Apps Like PrefixCalc for iPhone and iPad
Ranked alternatives
Showing 61–80 of 1,000 ranked alternatives.
Calc4Key
Khang Le
Calculate anywhere with keyboard input
Calculator keyboard allows users to perform arithmetic operations directly within any . Input numbers and symbols using the on-screen keyboard.
Converter and Calculator Lite
Cider Software LLC
Convert units and currencies instantly
A and unit/currency with a clean interface. Convert between 500+ units across 29 categories and 161 currencies. Customize colors and display selected units. Enter values to instantly convert between units.
Pitch Checker
Shigeki Matsunaka
Record audio and display waveform data
Analyze real-time audio for musical scale, , octave, frequency, and waveform. Measure vocal range and detect Do, Re, Mi. Practice accuracy and tune instruments. Pause analysis to review results. Display waveform and frequency data for voice training.
Calculator-Basic & Scientific
清龙 李
Calculate, solve, and analyze math problems
Perform basic and calculations including trigonometric and inverse trigonometric functions. Use mathematical functions like absolute value, ceiling, floor, and rounding. Modify calculations in real time by clicking steps.
Time Calculator Simple&Easy
YOSHIHIRO NAKAJIMA
Calculate with precise settings
Calculate intervals with precise unit conversions. Adjust decimal and thousands separators for regional settings. Customize display formats for results. Access in- settings to modify feedback type and default formats.
Trigonometry Help
Armchair Engineering
Solve right-angled triangles quickly
Solve right-angled triangles by inputting known sides or angles. View step-by-step calculations and a scale drawing of the triangle. Access basic trigonometric formulae. Enter angles in radians, decimal degrees, or degrees, minutes, seconds.
Calc Pro - Simple and Useful
Keita Nonaka
Calculate large numbers precisely
Perform complex mathematical calculations with up to 15 digits of decimal precision. Handle large numbers without ellipsis. Save and reuse calculation equations. Access calculation history even after closing the .
Calculator XL
Gero Mazza
Calculate, convert, and track expenses
Perform basic and advanced calculations with large, illuminated buttons. Use the scientific for 30 functions. Convert units, calculate loans, and determine tips. Includes standard, scientific, unit converter, loan, and tip calculators.
Tigrai Calendar
Haile Berhe
View calendars in Geez or Arabic numerals
View and navigate calendars with swipe gestures for months and years. Access settings for numeral preferences. Display Tigray dates with optional Gregorian date overlays. Show all current year holidays.
Adding Tape Printing Calculator with virtual tape
Joe Fratianni
Add, subtract, multiply, divide
Add, subtract, multiply, and divide numbers up to five decimal places. Maintain a running total and view a scrollable . Copy or paste numbers by touching and holding the display area.
The Simple Calculator - Solve!
Andreas Skotadis
Calculate, copy, and split results
Perform calculations with addition, subtraction, division, and multiplication. Calculate powers, roots, and percentages. Use dark mode, split view, and portrait/landscape orientation. Copy results by pressing and holding numbers.
steelyard
Mohamed Saad
Calculate metal weight offline
Calculate metal weights with support for multiple metals, shapes, and units in both metric and imperial systems. Perform offline calculations without background processes. Save settings and favorite calculations.
Puzzle Sidekick
Brian Enigma
Solve puzzles, track clues, decode codes
Access codebreaking tools like decoder rings and countdown timers. View reference material on word frequency, morse code, and semaphore. Includes links to hunts, ARGs, and transmedia storytelling resources. Supports iOS 7.
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