---
title: "π 円周率チャレンジ - Reviews, Revenue and Downloads in Japan | Apple App Store"
description: "円周率を覚えるアプリです。  無駄に3000万桁まで対応。  ランキング機能あり！   Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/"
---

# π 円周率チャレンジ — Japan
> 円周率を覚えるアプリ

![π 円周率チャレンジ App Icon](https://is1-ssl.mzstatic.com/image/thumb/Purple221/v4/cd/ce/11/cdce11a4-72de-b9ec-2fb3-17ed8a65de93/AppIcon-0-0-1x_U007emarketing-0-11-0-85-220.png/434x0w.png)

**Developer:** [SIC Company](https://apptail.io/developer/sic-company-CQmDb) (Japan)
**Category:** Education
**Rating:** 5.0/5 (3 ratings)
**Price:** Free
**Bundle ID:** jp.sicorp.pi
**Store:** Apple App Store
**Country:** Japan
**Version:** 1.4 (released 2026-03-20)
**Original Release:** 2025-12-08
**Languages:** German, English, French, Italian, Japanese, Korean, Spanish, Chinese

**App Store Link:** [Download on Apple App Store](https://apps.apple.com/jp/app/app/id6756227034)
**AppTail Page:** [https://apptail.io/app/p-pi-challenge-ZkUx/japan](https://apptail.io/app/p-pi-challenge-ZkUx/japan)

## π 円周率チャレンジ Description
円周率を覚えるアプリです。

無駄に3000万桁まで対応。

ランキング機能あり！


Terms of Use: 

## π 円周率チャレンジ Screenshots
- [Screenshot 1](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/f8/c4/38/f8c4383e-312c-8357-c228-e325d2c6cbd0/phone1.jpg/1242x2688.png)
- [Screenshot 2](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/bf/bb/7b/bfbb7b80-63eb-398b-9db4-364e2098bd94/phone2.jpg/1242x2688.png)

## π 円周率チャレンジ Rating Breakdown in Japan
- 5 stars: 3 (100%)
- 4 stars: 0 (0%)
- 3 stars: 0 (0%)
- 2 stars: 0 (0%)
- 1 stars: 0 (0%)






## π 円周率チャレンジ Available In
- [Japan](https://apptail.io/app/p-pi-challenge-ZkUx/japan)
- [South Korea](https://apptail.io/app/p-pi-challenge-ZkUx/south-korea)
- [Czechia](https://apptail.io/app/p-pi-challenge-ZkUx/czechia)
- [Germany](https://apptail.io/app/p-pi-challenge-ZkUx/germany)
- [Dominican Republic](https://apptail.io/app/p-pi-challenge-ZkUx/dominican-republic)
- [Guatemala](https://apptail.io/app/p-pi-challenge-ZkUx/guatemala)
- [Hong Kong SAR China](https://apptail.io/app/p-pi-challenge-ZkUx/hong-kong)
- [Honduras](https://apptail.io/app/p-pi-challenge-ZkUx/honduras)
- [Italy](https://apptail.io/app/p-pi-challenge-ZkUx/italy)
- [Latvia](https://apptail.io/app/p-pi-challenge-ZkUx/latvia)
- [Mexico](https://apptail.io/app/p-pi-challenge-ZkUx/mexico)
- [Malaysia](https://apptail.io/app/p-pi-challenge-ZkUx/malaysia)
- [Namibia](https://apptail.io/app/p-pi-challenge-ZkUx/namibia)
- [Netherlands](https://apptail.io/app/p-pi-challenge-ZkUx/netherlands)
- [Slovenia](https://apptail.io/app/p-pi-challenge-ZkUx/slovenia)
- [Belgium](https://apptail.io/app/p-pi-challenge-ZkUx/belgium)
- [United States](https://apptail.io/app/p-pi-challenge-ZkUx/united-states)
- [Switzerland](https://apptail.io/app/p-pi-challenge-ZkUx/switzerland)

---

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