Best MathKey alternatives: apps like MathKey - LaTeX Converter

10+ similar apps compared and reviewed

4.0 avg rating
6 free apps
Updated November 2026

MathKey is great, but it's not the only option. Explore 10+ similar apps for iPhone and iPad, each reviewed and rated by real users. Find free alternatives, premium upgrades, and hidden gems.

Top Alternatives to MathKey

Latex Equation Editor#1

Latex Equation Editor by Heng Jia Liang

Creates Graphical Equations
Editor's Choice
๐Ÿ”ง Utilities
3.8(10 ratings)
$3.99
Latex Equation Editor screenshot 1
Latex Equation Editor screenshot 2
Latex Equation Editor screenshot 3
Latex Equation Editor screenshot 4
Latex Equation Editor screenshot 5
Latex Equation Editor screenshot 6

This app converts LaTeX equations into high-resolution images for use in documents and presentations. It supports a wide range of mathematical notation, including subscripts, superscripts, fractions, and Greek letters. Save your creations to a library or directly to your device's camera roll.

LaTeXBoard#2

LaTeXBoard by Bugra Acemoglu

Math & LaTeX Keyboard
Strong Contender
๐Ÿ”ง Utilities
2.0(2 ratings)
Free
LaTeXBoard screenshot 1
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LaTeXBoard screenshot 3

This keyboard extension allows users to easily create and share complex mathematical formulas on mobile devices. It offers a native rendering engine for fast performance and exports formulas as high-quality PNG images, ideal for messaging and collaboration.

TechniCalc Calculator#3

TechniCalc Calculator by Jacob Parker

Scientific & Engineering
Worth Considering
๐Ÿ”ง Utilities
4.7๐Ÿ˜Š(84 ratings)
$7.99In-App Purchases
TechniCalc Calculator screenshot 1
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TechniCalc Calculator screenshot 5
TechniCalc Calculator screenshot 6

This app offers a modern, intuitive interface for complex calculations, supporting scientific, engineering, and advanced mathematical functions. It allows natural equation entry, provides a formula book, and includes unit and currency converters. Available across Apple devices, it caters to students and professionals needing a powerful calculation tool.

What We Love

  • โœจ Beautiful and clean UI
  • ๐Ÿš€ Powerful and versatile functionality
  • ๐Ÿ‘ Intuitive and easy to use
  • ๐Ÿ’ก Extensive features for scientific and basic use
  • ๐Ÿ‘จโ€๐Ÿ’ป Responsive and dedicated developer
  • ๐Ÿ’ธ Worth the price, good value
  • ๐Ÿ“ฑ Works well on all devices (Mac, iPhone, iPad)
  • ๐Ÿšซ Ad-free experience
  • ๐Ÿงฎ Great for engineering and academic use
  • โœ๏ธ Natural language input and equation editor
  • ๐Ÿ”„ Results update as you type
  • ๐ŸŒŸ Polished and professional appearance
  • ๐Ÿ”ฌ Useful for scientific calculations and conversions
  • ๐Ÿ—‚๏ธ Handy reference section
  • ๐Ÿงฎ Matrix operations and equation editor are excellent
  • ๐Ÿ’ก 'Constants' feature is a time saver
  • ๐Ÿงฎ Ability to build equations with fillable numbers
  • ๐Ÿ’ฏ High attention to detail
  • โœ… No bugs reported by some users
  • ๐Ÿ’ก Supports complex calculations
  • โœจ Visually appealing design
  • ๐Ÿงฎ Specialized functionality (linear algebra, complex arithmetic)
  • ๐Ÿ’ก Natural language layout mirrors physical calculators
  • ๐Ÿ’ก Great replacement for stock calculators
  • ๐Ÿ’ก Excellent for productivity
  • ๐Ÿ’ก Solves problems using the same equation
  • ๐Ÿ’ก Great pedagogical tool
  • ๐Ÿ’ก Unit conversions are helpful
  • ๐Ÿ’ก Decimal to mixed number conversion (requested and added)

Room to Improve

  • ๐Ÿ› Interface scaling issues on iPad (split screen/windowed mode)
  • ๐Ÿ› UI elements (keypad, sidebar) become enormous when resized
  • ๐Ÿ› Calculations get squished at the top of the window
  • ๐Ÿ› Matrices overlap on themselves when resized
  • ๐Ÿ› Text too small and light on iPad
  • ๐Ÿ› Needs to be more functional in low light/outside
  • ๐Ÿ› Unit converter is time-consuming to change units
  • ๐Ÿ› Matrix dimensions are not always possible (e.g., 3x2)
  • ๐Ÿ› Lacks basic matrix functions like reducedRowEchelon
  • ๐Ÿ› Complicated to use for some matrix operations
  • ๐Ÿ› No real instruction manual, reference section incomplete
  • ๐Ÿ› Inconsistencies in signs with decimal numbers (magnitude correct, sign always positive)
  • ๐Ÿ› Some calculations can be slow after currency update
  • ๐Ÿ› Real and imaginary breakout functions have strange behavior
  • ๐Ÿ› Window size cannot be changed on macOS
  • ๐Ÿ› Cannot force quit on macOS, requires restart
  • ๐Ÿ› Not easily findable on macOS
  • ๐Ÿ› No way to leave a second tip for the developer
  • ๐Ÿ› Resent not being able to email the developer directly

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4
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Type any formula with ease.
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This custom keyboard simplifies typing mathematical and physics symbols, including Greek letters and superscripts/subscripts. Seamlessly input formulas into any app without needing to copy and paste from external sources. Enhance your notes, reports, and messages with ease.

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Design your own keyboard with custom layouts, keys, symbols, and Unicode characters. This app allows you to create specialized keyboards for various needs, from mathematical equations to phonetic alphabets, and use them across different text editing applications.

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