---
title: "百Math -計算アプリ- - Reviews, Revenue and Downloads in Japan | Apple App Store"
description: "電卓やAIに頼りきった毎日、ふと気づいたら暗算できなくなっていませんか？  「百Math」は、そんな危機感から生まれた百マス計算アプリです。リリースから5年、シンプルな操作と無駄のないデザインで多くのユーザーに愛用されています。隙間時間に100問へ挑戦して、計算力を取り戻しましょう。  【主な特徴】 ・4つの計算モード：足し算、引き算、掛け算、割り算 ・シュルテテーブルで視野と集中力を鍛える ・フ"
---

# 百Math -計算アプリ- — Japan
> 大人の暗算力を取り戻す脳トレ

![百Math App Icon](https://is1-ssl.mzstatic.com/image/thumb/Purple221/v4/fb/44/e0/fb44e02b-30ab-e3bf-c5fd-9f6a5e883f4d/AppIcon-0-0-1x_U007epad-0-1-85-220.jpeg/400x400bb.jpg)

**Developer:** [naoya saito](https://apptail.io/developer/naoya-saito-mNMb)
**Category:** Education
**Rating:** 4.5/5 (15 ratings)
**Price:** Free
**Bundle ID:** com.osyou-create.hyakumath
**Store:** Apple App Store
**Country:** Japan
**Version:** 3.2.0 (released 2026-08-06)
**Original Release:** 2021-07-17

**App Store Link:** [Download on Apple App Store](https://apps.apple.com/jp/app/app/id1576521639)
**AppTail Page:** [https://apptail.io/app/math-WwAe/japan](https://apptail.io/app/math-WwAe/japan)

## 百Math Description
電卓やAIに頼りきった毎日、ふと気づいたら暗算できなくなっていませんか？

「百Math」は、そんな危機感から生まれた百マス計算アプリです。リリースから5年、シンプルな操作と無駄のないデザインで多くのユーザーに愛用されています。隙間時間に100問へ挑戦して、計算力を取り戻しましょう。

【主な特徴】
・4つの計算モード：足し算、引き算、掛け算、割り算
・シュルテテーブルで視野と集中力を鍛える
・フラッシュ算で瞬間暗算力を鍛える
・自己ベストと競う「ゴーストレース」
・ヒートマップで苦手なマスを可視化
・シンプルな操作性とデザイン
・ランキング機能でモチベーション維持
・日々の継続をサポートする記録機能（ストリーク・タイムチャート）
・ホーム画面ウィジェット対応

## 百Math Screenshots
- [Screenshot 1](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/16/ff/6e/16ff6ee8-b7c8-1f45-1984-4ca7880f277d/shot1.png/1290x2796.png)
- [Screenshot 2](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/5d/d3/cf/5dd3cff0-9cd5-065a-88a0-97578db60c1a/shot2.png/1290x2796.png)
- [Screenshot 3](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/ac/ba/09/acba0973-6919-c110-df1f-63b99b5f0a46/shot3.png/1290x2796.png)
- [Screenshot 4](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/8e/af/32/8eaf3245-aff0-057b-3f56-e2d79b3ffb53/shot4.png/1290x2796.png)
- [Screenshot 5](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/04/75/38/047538a4-e905-69b2-f348-619e1be15994/shot5.png/1290x2796.png)
- [Screenshot 6](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/f0/4a/80/f04a8028-ac91-ca29-ec08-7a751e2ffb22/shot6.png/1290x2796.png)
- [Screenshot 7](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/d3/cd/a2/d3cda28c-34f2-74bd-9e04-b227d1ee26ea/shot7.png/1290x2796.png)

## 百Math Rating Breakdown in Japan
- 5 stars: 11 (73%)
- 4 stars: 2 (13%)
- 3 stars: 1 (7%)
- 2 stars: 1 (7%)
- 1 stars: 0 (0%)

## 百Math Reviews in Japan

### ***-- "数字キーの配置を"
一部の電卓と同じ配置にできるようにしていただきたい。
-- Shiba Rin, 2024-06-19

### ***** "タロウ"
センスあふれるアプリです！
-- hutoshinoheya, 2021-07-19

[View all 百Math reviews and detailed analytics on AppTail](https://app.apptail.io/signup?utm_campaign=ai-crawl&utm_content=reviews)



## 百Math Discovered Keywords
- 百math
- 計算アプリ

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## 百Math Available In
- [Japan](https://apptail.io/app/math-WwAe/japan)
- [Argentina](https://apptail.io/app/math-WwAe/argentina)
- [Austria](https://apptail.io/app/math-WwAe/austria)
- [Australia](https://apptail.io/app/math-WwAe/australia)
- [Azerbaijan](https://apptail.io/app/math-WwAe/azerbaijan)
- [Belgium](https://apptail.io/app/math-WwAe/belgium)
- [Brazil](https://apptail.io/app/math-WwAe/brazil)
- [Belarus](https://apptail.io/app/math-WwAe/belarus)
- [Canada](https://apptail.io/app/math-WwAe/canada)
- [Switzerland](https://apptail.io/app/math-WwAe/switzerland)
- [Chile](https://apptail.io/app/math-WwAe/chile)
- [China](https://apptail.io/app/math-WwAe/china)
- [Colombia](https://apptail.io/app/math-WwAe/colombia)
- [Czechia](https://apptail.io/app/math-WwAe/czechia)
- [Germany](https://apptail.io/app/math-WwAe/germany)
- [Denmark](https://apptail.io/app/math-WwAe/denmark)
- [Dominican Republic](https://apptail.io/app/math-WwAe/dominican-republic)
- [Algeria](https://apptail.io/app/math-WwAe/algeria)
- [Ecuador](https://apptail.io/app/math-WwAe/ecuador)
- [Egypt](https://apptail.io/app/math-WwAe/egypt)
- [Spain](https://apptail.io/app/math-WwAe/spain)
- [Finland](https://apptail.io/app/math-WwAe/finland)
- [France](https://apptail.io/app/math-WwAe/france)
- [United Kingdom](https://apptail.io/app/math-WwAe/united-kingdom)
- [Greece](https://apptail.io/app/math-WwAe/greece)
- [Hong Kong SAR China](https://apptail.io/app/math-WwAe/hong-kong)
- [Hungary](https://apptail.io/app/math-WwAe/hungary)
- [Indonesia](https://apptail.io/app/math-WwAe/indonesia)
- [Ireland](https://apptail.io/app/math-WwAe/ireland)
- [Israel](https://apptail.io/app/math-WwAe/israel)
- [India](https://apptail.io/app/math-WwAe/india)
- [Italy](https://apptail.io/app/math-WwAe/italy)
- [Kuwait](https://apptail.io/app/math-WwAe/kuwait)
- [Kazakhstan](https://apptail.io/app/math-WwAe/kazakhstan)
- [Lebanon](https://apptail.io/app/math-WwAe/lebanon)
- [Madagascar](https://apptail.io/app/math-WwAe/madagascar)
- [Mexico](https://apptail.io/app/math-WwAe/mexico)
- [Malaysia](https://apptail.io/app/math-WwAe/malaysia)
- [Netherlands](https://apptail.io/app/math-WwAe/netherlands)
- [Norway](https://apptail.io/app/math-WwAe/norway)
- [New Zealand](https://apptail.io/app/math-WwAe/new-zealand)
- [Peru](https://apptail.io/app/math-WwAe/peru)
- [Philippines](https://apptail.io/app/math-WwAe/philippines)
- [Poland](https://apptail.io/app/math-WwAe/poland)
- [Portugal](https://apptail.io/app/math-WwAe/portugal)
- [Romania](https://apptail.io/app/math-WwAe/romania)
- [Russia](https://apptail.io/app/math-WwAe/russia)
- [Saudi Arabia](https://apptail.io/app/math-WwAe/saudi-arabia)
- [Sweden](https://apptail.io/app/math-WwAe/sweden)
- [Singapore](https://apptail.io/app/math-WwAe/singapore)
- [Thailand](https://apptail.io/app/math-WwAe/thailand)
- [Türkiye](https://apptail.io/app/math-WwAe/turkey)
- [Taiwan](https://apptail.io/app/math-WwAe/taiwan)
- [Ukraine](https://apptail.io/app/math-WwAe/ukraine)
- [United States](https://apptail.io/app/math-WwAe/united-states)
- [Vietnam](https://apptail.io/app/math-WwAe/vietnam)
- [United Arab Emirates](https://apptail.io/app/math-WwAe/united-arab-emirates)
- [South Africa](https://apptail.io/app/math-WwAe/south-africa)

---

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