# Number System Reference

> Complete guide to Number System with all the tips and tricks

Canonical page: [https://chrome-stats.com/d/com.vd.numbersfree](https://chrome-stats.com/d/com.vd.numbersfree)

## Overview

- **ID:** `com.vd.numbersfree`
- **Platform:** Android
- **Type:** Android app
- **Status:** Available
- **Publisher:** VD
- **Category:** BOOKS\_AND\_REFERENCE
- **Downloads:** 15,031
- **Rating:** 4.00 / 5 (121 ratings)
- **Version:** 3.0.2
- **Last updated:** 2019-08-21
- **First published:** 2014-02-21
- **Publisher country:** IN
- **Size:** 3.83 MB
- **Data as of:** 2026-09-06
- **Store listing:** [Google Play Store](https://play.google.com/store/apps/details?id=com.vd.numbersfree)
- **Website:** [http://www.gamesnapps4u.com](http://www.gamesnapps4u.com/)
- **Privacy policy:** [http://gamesnapps4u.com/privacy-policy.html](http://gamesnapps4u.com/privacy-policy.html)

## Description

Number System Reference is a comprehensive Chrome extension offering a complete guide to various number system concepts. It covers topics such as Natural Numbers, Whole Numbers, Integers, Rational and Irrational Numbers, Real and Imaginary Numbers, Complex Numbers, Prime Numbers, even and odd numbers, and set representation. The extension also dives into remainder concepts, Euler Theorem, last two digits findings, and divisibility rules, enriched with examples and special cases.

Designed for students preparing for MBA exams, CAT, GRE, GMAT, and other competitive or curriculum exams, this tool aids in quick reference and regular review of essential formulas and concepts in number systems. Continuous updates ensure that users receive the latest content to enhance their mathematical understanding and improve exam performance.

## Rankings

- #482,506 — Overall

## Permissions and access

### Permissions

- `android.permission.ACCESS_NETWORK_STATE`
- `android.permission.INTERNET`
- `android.permission.WAKE_LOCK`

## Review summary

The app is praised for its clear, straightforward explanations and helpful content, especially for beginners seeking basic knowledge. Many users appreciate the examples provided and the inclusion of a Hindi version. However, some users feel the content is too brief and desire more examples. There are also negative reviews pointing to dissatisfaction and labeling the app as unhelpful.

### Pros

- Provides elaborate explanations with examples
- Helpful for gaining basic knowledge
- Very understandable and straightforward
- Good and useful application
- Includes multiple language support (Hindi version)

### Cons

- Content is very short and needs more examples
- Some users found the app unhelpful or poor quality

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