TouchCalc
When it comes to number crunching and analysis, using a spreadsheet app such as Numbers on your iPad offers a vast collection of tools. However, when you need just a basic, full-function calculator, the free TouchCalc app is one of many third-party calculator apps available from the App Store.
TouchCalc is a colorful calculator app with several different modes. It’s optimized for use on the iPad and for quickly entering numbers using the touch screen. In addition to TouchCalc, however, you can find general-purpose calculators, financial calculators, scientific calculators, tip calculators, mortgage payment calculators, heart rate calculators, conversion calculators, medical calculators, construction calculators, and many more as you explore the App Store. For more information, visit http://mobile.clauss-net.de/touchcalc.