Calca app icon

Apps Like Calca for iPhone and iPad

Calculate and write with math

Solve equations and simplify expressions instantly as you type. Create and manipulate variables and functions with few keystrokes. Edit Markdown text to explain calculations and ideas. Share results and export calculations in various formats.

by Krueger Systems, Inc.★ 4.5157 ratingsProductivity$9.99Data updated 2026-10-20

Calca screenshots

Ranked alternatives

Showing 141–160 of 1,000 ranked alternatives.

  1. Good Grapher - scientific graphing calculator app icon

    Good Grapher - scientific graphing calculator

    Iurii Mozharovskyi

    Graph functions and solve equations

    With history tape, real and complex number support, angle modes including radians and degrees. Features constants, unit conversions, and capabilities for equations and functions.

    ★ 4.6122 ratingsEducationFreeData updated 2026-09-08
  2. RPN-45 SD app icon

    RPN-45 SD

    Willy Kunz

    Calculate with scientific precision and enhanced functions

    Simulate the HP-45 scientific calculator with photo-realistic visuals and original LED or LCD display. Print calculations, animate keys with sound and feedback, and replicate the calculator's computation times.

    ★ 4.315 ratingsProductivity$1.99Data updated 2026-09-08
  3. Pipe Calc Elite app icon

    Pipe Calc Elite

    Cyberprodigy LLC

    Calculate dimensions and pressure loss

    Calculate dimensions and pressure loss for 7 materials. Solve linear and rolling offsets, cutbacks, and other job site equations. Convert units and store standard data for quick access.

    ★ 4.8152 ratingsUtilities$19.99Data updated 2026-09-08
  1. MaxiCalc Free: Big Retro LCD Basic Desk Calculator app icon

    MaxiCalc Free: Big Retro LCD Basic Desk Calculator

    Fernando Sciessere

    A powerful calculator for all needs.

    The app offers two modes: portrait for basic calculations and landscape for scientific functions. Users can track entries with multiple tapes and use memory slots for complex calculations.

    ★ 4.7161 ratingsUtilitiesFreeData updated 2026-10-15
  2. MathSolver: AI Problem Solver app icon

    MathSolver: AI Problem Solver

    Hleb Siarhei

    Capture math problems and get instant answers

    Solve math problems by taking a picture or uploading an image. View correct answers instantly. Access detailed step-by-step solutions. Track progress and review explanations for better understanding.

    ★ 4.924 ratingsEducationFreeData updated 2026-09-06
  3. PCalc Lite app icon

    PCalc Lite

    TLA Systems Ltd.

    Calculate with advanced scientific functions

    Perform complex calculations with support for hexadecimal, octal, and binary. Use RPN mode and multi-line display. Access unit conversions, constants, and scientific notation. View a paper tape and use multiple undo/redo functions.

    ★ 4.4214 ratingsUtilitiesFreeData updated 2026-09-08
  4. Halcyon Calc Lite app icon

    Halcyon Calc Lite

    Halcyon Touch Software

    Calculate and scroll through numbers

    Perform calculations with over 225 built-in operations including trigonometry, logarithms, complex functions, and real numbers. Scroll through the stack with finger gestures. Copy and paste results. Work with real and complex numbers.

    ★ 4.715 ratingsUtilitiesFreeData updated 2026-09-08
  5. Math Ref app icon

    Math Ref

    Happy Maau Studios, LLC

    Formulas, figures, and calculations for users.

    The app provides over 1,400 formulas, figures, and examples for math, physics, and chemistry. It includes tools like a unit converter and solvers for common calculations.

    ★ 4.326 ratingsEducation$1.99Data updated 2026-09-10
  6. CalcScript app icon

    CalcScript

    Ali Mirala

    Solve equations and manage variables

    Allows users to perform advanced mathematical calculations with variables, complex numbers, and matrices. Enter expressions using natural syntax for ranges, scientific notation, and matrix operations.

    ★ 5.01 ratingsEducationFreeData updated 2026-09-06
  7. Omega Calculator app icon

    Omega Calculator

    Joseph Rupertus

    Calculate, edit, and solve equations

    Allows users to perform basic arithmetic and advanced scientific calculations. It supports trigonometric functions, logarithms, and exponents. Users can switch between simple and complex modes. The features a clean interface and customizable themes.

    ★ 4.744 ratingsUtilitiesFreeData updated 2026-10-01
  8. EduCalc Classic Pro app icon

    EduCalc Classic Pro

    William Jockusch

    Scientific calculator with graphing and more.

    The app offers a scientific calculator with complex number support and programmable keys. It includes graphing capabilities for up to nine equations, vector and matrix calculations, and a unit converter for various measurements.

    ★ 4.422 ratingsEducation$1.99Data updated 2026-09-14
  9. Solve IQ: Math Problem Solver app icon

    Solve IQ: Math Problem Solver

    EntertainTech Solutions OOD

    Problems and explain steps

    Helps users problems by snapping photos. It provides step-by-step explanations and instant answers. Users can ask questions, get essay help, and track progress. The supports multiple subjects and offers clear, reliable solutions.

    ★ 4.717 ratingsEducationFreeData updated 2026-09-06
  10. A+AI Math Helper & AI Homework app icon

    A+AI Math Helper & AI Homework

    Akash Jain

    Snap questions, get answers, step-by-step

    Solve problems with step-by-step explanations. Capture questions via photo for instant answers. Support includes arithmetic, algebra, calculus, and more. Provide solutions for equations and inequalities.

    ★ 4.930 ratingsEducationFreeData updated 2026-09-06
  11. eCalculator - Enhanced Edition app icon

    eCalculator - Enhanced Edition

    Ratha Sou

    Calculate, edit, and save equations

    Perform basic and scientific calculations with equation display and history tracking. Switch between binary, octal, decimal, and hexadecimal modes. Calculate fractions directly. Use widget for quick computations.

    ★ 4.6138 ratingsUtilitiesFreeData updated 2026-09-06
  12. StemFox Scientific Calculator app icon

    StemFox Scientific Calculator

    Joshua Bryson

    Calculate and complete engineering tasks

    Perform complex calculations with a supporting trigonometry and Bessel functions. Access over 80 mathematical functions and quick references for basic operations. Solve equations efficiently for engineering tasks.

    ★ 4.811 ratingsUtilitiesFreeData updated 2026-09-15
  13. BA Financial Calculator Plus app icon

    BA Financial Calculator Plus

    RAY INFORMATICS YAZILIM TEKNOLOJI MEDYA DANISMANLIK VE EGITIM TICARET LIMITED SIRKETI

    Calculate loans, budgets, and investments

    Calculate metrics with time value of money tools including future value, present value, interest rate, and period. Use scientific notation in calculations. View data visualizations and generate reports. Access formulae and examples for each .

    ★ 4.5145 ratingsFinanceFreeData updated 2026-09-11
  14. Scientific++ app icon

    Scientific++

    Behzad Dogahe

    Scientific calculations with added functionality.

    The app shows expressions as users enter them and keeps a history of calculations. It performs fraction and angle conversions, solves equations, and converts between coordinate systems.

    ★ 4.561 ratingsUtilities$2.99Data updated 2026-09-23

How we rank alternatives

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