# 暗算PRO

> Train your brain with mental arithmetic once a day. Set the difficulty level yourself according to your level.

Canonical page: [https://chrome-stats.com/d/jp.gr.java\_conf.hasur.calculationpro](https://chrome-stats.com/d/jp.gr.java_conf.hasur.calculationpro)

## Overview

- **ID:** `jp.gr.java_conf.hasur.calculationpro`
- **Platform:** Android
- **Type:** Android app
- **Status:** Removed
- **Publisher:** toshikada
- **Category:** EDUCATION
- **Downloads:** 1
- **Version:** 1.0
- **Last updated:** 2025-03-23
- **First published:** 2025-03-22
- **Size:** 17 MB
- **Data as of:** 2025-07-26
- **Store listing:** [Google Play Store](https://play.google.com/store/apps/details?id=jp.gr.java_conf.hasur.calculationpro)
- **Website:** [https://toshikada-7b508.web.app](https://toshikada-7b508.web.app/)
- **Privacy policy:** [https://toshikada-7b508.web.app](https://toshikada-7b508.web.app/)

## Description

- Enter numbers in two places on the number of digits setting screen, select the type of arithmetic calculation, and start.<br>・Mental Calculation PRO is a brain training app that trains your brain in a little free time. You can exercise your brain by setting the difficulty level yourself, from simple calculations to difficult calculations.<br>-This app is useful for everything from learning the four arithmetic calculations to brain training for adults.<br>・You can train your brain no matter where you are because you can do it even in places where communication is not available.<br>-This app is free to use and there are no in-app purchases, so you can enjoy it with confidence.

## 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.WAKE_LOCK`
- `com.android.vending.CHECK_LICENSE`
- `com.google.android.gms.permission.AD_ID`
- `jp.gr.java_conf.hasur.calculationpro.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION`

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Source: [Chrome-Stats](https://chrome-stats.com/d/jp.gr.java_conf.hasur.calculationpro)