go01 (o2s.emul.hp01) on Google Play
An HP 01 hardware emulationNow you too can use dynamic calculation !!- use a pre production rom from a patent (ie no % function here)- alarm beep only when time is displayed- stopwatch beep at zero only when displayedFor an easier use of the 28 keys keypad, this emulation is presented in a classic look-alike.A 'watch' look-alike will follow.It is better to get a manual of the real hardware to be able to use it efficiently (mode settings ...)On S5 devices, long press the right hardware button to get the menu.