# 100 Digits of π > Memorize and recall 100 digits of the mathematical constant Pi. (iPhone/iPad app by Hirokazu Ito.) - Source: https://appshunter.io/ios/app/100-digits-of/id1212924945 (this page in markdown: same URL + `.md`) - Developer: [Hirokazu Ito](https://appshunter.io/developer/662087555) - Category: Education, Games - Price: Free - Rating: 5.00/5 from 2 App Store ratings - Age rating: 4+ - Requires: iOS 8.1 · 7 MB - Languages: English - Released: 2017-03-13 - Data updated: 2026-06-10 - Monetization: free - User reviews in markdown: https://appshunter.io/ios/app/100-digits-of/id1212924945/reviews.md ## What is 100 Digits of π? Responding to lots of requests , to the Free version ! π = 3.1415926535........... Do you know the circumference rate 100 digits? Let's master the circle ratio. Math is fun & cool ! Pi,Pi,Pi.... Remember 100 digits , you are a genius ! (NOW ON SALE) ・Hair Color Level Scale (2015.1.19/Jordan/No1) ・Hair Color Chart (Used in more than 90 countries worldwide) ・Reflectors (2015.4.3/Thailand/No5/iPad) ・Color Coordinator(2016.3.7/Kuwait/No2/iPad) ・Wine Color Chart (2014.9.21/Croatia/No1) ・ Scales Wad (2014.10.7/Lebanon/No1) ・Alphabet CAPITAL & lower case for Kids (2016.6.6/Singapore/No3) ・Constellations 88 Lessons for Kids (2014.9.6/Bulgaria/No2/iPad) ・Japanese Lesson (2016.7.1/Portugal/No3/iPad) ・Sushi Lesson (2016.3.3/Paraguay/No7) .....etc THANKS RANKING ! ## Key features - Memorize 100 digits of Pi - Master the circle ratio - Educational math game - Fun and engaging learning - Track progress ## Frequently asked questions about 100 Digits of π ### What is the main purpose of 100 Digits of π? The app's primary goal is to help users memorize and recall 100 digits of the mathematical constant Pi. It aims to make learning this aspect of mathematics fun and engaging. ### How does 100 Digits of π teach users about Pi? It presents Pi to 100 digits and encourages users to memorize them, framing it as a challenge to become a genius. The app focuses on the memorization aspect of the circle ratio. ### Is 100 Digits of π suitable for children? The app has an age rating of 4+, suggesting it can be used by younger learners. Its focus on numbers and a fun approach to math could appeal to children. ### What devices is 100 Digits of π available on? The app is supported on iPhone, iPad, and iPod devices, making it accessible to a wide range of Apple users. ### How often is 100 Digits of π updated? The latest version is 1.2, and it was last updated on April 24, 2017. This indicates infrequent updates in recent years. ### What is the user sentiment for 100 Digits of π? Based on the available data, the app has a perfect 5.0-star rating from 2 ratings, indicating very positive user sentiment among its reviewers. ### Does 100 Digits of π offer any certifications? The app does not mention offering any formal certifications. Its focus is on personal achievement and mastery of memorizing Pi digits. ### Can users track their learning progress in 100 Digits of π? While not explicitly detailed, the description implies progress tracking through the challenge of memorizing and recalling digits, suggesting users can gauge their improvement. ## Version history (last 1 release) ### 1.2 — 2017-04-24 This app has been updated by Apple to display the Apple Watch app icon. ・Bug fixes ・With banner ad ・Deployment Target 8.1 ~ ## Apps similar to 100 Digits of π | App | Rating | Price | Category | | --- | --- | --- | --- | | [CalcStep Lite - Math Addition Steps in Pics](https://appshunter.io/ios/app/calcstep-lite-math-addition-steps-in-pics/id1015900857) | — | Free | Education | | [Learn Pi By Karina](https://appshunter.io/ios/app/learn-pi-by-karina/id1219552192) | 5.0 (3) | Free | Education | | [Basic Physics Part1/4 Lite](https://appshunter.io/ios/app/basic-physics-part14-lite/id1540772974) | — | Free | Education | | [FlashGeek](https://appshunter.io/ios/app/flashgeek/id1457625511) | 5.0 (1) | $2.99 | Education | | [Computational Complexity](https://appshunter.io/ios/app/computational-complexity/id788314470) | 5.0 (4) | Free | Education | | [SwapNumbers - Math puzzle](https://appshunter.io/ios/app/swapnumbers-math-puzzle/id1603391248) | — | Free | Education | ## More apps by Hirokazu Ito - [Alphabet CAPITAL & lower case](https://appshunter.io/ios/app/alphabet-capital-and-lower-case/id886121995) - [Japanese Lesson](https://appshunter.io/ios/app/japanese-lesson/id887918181) - [Cooking Lovers](https://appshunter.io/ios/app/cooking-lovers/id906695916) - [Times Tables Math Genius](https://appshunter.io/ios/app/times-tables-math-genius/id1135177416) - [Early Childhood Education Alphabet Perfect](https://appshunter.io/ios/app/early-childhood-education-alphabet-perfect/id1170545374) All apps by Hirokazu Ito: https://appshunter.io/developer/662087555 --- *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 2026-06-10.*