Custom Formulas app icon

Apps Like Custom Formulas for iPhone and iPad

by Anthony Dunk★ 5.01 ratingsUtilities$3.99Data updated 2026-09-06

Custom Formulas screenshots

Ranked alternatives

Showing 521–540 of 1,000 ranked alternatives.

  1. AudioCalc app icon

    AudioCalc

    Nelcea

    Audio conversion tools for professionals and enthusiasts.

    This application provides audio conversion tools for professionals and enthusiasts. It includes converters for frequency, period, wavelength, band, delay, volume, and room modal response calculations.

    ★ 3.01 ratingsUtilities$2.99Data updated 2026-09-10
  2. Concrete Help app icon

    Concrete Help

    Armchair Engineering

    Calculate volume quickly

    Calculate volume for holes, slabs, or tubes using precise equations. Choose input units from mm, cm, m, inches, feet, yards, or miles. Select output units including cubic mm, cm, m, inches, feet, yards, or miles. Adjust decimal places for precision.

    ★ 4.7115 ratingsUtilities$1.99Data updated 2026-09-10
  3. Ohm Law Calculator app icon

    Ohm Law Calculator

    Tan Chia Ling

    Calculate Ohm's Law electrical factors easily.

    The app calculates current, voltage, resistance, and power using Ohm's Law. Users input two known values, and the app automatically computes the required factor.

    ★ 3.54 ratingsUtilities$2.99Data updated 2026-09-27
  1. Quadratic Formula Calculator app icon

    Quadratic Formula Calculator

    Edward Prokopik

    Solve equations instantly

    Solve equations by inputting coefficients a, b, and c. Displays real and imaginary solutions. Toggles between light and dark modes.

    ★ 4.771 ratingsUtilitiesFreeData updated 2026-09-15
  2. Simple Calculator. + app icon

    Simple Calculator. +

    tasser gyati

    Calculate taxes and percentages

    Perform arithmetic calculations with 12 digits. Calculate tax, percentages, and cost, selling price, and gross margin. Use memory functions, square root, and sign change. Track grand total.

    ★ 4.7147 ratingsUtilities$1.99Data updated 2026-09-14
  3. ASPE Tables V4 app icon

    ASPE Tables V4

    American Society of Plumbing Engineers

    Access equations, pipe data, and design info

    Access plumbing equations, pipe sizing data, and code references for system design. Include IPC and Uniform Plumbing Code standards. View background information and check balances. Set alerts and lock cards remotely.

    ★ 5.03 ratingsReferenceFreeData updated 2026-09-15
  4. QRV app icon

    QRV

    Joseph Iannazzone

    Track weather, logs, and band conditions

    Provides real-time band conditions from HamQSL for optimal frequency selection. It delivers live spots for station locations. Users can check current propagation reports, track solar flux, and view HF propagation charts.

    ★ 4.39 ratingsUtilitiesFreeData updated 2026-09-06
  5. PDF File  Convert app icon

    PDF File Convert

    同宝 金

    Files to PDF and edit documents

    Documents, spreadsheets, presentations, images, and formulas to PDF. Support includes txt, docx, xls, pptx, png, jpeg, and more. Edit and save as PDF directly. Share converted files via email or cloud storage.

    ★ 5.03 ratingsUtilitiesFreeData updated 2026-09-06

How we rank alternatives

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