# GRAPHENE vs i IChing

The clearest difference is in-app purchases: GRAPHENE at none against i IChing's 1. GRAPHENE also leads on iOS requirement (9.0 vs 16.6). On price, ads and device support there is nothing between them.

Both are free to download. i IChing sells 1 one-off in-app purchase. GRAPHENE asks for nothing beyond the download.

## The numbers

| Metric | GRAPHENE | i IChing |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 10 days |
| Monetization | — | Free |
| Size | 4 MB | 99 MB |
| Requires iOS | **9.0** | 16.6 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [桂标 曾](https://appshunter.io/developer/985954900) | [QOOQ inc.](https://appshunter.io/developer/446639722) |

## What reviewers say

### GRAPHENE

[App page](https://appshunter.io/ios/app/graphene/id1487888207)

**In-app purchases:** none


### i IChing

[App page](https://appshunter.io/ios/app/i-iching/id1515102228)

This app offers authentic I Ching divination using a digital recreation of the traditional yarrow stalk method. It provides over 250,000 characters of content, including original texts and Wilhelm commentary, to guide users through life decisions.

**Highlights:** Authentic yarrow stalk divination, 250,000+ characters of content, Complete Wilhelm commentary, Ad-free divination experience, Browse all 64 hexagrams, Automatic reading history

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $7.99 | one-time |


## Frequently asked questions

### Is GRAPHENE free?

GRAPHENE is free to download, with no in-app purchases.

### Is i IChing free?

i IChing is free to download, with in-app purchases available.

### Do GRAPHENE or i IChing have ads?

Neither GRAPHENE nor i IChing shows ads.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*