Products

Perpenso Calc

A fully paid app.
Five calculators in one: scientific, statistics, business, hex and bill/tip

$Perpenso Calc, five calculators in one, scientific, statistics, business, hex and bill / tip, fractions, complex numbers, rpn, tvm, rgb, hex$ Learn more ▸
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Perpenso Calc 4

An upgradable lite app.
Five calculators in one: scientific, statistics, business, hex and bill/tip

$Perpenso Calc 4, five calculators in one, scientific, statistics, business, hex and bill / tip, fractions, complex numbers, rpn, tvm, rgb, hex$ Learn more ▸
Support ▸
FAQ ▸
PDF Manual ▸

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Support

To offer suggestions or to receive technical support please email support@perpenso.com. Before doing so please check the Frequently Asked Questions, your answer may be a couple of clicks away.

A manual designed for the iPhone display is built into Perpenso Calc 4 and Perpenso Calc. A downloadable PDF based manual with additional content is available.