Apps Like The Conversion App for iPhone and iPad
Convert units, share results, save favorites
Convert units across categories like area, data, fuel mileage, length, power, pressure, speed, time, volume, weight, acceleration, energy, cooking, frequency, and temperature. Add custom units via feedback. Supports iPhone, iPad, and family sharing.
The Conversion App screenshots
Ranked alternatives
Showing 721–740 of 1,000 ranked alternatives.



PCalc
TLA Systems Ltd.
Calculate, convert, and program with precision
Perform complex calculations with support for hexadecimal, octal, and binary. Use RPN mode and multi-line display. Access unit conversions, scientific constants, and engineering notation. Enable multiple undo and redo. View results on a paper tape.

Compressed Air Calc by ALMiG
ALMiG Kompressoren GmbH
Calculate pressure drop and convert units
Optimize air systems with unit conversions for pressure, volume, and temperature. Calculate pressure drop, condensate formation, and standard cubic meters according to DIN 1343 and ISO 2533. Determine optimal receiver size and system efficiency.








Scientific Calculator Pro++
DigiGalaxy LLC
Calculate, convert, and explore science
Perform complex calculations including algebraic, trigonometric, and logarithmic functions. Convert units across multiple categories. Access physical constants and formulas. Use fractions, degrees/minutes/seconds, and a high-precision display.


e: Spacetime Converter
Elliptics, Ltd.
Convert length and time relativistically.
The app converts between length and time using geometrized units where the speed of light is unity. It allows users to think about the world differently by converting units like inches to seconds or miles to years.



ISLANDAIRE
R.E. Hansen Industries Inc.
Control AC units remotely
Control AC units remotely from anywhere. Manage multiple units in one . Set custom timers for each unit. Share access with family members. Connect devices through a simple setup process.



How we rank alternatives
Apps are ranked by functional similarity, category fit, rating confidence, and popularity.