Compare calculator apps

We make ConvCalc, so read these with that in mind. Prices and ratings come from the App Store and are dated, and our opinions are labeled as opinions.

The best calculator apps for iPhone in 2027We looked for a calculator that's pleasant to use every day. Our pick is ConvCalc, and we should say up front that we built it.
The best free calculator apps for iPhone in 2027You don't have to pay for a good iPhone calculator. These are all free to download, and our pick is the one we built: ConvCalc.
The best scientific calculator apps for iPhone in 2027If you need trig and logs on your phone, these are the options we'd look at. We built ConvCalc, and PCalc is the one to get for programming and RPN.
ConvCalc vs Apple CalculatorApple's Calculator has improved a lot, and it's already on your phone. Here's when ConvCalc is worth adding.