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 761–780 of 1,000 ranked alternatives.

  1. Periodic Table: Chemistry app icon

    Periodic Table: Chemistry

    Adam Nawfal Zekkani

    Explore elements, study reactions, access AI help

    Explore a fully interactive with detailed element information. Search for elements by name or symbol. Access chemical formulas, atomic weights, and electron configurations. Use an AI assistant to answer questions and explain concepts.

    ★ 0.00 ratingsEducation$1.99Data updated 2026-09-06
  1. Base to Base Converter app icon

    Base to Base Converter

    Yuri Morozov

    Convert numbers between bases with detailed steps

    Convert integers and fractions between bases 2 to 16. Perform calculations and display detailed step-by-step explanations for conversions. Support direct -to- conversion with step explanations. Minimize numerical errors during fractional conversions.

    ★ 0.00 ratingsEducationFreeData updated 2026-09-06
  2. Fire Calculator app icon

    Fire Calculator

    Burak Bilgin

    Calculate engineering formulas with fun

    Solve mathematical expressions and check calculations. Support hand-written exponential notation. Convert units between different systems. Calculate engineering formulas for mechanical, civil, chemical, and electrical fields.

    ★ 0.00 ratingsUtilitiesFreeData updated 2026-10-07
  3. RetroCalc - Calculator app icon

    RetroCalc - Calculator

    Nimmi Patel

    Calculate, edit, and save equations

    Calculate complex equations with a clean, intuitive interface that supports multiple input methods. Perform unit conversions, graph functions, and save calculation history. Access scientific formulas and use a dark mode for better visibility.

    ★ 0.00 ratingsUtilitiesFreeData updated 2026-09-06

How we rank alternatives

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