e-calcFree app icon

Apps Like e-calcFree for iPhone and iPad

Calculate with scientific and engineering notation

Perform scientific and engineering calculations with support for notation like 1E-6 and multipliers such as p, n, u, m, k, M. Edit formulas, recalculate, and view calculation history.

by E-SKETT CORPORATION★ 3.01 ratingsProductivityFreeData updated 2026-09-08

e-calcFree screenshots

Ranked alternatives

Showing 701–720 of 1,000 ranked alternatives.

  1. Calculator Pro basic app icon

    Calculator Pro basic

    Kenichi Yoshikawa

    Customize buttons, set wallpapers, split view, slide

    Customize layout with adjustable button positions and functions. Set wallpaper and color schemes. Support split view and slide over for multitasking. Automatically adjust layout for portrait or landscape orientation. Create personalized interface.

    ★ 5.01 ratingsUtilitiesFreeData updated 2026-09-10
  2. RapidSuite ETB app icon

    RapidSuite ETB

    Halliburton

    Engineering calculators for horizontal completion operations.

    The app provides engineering calculators for horizontal completion operations. It assists in designing and executing operations with various Halliburton systems and plug and perforate systems.

    ★ 5.01 ratingsBusinessFreeData updated 2026-10-15
  3. Sailing Handicap Calculator app icon

    Sailing Handicap Calculator

    Zestech

    Calculate sailing race corrected times.

    The app calculates corrected times for sailing races using various handicap systems. It allows manual entry or automatic recording of elapsed times with a built-in timer.

    ★ 4.52 ratingsSports$2.99Data updated 2026-10-08
  4. CalculatorLib - All in One app icon

    CalculatorLib - All in One

    Hai Le Phu

    Calculate, organize, and analyze data

    Perform calculations using 500+ specialized tools across math, finance, health, time, geometry, and unit conversions. Input values and get precise results. Organize calculators into categories for easy access.

    ★ 0.00 ratingsProductivityFreeData updated 2026-09-06
  5. Units App app icon

    Units App

    Piet Jonas

    Convert units across many categories.

    The app converts between units in categories like length, temperature, and weight. It provides access to previous conversions through a history list with colored categories.

    ★ 2.01 ratingsReference$0.99Data updated 2026-09-27

How we rank alternatives

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