Apps by Guy Goldstein
MATH Keys app icon

Productivity

MATH Keys

Guy Goldstein

Free 4.33 · 1 storefront · 6 ratings No in-app purchases
Open on Apple

About this app

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.

Latest release

What’s New

Version 1.1 May 12, 2023

Bug fixes

Audience growth

Ratings growth

Steady
7-day gain +0
Ratings / day 0.0
30-day gain +0
US rating-count history
6 ratings
6 Sep 19, 2026 · 6 ratings Sep 19, 2026

Baseline captured. Growth appears after the crawler observes a changed rating count.

Momentum comes from crawler snapshots for the tracked storefront. “Viral growth signal” means unusually fast recent rating gains; it is an indicator, not download data.

Price tracking

Price intelligence

1 captured event
Current Free
Historical low Free
Paid → free 0×
Price history
Current Free
Free Sep 19, 2026 · Free Sep 19, 2026

First snapshot captured. The trend line starts after the next crawler price observation.

  1. First observed Sep 19, 2026 · 10:38 AM Free

Screenshots

MATH Keys iPhone screenshotMATH Keys iPhone screenshotMATH Keys iPhone screenshot MATH Keys iPad screenshotMATH Keys iPad screenshotMATH Keys iPad screenshot