PrefixCalc app icon

Apps Like PrefixCalc for iPhone and iPad

by YONAGARE LAB★ 0.00 ratingsUtilitiesFreeData updated 2026-09-06

Ranked alternatives

Showing 41–60 of 1,000 ranked alternatives.

  1. Citizen Calculator App app icon

    Citizen Calculator App

    Devkrushna Infotech Private Limited

    Calculate, add, subtract, multiply, divide, and percentage

    Perform basic arithmetic operations including addition, subtraction, multiplication, and division. Calculate percentages and use memory functions like M+, M-, MR, MU, and GT. Includes square root functionality.

    ★ 4.7288 ratingsUtilitiesFreeData updated 2026-09-06
  2. Abacus Lesson -ADD and SUB- app icon

    Abacus Lesson -ADD and SUB-

    Hirokazu Komatsu

    Learn addition and subtraction with Soroban

    Learn addition and subtraction using a Soroban . Move beads to perform calculations. Practice basic math operations. Track progress with interactive exercises. Sync with devices for continued learning.

    ★ 4.9676 ratingsEducationFreeData updated 2026-09-06
  3. Audio / Spectrum Analyzer app icon

    Audio / Spectrum Analyzer

    Loop-Sessions.LLC.

    Analyze and display waveform

    Real-time analysis displays waveform and amplitude simultaneously. Users can switch between portrait and landscape modes. Options to configure waveform and display. Adjustable FFT size and window function for precise frequency analysis.

    ★ 4.7794 ratingsMusicFreeData updated 2026-09-06
  1. Digits Tape Calculator app icon

    Digits Tape Calculator

    Shift

    Edit numbers, track calculations, organize spreadsheets

    Allows users to perform calculations with an editable for error correction. Input numbers and operators, edit entries, and view results. Save and share calculation history. Switch between and spreadsheet modes for different tasks.

    ★ 4.81,126 ratingsUtilities$1.99Data updated 2026-09-08
  2. SBC - Ballistic Calculator app app icon

    SBC - Ballistic Calculator app

    Vitalii Gryniuk

    Calculate hold overs and scope settings

    Calculate hold overs and scope adjustments for long-range shooting. Input bullet weight, velocity, and environmental factors. Switch between imperial and metric units. View range cards and bullet lists.

    ★ 4.51,575 ratingsUtilitiesFreeData updated 2026-09-10
  3. FP Scientific&Basic Calculator app icon

    FP Scientific&Basic Calculator

    Ofly Tech Co., Ltd.

    Calculate, convert, and solve equations

    FP performs basic arithmetic, currency conversions, and unit conversions. Users can switch between dark and light modes. Split-screen mode is available on iPad.

    ★ 4.6654 ratingsUtilitiesFreeData updated 2026-09-06
  4. Calculi: Scientific Calculator app icon

    Calculi: Scientific Calculator

    Michael Natole, Jr.

    Calculate, edit, and track equations

    Perform calculations with a multi-line display that supports complex expressions and order of operations. Edit equations, save history, and switch between and basic modes. Share results via copy or email.

    ★ 4.4380 ratingsUtilitiesFreeData updated 2026-09-08
  5. Converter and Calculator app icon

    Converter and Calculator

    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.

    ★ 4.7267 ratingsUtilities$2.99Data updated 2026-09-08
  6. PCalc app icon

    PCalc

    TLA Systems Ltd.

    Calculate, convert, and program with precision

    Perform complex calculations with scientific, engineering, and hexadecimal modes. Use RPN and multi-line display. Convert units and access constants. Undo and redo actions. Sync with Apple Watch for on-the-go calculations.

    ★ 4.7770 ratingsUtilities$9.99Data updated 2026-09-10
  7. Simeji app icon

    Simeji

    Baidu Japan Inc.

    Customize keyboard with wallpapers and emoticons

    Customize keyboard appearance with skinnable themes, wallpapers, and text color options. Use emoticons and emoji for messaging. Add stickers and animations to enhance typing experience.

    ★ 4.61,190 ratingsUtilitiesFreeData updated 2026-09-09
  8. Raccoon - Geocaching Tool app icon

    Raccoon - Geocaching Tool

    Patrick Steiner

    Solve puzzles and find caches

    Helps with by calculating formulas with variables, performing cross sums, converting roman numerals, counting characters, and translating letters to numbers.

    ★ 5.02 ratingsNavigationFreeData updated 2026-09-08
  9. Brewfather app icon

    Brewfather

    Warpkode AS

    Create recipes, track batches, manage ingredients

    Create and manage brewing recipes with detailed ingredient tracking and batch management. Edit recipes with advanced parameters. Sync across devices and access offline. Monitor inventory and adjust recipes for optimal results.

    ★ 4.9711 ratingsFood & DrinkFreeData updated 2026-09-06
  10. Trigonometry Help Lite app icon

    Trigonometry Help Lite

    Armchair Engineering

    Solve right-angled triangles

    Solve right-angled triangles by inputting known sides or angles. View step-by-step calculations and a scale drawing of the triangle. Access basic formulae. Enter angles in radians, decimal degrees, or degrees, minutes, seconds.

    ★ 4.7720 ratingsEducationFreeData updated 2026-09-06
  11. ▸ Calculator + app icon

    ▸ Calculator +

    CAT VIET SOFTWARE DEVELOPMENT & MEDIA JSC

    Calculate, convert, and solve equations

    Perform complex calculations using 12 built-in calculators including scientific, financial, and unit conversion tools. Input formulas with three modes: standard, string, and RPN.

    ★ 4.7899 ratingsUtilities$1.99Data updated 2026-09-08
  12. Big Button Calculator Pro app icon

    Big Button Calculator Pro

    Cider Software LLC

    Calculate with color and precision

    Calculate with a dual-line display showing input and result simultaneously. Use percentage and backspace functions. Choose from 18 color themes. Enter multi-line equations. Automatically format scientific expressions. Access via Split View.

    ★ 4.9469 ratingsUtilities$9.99Data updated 2026-09-11
  13. Math Problem Solver ∞ app icon

    Math Problem Solver ∞

    An Truong

    Solve problems instantly

    Solve problems by scanning equations or handwritten input. Receive step-by-step solutions and detailed explanations. View graphs and additional information. Complete homework and track progress.

    ★ 4.741 ratingsEducationFreeData updated 2026-09-06

How we rank alternatives

Apps are ranked by functional similarity, category fit, rating confidence, and popularity.