SpeedCrunch
Calculate with high precision, reusable variables and an editable history
Unit conversion
Translate measurements between compatible units using defined relationships for quantities such as distance or temperature.
Qalculate!
Combine everyday calculations with units, symbolic math and plotting
Soulver
Work out numbers in a notepad that calculates each line
PCalc
Use scientific, programmer and unit calculations on Apple devices
WolframAlpha
Compute answers, plots, and step-by-step math solutions
Calcbot
A calculator and unit converter for iOS
Numi
Write calculations alongside natural language notes