The very best Calculator does it all, and RPN makes complex calculations flow.
Best rpn calculator by far 2 enter 2 x 4 , it's all there is to say
One darn fine calculator I love this thing. Still great! It has changed my life forever. Ed Falk is geeky great. Buy this and be done.
Excellent Calculator App Everything about this calculator is good. And it keeps getting better. Seeing mine has probably caused ten people to buy it over the last few years.
Excellent Excellent app. My go to calculator.
Best in the West, and still better than the rest :-)
v1.57 should fix menu issue on tablets, program execution problems
Long-press any key to use its shifted (orange) function. Long-press the 'f' key to bring up the menu. In Basic mode, long-press any key to bring up the menu. You can also bring up the menu by tapping the display. Finally, long-press the display to bring up the copy/paste menu. (v1.56 fixes a bug in the hex buttons in scientific mode)
HP 12c Calculator app is now available for business professionals and students.