PCalc for the Mac
A fully featured scientific calculator with support for hexadecimal, octal and binary calculations, as well as an RPN mode, parentheses, programmable functions, and an extensive set of unit conversions.
New 4.2 with full OS X Yosemite support!
PCalc for iPad, iPhone, and Apple Watch
Based on our popular calculator for the Mac, PCalc has been redesigned from the ground up to give the best handheld experience.
It's PCalc at your fingertips!
New 3.4.1 with full Apple Watch support!