# meditor

> Mathematical editor

Canonical page: [https://chrome-stats.com/d/scas.editor.android](https://chrome-stats.com/d/scas.editor.android)

## Overview

- **ID:** `scas.editor.android`
- **Platform:** Android
- **Type:** Android app
- **Status:** Available
- **Publisher:** Raphael Jolly
- **Category:** EDUCATION
- **Downloads:** 836
- **Version:** 1.0
- **Last updated:** 2026-07-23
- **First published:** 2012-08-15
- **Publisher country:** FR
- **Size:** 2.75 MB
- **Data as of:** 2026-09-16
- **Store listing:** [Google Play Store](https://play.google.com/store/apps/details?id=scas.editor.android)
- **Website:** [http://github.com/rjolly/scas-android](http://github.com/rjolly/scas-android)
- **Privacy policy:** [http://meditorworld.appspot.com/android/privacy.txt](http://meditorworld.appspot.com/android/privacy.txt)

## Description

Mathematical editor - Android notepad sample, interfaced to the Scala Algebra System (ScAS)<br>Computations with symbols as well as numbers : BigIntegers, Rationals, Polynomials, Rational functions, Complex numbers<br>Supported operations: + - * / ^integer<br>Functions: div, mod, factorial, factor, real, imag, conjugate<br>Comparison operators: = &lt;&gt; &lt;= &lt; &gt;= &gt;<br>Boolean operators: &amp; | ^ ! =&gt;<br>Constants: pi<br><br>Interaction through &quot;Evaluate&quot; action on selected text:<br>(a+b)^2/(a^2-b^2) &quot;Evaluate&quot;<br>(a+b)/(a-b)<br><br>Graphing:<br>graph(f(x), x) &quot;Evaluate&quot;<br><br>Implemented:<br>Boolean algebra<br><br>Planned:<br>Algebraic functions<br>Elementary functions<br>Trigonometric &amp; hyperbolic functions<br>Derivatives &amp; Integrals<br>Polynomial factorization<br>Vectors &amp; Matrices<br>Geometric algebra

## Rankings

- #1,215,512 — Overall

## Permissions and access

### Permissions

- `android.permission.INTERNET`
- `android.permission.READ_EXTERNAL_STORAGE`
- `android.permission.WRITE_EXTERNAL_STORAGE`

## Similar extensions and apps

- [Mathify - Math Editor & Solver](https://chrome-stats.com/d/com.companyname.mathify) — 52,718 users, 3.93 / 5
- [Atito Equation Editor](https://chrome-stats.com/d/com.atito.formula) — 5,797 users, 4.40 / 5
- [MaCEA: Math Calc, Editor, Anim](https://chrome-stats.com/d/com.bairagiapps.equationeditoranimator) — 2,908 users
- [Calculator: Scientific](https://chrome-stats.com/d/com.siamakerlab.calculator) — 82 users
- [Math Codings](https://chrome-stats.com/d/az.elten.mathcodings) — 3,179 users
- [Visual Calculator](https://chrome-stats.com/d/com.windingo.visualcalculationeditor) — 11,243 users, 4.83 / 5
- [MathTeX: LaTeX Mathematics](https://chrome-stats.com/d/com.ulm.latexdroid) — 165 users
- [Quick Calculator:Math&Smart](https://chrome-stats.com/d/com.quickycalcu.mathsamart.calculationsimple) — 213 users
- [MathPhone Matematica](https://chrome-stats.com/d/com.MathPhone.dimitar.mathematiks) — 63,346 users
- [Calculator](https://chrome-stats.com/d/com.michaelmagdy.calculator) — 768 users
- [Calcio: Calculator for School](https://chrome-stats.com/d/com.pablosoft.calcio) — 35 users
- [SigmaCalculator](https://chrome-stats.com/d/cc.sidi.SigmaCalculator) — 23,782 users, 5.00 / 5

---

Source: [Chrome-Stats](https://chrome-stats.com/d/scas.editor.android)