CAL_: Logging Calculator

CAL_ is the next evolution of calculators. Made especially for iPhone, it brings the venerable calculator to an all-new level.

LOG FEATURE All of your calculations are logged, so you can refer to them at any time. Use the ANS key to bring up the most recent result from the log. You can toggle commas and decimal points, and also use a guide that shows you when your units are in the millions, billions, and beyond.

CURRENCY CONVERSIONS Get real-time currency rates for up to three currencies at once. You can also see a graph of currency value fluctuations.

UNIT CONVERSIONS Want to know how many Tokyo Domes there are to an acre? Or how many lbs make up a stone? It's right at your fingertips in CAL_.