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 641–660 of 1,000 ranked alternatives.

  1. Spill Calc - Pro app icon

    Spill Calc - Pro

    Kelly Gayneaux

    Calculate volume across shapes and ground types

    Calculate volume for liquids and saturated soils using input dimensions. Estimate in barrels and gallons. Break spills into sections for tracking. Add custom notes for each .

    ★ 4.03 ratingsProductivity$0.99Data updated 2026-09-06
  2. RF Link Calc app icon

    RF Link Calc

    Black Cat Systems

    Calculate RF link characteristics and more.

    The app calculates RF link characteristics, including wireless internet links. It computes maximum distance, required transmitter power, or gain margin.

    ★ 2.33 ratingsReference$2.99Data updated 2026-09-10
  3. Photon Calc app icon

    Photon Calc

    Black Cat Systems

    Calculate energy and transmission

    Displays cross sections for gamma/x-ray photons, fluorescence, and edge energies. It calculates transmission and attenuation for any energy. Information includes atomic number, mass, density, and energy values.

    ★ 5.01 ratingsReference$2.99Data updated 2026-09-08

How we rank alternatives

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