Honest John Calculator app icon

Apps Like Honest John Calculator for iPhone and iPad

by Hoshino Takuro★ 0.00 ratingsSportsFreeData updated 2026-09-06

Honest John Calculator screenshots

Ranked alternatives

Showing 541–560 of 1,000 ranked alternatives.

  1. Decibel calculator app icon

    Decibel calculator

    Dominique Brice

    Direct addition and subtraction of dB.

    The app performs direct addition or subtraction of decibel (dB) levels. It converts sound levels to a linear scale using an antilog function for calculations.

    ★ 0.00 ratingsUtilities$0.99Data updated 2026-09-25
  2. FDR Calculator app icon

    FDR Calculator

    A Richert

    Monitor fire risk with real-time weather data

    Calculate fire danger ratings using real-time weather data. Input location manually or automatically. Access weather history and forecasts. Generate FDR reports for planning and risk assessment.

    ★ 0.00 ratingsWeatherFreeData updated 2026-09-08
  3. QikCalc - Calculator app icon

    QikCalc - Calculator

    Nigel Green

    Calculate simple arithmetic quickly and easily.

    The app offers a general use calculator with a simple interface and large buttons. It supports large numbers, negative numbers, and decimal places, displaying only significant digits.

    ★ 0.00 ratingsUtilities$0.99Data updated 2026-10-03
  1. Obstetrical Calculator app icon

    Obstetrical Calculator

    Manuel Posadas

    Obstetrical calculations for medical professionals.

    The app provides obstetrical calculations. All calculations require confirmation before use, as suggested results do not replace clinical judgment.

    ★ 0.00 ratingsMedicalFreeData updated 2026-10-08
  2. Timecode Calculator app icon

    Timecode Calculator

    Netmedia

    Calculate video timings in multiple formats.

    The app performs basic operations on video timings. It allows users to add, subtract, multiply, or divide video tape pieces in multiple formats and convert values between formats without re-entry.

    ★ 0.00 ratingsPhoto & Video$6.99Data updated 2026-10-08
  3. Calco - Calculator app icon

    Calco - Calculator

    Bundesamt fur Zoll und Grenzsicherheit BAZG

    Calculate alcohol strength of spirits.

    The app calculates the alcohol strength of spirits in per cent by volume. It also determines the amount of water to add to achieve a desired consumption strength.

    ★ 0.00 ratingsReferenceFreeData updated 2026-10-12
  4. Holdover Calculator app icon

    Holdover Calculator

    Kilo Lima Management, LLC

    Calculate and allowance times

    Allows users to input required data to compute and allowance times. It verifies duration and provides accurate results. Users can track and manage periods efficiently.

    ★ 0.00 ratingsWeatherFreeData updated 2026-09-08
  5. Preg Calculator app icon

    Preg Calculator

    University of Wisconsin-Madison School of Veterinary Medicine

    ★ 0.00 ratingsEducationFreeData updated 2026-09-09

How we rank alternatives

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