# MATH Keys — Online Equation Editor

> Free online editor for mathematical equations, formulas, and symbols. (iPhone/iPad app by Guy Goldstein.)

- Source: https://appshunter.io/ios/app/math-keys/id6446790301 (this page in markdown: same URL + `.md`)
- Developer: [Guy Goldstein](https://appshunter.io/developer/1679091394)
- Category: Productivity, Education
- Price: Free
- Rating: 4.33/5 from 6 App Store ratings · 1 written reviews indexed
- Age rating: 4+
- Requires: iOS 15.0 · 2 MB
- Languages: English
- Released: 2023-04-01
- Data updated: 2026-07-22
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/math-keys/id6446790301/reviews.md

## What is MATH Keys?

MATH Keys is a completely free online equation editor that allows users to write mathematical equations, formulas, and symbols online! Our mission is to boost productivity in academic life whether that is for teachers, graduates, or students.

Type out anything you want with your regular keyboard, and press the buttons on our MATH Keys to access mathematical symbols and operations. 

With the latex notation tools, you can copy or share whatever formula, equation, or symbol you just created anywhere you want.

How to use:

 - Use your device keyboard to type your equation. You can use numbers, 
   letters, or any other symbol on your device keyboard
 - Use the extension MATH Keys to click on symbols, such as integrals, 
   sigma, fraction, etc..
 - Navigate around by tapping your device

Use the buttons as follows:

 - Copy Button: press the button to share an image. Once the share options pop up, press any option you'd like and press "copy" to copy the image.
 - New Button: delete the formula and start a new one

Features and formulas for:
 - Calculus
    - Finite and infinite Integrals
    - Derivatives
    - Limits
    - Sigma symbol
    - Combinatorics
 - Algebra
    - Logs
    - Exponents
    - Radicals
    - Fractions
    - Inequalities
    - matrix
 - Trigonometry
    - Trigonometric functions
    - Common greek symbols: pi, alpha, beta, theta

You can you use this app the same as a math latex online editor, math equation online editor, or MathQuill editor.

## Key features

- Online equation editor
- Mathematical symbols and operations
- Latex notation tools
- Copy and share formulas
- Calculus, Algebra, Trigonometry support
- Free to use

## Recent user reviews (1 of 1)

All indexed reviews: https://appshunter.io/ios/app/math-keys/id6446790301/reviews.md

### 1/5 — Disappointed

*2025-09-24*

It doesn’t work with the keyboard on my iPad.

## Frequently asked questions about MATH Keys

### What is MATH Keys?

MATH Keys is a free online editor that allows users to create mathematical equations, formulas, and symbols. It aims to boost productivity for students and educators by providing easy access to various mathematical notations.

### How do I use MATH Keys?

You type your equation using your device's keyboard and then use the MATH Keys interface to insert mathematical symbols and operations like integrals, fractions, and Greek letters. You can then copy or share the created formula as an image.

### What types of mathematical content can MATH Keys create?

MATH Keys supports a wide range of content including calculus (integrals, derivatives, limits), algebra (logs, exponents, matrices), and trigonometry (functions, Greek symbols like pi and alpha).

### Is MATH Keys free to use?

Yes, MATH Keys is completely free to use. There are no hidden costs or premium features locked behind a paywall.

### Does MATH Keys have ads?

No, MATH Keys does not contain advertisements. It is a completely ad-free experience for users.

### What devices is MATH Keys available on?

MATH Keys is available on iPhone, iPad, and iPod devices, making it accessible for Apple users on the go.

### How often is MATH Keys updated?

The latest version of MATH Keys is 1.1, and it was last updated on May 12, 2023. This indicates recent development and potential for ongoing improvements.

### What is the age rating for MATH Keys?

MATH Keys has an age rating of 4+, making it suitable for young children and up to use for educational purposes.

## Version history (last 2 releases)

### 1.1 — 2023-05-12

Bug fixes

### 1.0 — 2023-04-01

No release notes.

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-07-22.*