Octuple Calc app icon

Apps Like Octuple Calc for iPhone and iPad

by Hideaki Uchikoshi★ 0.00 ratingsUtilitiesFreeData updated 2026-09-06

Ranked alternatives

Showing 361–380 of 1,000 ranked alternatives.

  1. BPI Calc app icon

    BPI Calc

    The CM Group.net Pty Ltd

    ★ 0.00 ratingsUtilitiesFreeData updated 2026-09-06
  1. EngineCalc app icon

    EngineCalc

    iTrinity, Inc.

    Calculate engine specs on the go

    Provides tools for calculating engine-related metrics. Users can compute actual volume flow, air density, BHP loss, compression height, compression ratio, corrected BHP, and cylinder displacement.

    ★ 2.33 ratingsUtilities$0.99Data updated 2026-09-08
  2. Spill Calc Lite app icon

    Spill Calc Lite

    Kelly Gayneaux

    Estimate by shape and measurements

    Estimate surface volumes by selecting shape and entering measurements. Calculate results in barrels and gallons. Supports tank displacement for rectangle and square spills. Includes a modern UI and Help & About screen for guidance.

    ★ 5.01 ratingsProductivityFreeData updated 2026-09-10
  3. CalcQX LITE - the calculator app icon

    CalcQX LITE - the calculator

    CodeQX

    Calculate, edit, and verify equations

    Perform calculations with a standard interface and advanced engineering functions. Input numbers and equations, use parentheses, and access scientific operations. Adjust display settings and save history for quick reference.

    ★ 4.614 ratingsUtilitiesFreeData updated 2026-09-08

How we rank alternatives

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