:
? 12 digits
? Add/Subtract/Multiply/Divide operations
? Percent operations with [%] button
? Backspace button
? Copy & Paste (iPhone OS 3.0 or later)
? For one hour remembers exactly what you were entering before quitting application. Just restart it within one hour and continue right where you've left
? Shows first operand and operation sign in binary operations
? UNIQUE: shows memory contents
? Separate [MR] and [MC] buttons
? Separate [AC] and [C] buttons
? Big easy-to-read display
? Big easy-to-press buttons
? Clicking sound effects for better user-interaction (can be turned off)
? Customizable thousands separator and decimal dot symbols
? works with iPhone OS 2.x and iPhone OS 3.0