Products

Perpenso Calc

A fully paid app.
Five calculators in one: scientific, statistics, business, hex and bill/tip
Perpenso Calc, five calculators in one, scientific, statistics, business, hex and bill / tip, fractions, complex numbers, rpn, tvm, rgb, hexLearn more
Support
FAQ
PDF Manual
Perpenso Calc on the App Store
Buy

Perpenso Calc 4

An upgradable lite app.
Five calculators in one: scientific, statistics, business, hex and bill/tip
Perpenso Calc 4, five calculators in one, scientific, statistics, business, hex and bill / tip, fractions, complex numbers, rpn, tvm, rgb, hexLearn more
Support
FAQ
PDF Manual
Perpenso Calc 4 on the App Store
Buy

Perpenso Calc on the App Store

Perpenso Calc

Five calculators in one app

Perpenso® Calc is a calculator application for the Apple iPhone, iPad and iPod touch. It is five calculators in one fully paid app: scientific, statistics, business, hex and bill/tip. All five modes are included. A calculator tape, worksheets and a built-in manual are also included.
Learn more

Perpenso Calc 4 is a related upgradable lite app. Scientific mode is included and the other modes are optional. Perpenso Calc is offered at a discounted price and may cost less than adding all your desired functionality to Perpenso Calc 4.
Learn more

Both versions are feature rich apps that are comparable to traditional handheld scientific, business and hex calculators.

Perpenso Calc, five calculators in one, scientific, statistics, business, hex and bill / tip, fractions, complex numbers, rpn
Learn more


Learn more