handyCalc is not available for iPhone but there are plenty of alternatives with similar functionality. The best iPhone alternative is CalcTape, which is free. If that doesn't suit you, our users have ranked more than 50 alternatives to handyCalc and 19 are available for iPhone so hopefully you can find a suitable replacement. Other interesting iPhone alternatives to handyCalc are NumWorks Graphing Calculator (Free, Open Source), PCalc (Paid), Convertbot (Paid) and Calcbot (Freemium).
CalcTape is a revolutionary new kind of pocket calculator. With CalcTape, also extensive calculations remain clearly structured. CalcTape makes the arithmetic process visible - you can generate intermediate results and subsequently correct or change all numbers and operations.
Convertbot is a unit conversion robot. Convert currency, length, mass, time and much more in an exciting new way! Converting numbers will never again be a mundane task. In addition to its innovative interface, our robot is smart enough to convert to and from mixed units.
Elk is a super fast way to convert currencies, interacting with set values across increments accessed using simple swipes. No need to enter values with a keypad, it lets you just swipe your way to the value you need.
Omni Calculator is a web/mobile calculator that solves concrete problems such as mortgage payment, gross margin, body mass index, break-even point, etc. It's very user-friendly, flexible and usable on web, mobile and as an embeddable web widget.