# OR Simplex

> OR Simplex uses optimal & fast algorithms for calculation of the simplex method.

Canonical page: [https://chrome-stats.com/d/testbachirhabib.highdimensionalorsimplex](https://chrome-stats.com/d/testbachirhabib.highdimensionalorsimplex)

## Overview

- **ID:** `testbachirhabib.highdimensionalorsimplex`
- **Platform:** Android
- **Type:** Android app
- **Status:** Available
- **Publisher:** by IMAS
- **Category:** EDUCATION
- **Downloads:** 134,774
- **Rating:** 4.73 / 5 (400 ratings)
- **Version:** 2.0
- **Last updated:** 2026-07-15
- **First published:** 2017-07-01
- **Publisher country:** FR
- **Size:** 16 MB
- **Data as of:** 2026-09-13
- **Store listing:** [Google Play Store](https://play.google.com/store/apps/details?id=testbachirhabib.highdimensionalorsimplex)
- **Privacy policy:** [https://www.freeprivacypolicy.com/live/d629bc86-fccb-4844-8b34-8bcd60ee64f1](https://www.freeprivacypolicy.com/live/d629bc86-fccb-4844-8b34-8bcd60ee64f1)

## Description

**OR Simplex** is a powerful Chrome extension designed to efficiently solve linear programming problems using the simplex method. It incorporates optimal and fast algorithms, ensuring quick and accurate calculations.

Key features include support for the Big M technique to handle complex constraints and the ability to process large-scale problems with up to 30 variables and 30 constraints. Users can input data in fractional form and receive outputs also in fraction, maintaining mathematical precision. Best of all, OR Simplex is completely free, even for large input sizes, making it an ideal tool for students, educators, and professionals in operations research and optimization fields.

For support or inquiries, users can contact the developers via simplexappli@gmail.com.

## Rankings

- #192,631 — Overall

## Permissions and access

### Permissions

- `android.permission.ACCESS_ADSERVICES_AD_ID`
- `android.permission.ACCESS_ADSERVICES_ATTRIBUTION`
- `android.permission.ACCESS_ADSERVICES_TOPICS`
- `android.permission.ACCESS_NETWORK_STATE`
- `android.permission.FOREGROUND_SERVICE`
- `android.permission.INTERNET`
- `android.permission.POST_NOTIFICATIONS`
- `android.permission.WAKE_LOCK`
- `com.google.android.c2dm.permission.RECEIVE`
- `com.google.android.gms.permission.AD_ID`
- `testbachirhabib.highdimensionalorsimplex.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION`

## Review summary

OR Simplex is praised for its simplicity, ease of use, and helpfulness in assignments and exams. Users appreciate clear explanations of iterations and time-saving features. However, several users report limitations such as inability to input negative values, occasional calculation errors, and the app not checking solution feasibility conditions. Overall, it is regarded as a useful educational tool with room for improvement in accuracy and input flexibility.

### Pros

- Easy to use and user friendly
- Helps a lot with assignments and studies related to the Simplex Method
- Clearly explains solutions and iterations
- Saves solving time and improves study efficiency
- Supports multiple constraints and variables

### Cons

- Cannot input negative values
- Does not verify if the right hand side of inequalities is positive
- Sometimes makes calculation errors
- Cannot solve some problems properly

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Source: [Chrome-Stats](https://chrome-stats.com/d/testbachirhabib.highdimensionalorsimplex)