# Tools for roots

> Find roots from polynomial

Canonical page: [https://chrome-stats.com/d/com.peterhohsy.roots\_tool](https://chrome-stats.com/d/com.peterhohsy.roots_tool)

## Overview

- **ID:** `com.peterhohsy.roots_tool`
- **Platform:** Android
- **Type:** Android app
- **Status:** Available
- **Publisher:** Peter Ho
- **Category:** EDUCATION
- **Downloads:** 161
- **Version:** 1.0.35
- **Last updated:** 2026-07-25
- **First published:** 2022-10-24
- **Publisher country:** HK
- **Size:** 7.52 MB
- **Data as of:** 2026-09-13
- **Store listing:** [Google Play Store](https://play.google.com/store/apps/details?id=com.peterhohsy.roots_tool)
- **Privacy policy:** [http://peterho386.weebly.com/uploads/6/7/6/9/6769822/private\_policy\_general.htm](http://peterho386.weebly.com/uploads/6/7/6/9/6769822/private_policy_general.htm)

## Description

This app is a tool for calculating roots and polynomial. It is suitable for hobbyist, engineers or professionals.<br> <br><b>Features in free version</b> <br> • Finding real roots and complex roots from a polynomial<br> • Polynomial expansion from roots<br> • Export result to text files or html files<br> • Support up to 2 roots <br> • Support up to second-degree polynomial<br> <br><b>In-app purchase items</b><br> • Unlock the number of roots limitation <br> • Unlock the degree of polynomial limitation <br> <br><br><b>Trademarks</b> <br>    All trade names mentioned in this app or the other documentation provided by this app are trademarks or registered trademarks of their respective holder. This app is not related or affiliated in any way these companies.

## Rankings

- #1,795,191 — Overall

## Permissions and access

### Permissions

- `android.permission.ACCESS_NETWORK_STATE`
- `android.permission.INTERNET`
- `com.android.vending.BILLING`
- `com.android.vending.CHECK_LICENSE`
- `com.peterhohsy.roots_tool.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION`

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