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.
Calca screenshots
Ranked alternatives
Showing 761–780 of 1,000 ranked alternatives.



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.





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.

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.

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.










How we rank alternatives
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