Decuple Calc app icon

Apps Like Decuple Calc for iPhone and iPad

Calculate with 10 built-in calculators

Display multiple calculators including scientific, financial, and unit conversion tools. Perform complex calculations, switch between modes, and save frequently used formulas. Share results via copy-paste or email.

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

Ranked alternatives

Showing 621–640 of 1,000 ranked alternatives.

  1. NEC Box & Conduit Calc app icon

    NEC Box & Conduit Calc

    V PUGAZHENTHI

    Calculate box fill, fill, and wire volume

    Calculate box fill, fill, and wire volume according to NEC standards. Input device counts, equipment grounding, and internal clamps. Access common box sizes and types for accurate volume calculations.

    ★ 5.03 ratingsUtilitiesFreeData updated 2026-09-06
  2. DailyCalcs - Science calculator to simplify everyday tasks in the lab app icon

    DailyCalcs - Science calculator to simplify everyday tasks in the lab

    Thermo Fisher Scientific

    Science calculator simplifies everyday lab tasks.

    The app offers eight calculators, including tools for specific productivity and transfection experiments. It simplifies lab tasks by calculating necessary reagent amounts and providing next step recommendations.

    ★ 3.85 ratingsUtilitiesFreeData updated 2026-09-13
  1. GO-21 SciRPN app icon

    GO-21 SciRPN

    Steve Lidie

    Calculate using RPN and stack registers

    Simulates a retro scientific calculator with RPN input. Features a 10-digit LED display, four stack registers, and a storage register. Includes math, trigonometric, and logarithmic functions. Displays results in polar/rectangular formats.

    ★ 4.913 ratingsUtilities$2.99Data updated 2026-09-08
  2. kVA Calculator app icon

    kVA Calculator

    Pro Certs Software Ltd

    Calculate kVA, kW, and Amps

    Calculate kVA, kW, Amps, Volts, and Power Factor using single or three-phase formulas. Input two values to determine the third. Convert between kVA, kW, and Amps. Supports UPS, generator, and transformer calculations.

    ★ 4.411 ratingsUtilitiesFreeData updated 2026-09-08
  3. Simple Pacer app icon

    Simple Pacer

    Geof Crowl

    Calculate pace, distance, or time

    Calculate pace, distance, or time for running or walking. Switch between modes quickly. Use metric or imperial units. Access a custom keyboard for fast input. Choose from four themes, including dark modes. No internet or cellular connection needed.

    ★ 4.112 ratingsHealth & FitnessFreeData updated 2026-09-13
  4. 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
  5. Big Number Calculator Pro app icon

    Big Number Calculator Pro

    Tuyen Nguyen

    Calculate large numbers with precision

    Handles large integers and decimal numbers. Perform high-precision addition, subtraction, multiplication, and division. Save and recall previous calculations. Convert between formats.

    ★ 0.00 ratingsUtilities$0.99Data updated 2026-09-06
  6. Calculator Tax+ app icon

    Calculator Tax+

    Radin Alcira

    Calculate taxes and track expenses

    Calculate taxes with a dedicated tax button and grand total function. Display equations and results simultaneously on a double line interface. Round to two decimal places and correct mistakes easily. Email or copy tape entries for record keeping.

    ★ 4.813 ratingsUtilitiesFreeData updated 2026-09-08
  7. Love-calc app icon

    Love-calc

    Mitchell Sweet

    Calculate percentage with names

    Calculate percentage by entering two names and tapping calculate. Display result as a percentage. Share the result with others.

    ★ 5.02 ratingsUtilitiesFreeData updated 2026-09-08
  8. Construction Calculator Civil app icon

    Construction Calculator Civil

    Kantaben Gorasiya

    Calculate concrete quantities and costs

    Helps users estimate materials like concrete, bricks, tiles, and paint. It calculates quantities for projects. Includes tools for cost estimation and project planning. Supports unit conversions and formula-based calculations.

    ★ 0.00 ratingsUtilities$5.99Data updated 2026-09-06
  9. CalcKey: Calculator Keyboard app icon

    CalcKey: Calculator Keyboard

    RIGHT TRACKS IT LIMITED

    Calculate within messages and notes

    Allows users to perform calculations directly within apps like Messages, WhatsApp, and Notes. It integrates a for quick math during typing. Real-time results appear as users input numbers.

    ★ 4.24 ratingsProductivityFreeData updated 2026-09-06
  10. Piping Fitting & ASME Toolbox app icon

    Piping Fitting & ASME Toolbox

    Ashvin Kevadiya

    Access pipe data and calculate engineering specs

    Access standards for flanges, fittings, and valves. Calculate pipe safe span, flexibility, and spacing. Retrieve pipe dimensions by schedule and wall thickness. View detailed and valve sizes. Use engineering calculators for precise data.

    ★ 4.65 ratingsUtilitiesFreeData updated 2026-09-06
  11. Electrical Calculation Tools app icon

    Electrical Calculation Tools

    Kantaben Gorasiya

    Calculate voltage, current, and power

    Calculate values using Ohm’s Law with inputs for voltage, current, and resistance. Determine power with formulas for watts, amps, and volts. Convert between units like volts, amps, and kilowatts. Store frequently used values for quick access.

    ★ 0.00 ratingsUtilities$1.99Data updated 2026-09-06

How we rank alternatives

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