# Mental calculation school

> It's a mental arithmetic game asked by forest animals.

Canonical page: [https://chrome-stats.com/d/jp.gr.java\_conf.appdev.speedcalc?hl=pt](https://chrome-stats.com/d/jp.gr.java_conf.appdev.speedcalc?hl=pt)

## Overview

- **ID:** `jp.gr.java_conf.appdev.speedcalc`
- **Platform:** Android
- **Type:** Android app
- **Status:** Available
- **Publisher:** appdev
- **Category:** GAME\_EDUCATIONAL
- **Downloads:** 1,577
- **Version:** 1.02
- **Last updated:** 2023-08-28
- **First published:** 2016-08-13
- **Publisher country:** JP
- **Size:** 5.03 MB
- **Data as of:** 2026-09-05
- **Store listing:** [Google Play Store](https://play.google.com/store/apps/details?id=jp.gr.java_conf.appdev.speedcalc)
- **Website:** [https://supportappdev.blogspot.com/](https://supportappdev.blogspot.com/)
- **Privacy policy:** [http://supportappdev.blogspot.jp/2016/12/blog-post.html](http://supportappdev.blogspot.jp/2016/12/blog-post.html)

## Description

"Mental Calculation School" is an engaging Android app designed for users to improve their mental math skills. In this game, you interact with adorable forest animals who pose arithmetic questions that you must answer within a set time limit to clear each stage. It's a fun way to challenge yourself and enhance your arithmetic abilities while enjoying a whimsical forest environment. Perfect for all ages, this game blends learning with entertainment, making math enjoyable and exciting.

## Rankings

- #1,015,651 — Overall

## Permissions and access

### Permissions

- `android.permission.ACCESS_NETWORK_STATE`
- `android.permission.FOREGROUND_SERVICE`
- `android.permission.INTERNET`
- `android.permission.WAKE_LOCK`
- `com.google.android.finsky.permission.BIND_GET_INSTALL_REFERRER_SERVICE`
- `com.google.android.gms.permission.AD_ID`

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Source: [Chrome-Stats](https://chrome-stats.com/d/jp.gr.java_conf.appdev.speedcalc?hl=pt)