# I Ching Study & Practice — Study the I Ching classics

> Study the I Ching classics (iPhone/iPad app by JENG JIE SHEN.)

- Source: https://appshunter.io/ios/app/i-ching-study-and-practice/id6752848057 (this page in markdown: same URL + `.md`)
- Developer: [JENG JIE SHEN](https://appshunter.io/developer/1841320144)
- Category: Education, Reference
- Price: $2.99
- Age rating: 4+
- Requires: iOS 17.0 · 6 MB
- Languages: American English, Japanese, Chinese (Traditional, Taiwan)
- Released: 2025-10-31
- Data updated: 2026-06-14
- User reviews in markdown: https://appshunter.io/ios/app/i-ching-study-and-practice/id6752848057/reviews.md

## What is I Ching Study & Practice?

An educational reference for studying the Zhou Yi (I Ching), designed for learners and researchers.

  • 64‑Hexagram Library: classical texts, plain‑language notes, and fast search by name/number/keywords
  • Study/Sandbox: select upper/lower trigrams and changing lines to visualize transformations
  • Casting Practice (optional): Plum Blossom (by time or manual three‑number input);Coin Toss (six tosses, includes Lightning Mode)
  • Deep Analysis: Interlocking/Opposite/Inverted hexagrams with an evolution timeline for process understanding
  • Localization & Accessibility: ZH‑Hant/EN/JA instant switching, Dark Mode, large type, VoiceOver

Privacy: fully offline; no accounts, no ads, no tracking; data stays on device
Purpose: education and reference. Not financial/medical/legal advice or predictive services.


## Version history (last 2 releases)

### 1.0.1 — 2025-11-02

Bug Fixes
  • Fixed hexagram name not updating when switching between Interlocking, Opposite, and Inverted hexagrams in the Deep Study section
  • Fixed incorrect Yao line positions in all three transformation animations
  • Improved animation accuracy and educational value

### 1.0 — 2025-10-31

No release notes.

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## More apps by JENG JIE SHEN

- [I Ching Classroom](https://appshunter.io/ios/app/i-ching-classroom/id6755071781)

All apps by JENG JIE SHEN: https://appshunter.io/developer/1841320144

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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 2026-06-14.*