Instacalc.com app icon

Apps Like Instacalc.com for iPhone and iPad

by Kalid Azad★ 5.03 ratingsUtilitiesFreeData updated 2026-09-06

Instacalc.com screenshots

Ranked alternatives

Showing 281–300 of 1,000 ranked alternatives.

  1. RPN-45 HD app icon

    RPN-45 HD

    Willy Kunz

    Calculate like a scientific calculator

    Simulate the HP-45 scientific calculator with photo-realistic visuals and animated keys. Perform all original functions and operations. Access a secret timer for 12-hour or 100-hour intervals. Switch to Super-45 mode for enhanced capabilities.

    ★ 4.86 ratingsProductivity$2.99Data updated 2026-09-08
  2. Math Calculator · 12-in-1 app icon

    Math Calculator · 12-in-1

    Xi'an 7kit Technology Co., Ltd.

    Calculate, convert, solve equations

    Performs basic arithmetic, base conversion between binary, octal, decimal, and hexadecimal. It calculates GCD and LCM, factors primes up to 10^18, and solves roots and exponents. Includes 12 modes for various mathematical functions.

    ★ 0.00 ratingsUtilities$0.99Data updated 2026-09-06
  1. Raccoon - Geocaching Tool app icon

    Raccoon - Geocaching Tool

    Patrick Steiner

    Solve puzzles and find caches

    Helps with by calculating formulas with variables, performing cross sums, converting roman numerals, counting characters, and translating letters to numbers.

    ★ 5.02 ratingsNavigationFreeData updated 2026-09-08
  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. Calculation! app icon

    Calculation!

    Paul Koomey

    Calculate, copy, and share expressions

    Calculation allows users to perform scientific computations with trigonometric and inverse trigonometric functions. Users can toggle between degree and radian modes. Expressions and results can be copied with a double tap.

    ★ 5.088 ratingsUtilitiesFreeData updated 2026-09-06
  4. CalcRx app icon

    CalcRx

    Dabbling Badger LLC

    Calculate prescriptions and track days supply

    Calculate prescription dispense quantities and billable days supply with specialized tools for tablets, capsules, liquids, and more. Input prescription directions to automatically determine dosing schedules and tapering regimens.

    ★ 4.715 ratingsMedicalFreeData updated 2026-09-10
  5. Paribus Calculator app icon

    Paribus Calculator

    Adam Solesby

    Calculate and share equations on the go

    Perform calculations with a spreadsheet-like interface. Enter and edit formulas with an intuitive keypad. Adjust values to meet goals. Compare different calculation scenarios. Share results easily. Ideal for business and everyday math tasks.

    ★ 3.02 ratingsBusinessFreeData updated 2026-09-08
  6. HeavyCalc Pro app icon

    HeavyCalc Pro

    Calculated Industries, Inc.

    Construction math for professionals anywhere.

    The app helps construction professionals calculate dimensions, areas, and volumes. It provides solutions for square-ups, cut/fill, and material estimates.

    ★ 3.06 ratingsUtilities$39.99Data updated 2026-09-16
  7. Elec Series & Parallel Calc. app icon

    Elec Series & Parallel Calc.

    V PUGAZHENTHI

    Calculate electrical series and parallel circuits.

    The app calculates resistance, capacitance, and inductance in series and parallel circuits. It supports various units for each electrical property and performs calculations automatically when input values or units change.

    ★ 4.89 ratingsUtilities$0.99Data updated 2026-09-28
  8. Pascal: 3-in-1 Calculator app icon

    Pascal: 3-in-1 Calculator

    Andrew Wei

    Calculate, graph, code with precision

    Perform complex calculations with scientific, graphing, and programmer modes. View graphs and equations. Use the Today widget for quick access. Unlock advanced features with in- purchases. Reinstall to reset trial periods.

    ★ 4.023 ratingsProductivityFreeData updated 2026-09-09
  9. HP Prime Pro app icon

    HP Prime Pro

    MORAVIA Consulting, spol. s r.o.

    Solve math problems and explore graphs

    Solve equations and inequalities with advanced graphing. Trace functions and analyze intersections. Perform calculations, store variables, and use built-in math functions. Access a scientific calculator and explore interactive math concepts.

    ★ 3.281 ratingsEducation$24.99Data updated 2026-09-23
  10. Calculator For HD - app icon

    Calculator For HD -

    俊杰 刘

    Calculate with personalized themes and scientific tools

    Perform calculations with a scientific for advanced math. Customize themes and colors. Use split-screen mode for multitasking. Record calculation steps automatically. View historical records for data retrieval.

    ★ 4.115 ratingsUtilitiesFreeData updated 2026-09-06
  11. CalcMadeEasy Pro app icon

    CalcMadeEasy Pro

    Lalit Patil

    Calculate loans, convert units, take notes

    Perform financial calculations with tools for loan analysis, amortization schedules, and refinance savings estimation. Convert units across multiple categories. Automatically generate notes and track expenses for budgeting and planning.

    ★ 4.581 ratingsFinance$1.99Data updated 2026-10-06
  12. Plottron app icon

    Plottron

    Billy Lin

    Graph functions and visualize complex maps

    Graphs 2D and 3D functions including parametric and polar coordinates. Supports implicit graphing and complex map visualizations with domain coloring.

    ★ 4.812 ratingsUtilitiesFreeData updated 2026-09-10

How we rank alternatives

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