# π Challenge — Memorize Pi !!

> Memorize Pi !! (iPhone/iPad app by Hiroki Iwashita.)

- Source: https://appshunter.io/ios/app/challenge/id6743357759 (this page in markdown: same URL + `.md`)
- Developer: [Hiroki Iwashita](https://appshunter.io/developer/1567747524)
- Category: Education, Entertainment
- Price: Free
- Age rating: 4+
- Requires: iOS 12.0 · 36 MB
- Languages: American English
- Released: 2025-03-31
- Data updated: 2026-02-06
- User reviews in markdown: https://appshunter.io/ios/app/challenge/id6743357759/reviews.md

## What is π Challenge?

"Pi Challenge" is a fun and engaging brain-training game designed to help you memorize Pi while improving your memory and concentration skills. Easy-to-use controls make this game accessible to everyone—just input the next digit of Pi correctly to extend your streak.

Be careful—one wrong digit and it's game over! Compete against yourself and your friends, share your best scores on social media, and enjoy a quick brain exercise anytime, anywhere.

Exciting updates are on the way, including a Time Attack mode, online leaderboards, and educational features to master memorizing Pi. Join the challenge today and become a Pi master!


## Version history (last 2 releases)

### 1.0.2 — 2025-10-07

・Fix bug

### 1.0 — 2025-03-31

No release notes.

## More apps by Hiroki Iwashita

- [RobinHood : archery score app](https://appshunter.io/ios/app/robinhood/id1567747522)
- [Archery Note: Score Manager](https://appshunter.io/ios/app/archery-note/id6541759439)
- [ColorTile~Spectrum Challenge](https://appshunter.io/ios/app/colortilespectrum-challenge/id6742448418)
- [VibeWave-Relaxation Vibrations](https://appshunter.io/ios/app/vibewave/id6743050724)
- [よみあげボイス \| すんだもん達が文字を読み上げ！](https://appshunter.io/ios/app/id6746203078)

All apps by Hiroki Iwashita: https://appshunter.io/developer/1567747524

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-02-06.*