Scientific | Financial | Unit Conversion
Full-featured Scientific and Financial calculators. Convert between hundreds of units with SmartUnits™
Save, edit, and recalculate your live tape.
Programming | Statistics | Graphing
Complete Programming, Statistics, and Graphing calculators
Digital Tape Reel
Track all of your calculations with a digital tape reel. The digital tape automatically updates whenever you change a number.
You can also save and print your digital tape.
Tons of Specialized Digital Calculators
Pentacalc includes specialized calculators for every situation. Looking for a calculator we don't have. No problem, with Pentacalc you can create your own custom calculator or button.