# 玩易 vs Marvin's Compound Calculator

玩易 and Marvin's Compound Calculator are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. 玩易 sells 7 in-app purchases, starting at $1.99 per month and Marvin's Compound Calculator sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

玩易 ships an update weekly, Marvin's Compound Calculator every 3 days. The most recent releases landed on October 16, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | 玩易 | Marvin's Compound Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/id6448943351/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Weekly | **Every 3 days** |
| Monetization | Freemium | — |
| Size | 103 MB | 12 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [志高 刘](https://appshunter.io/developer/1679472447) | [Maojian Tang](https://appshunter.io/developer/1006529690) |

## What reviewers say

### 玩易

[App page](https://appshunter.io/ios/app/id6448943351)

This app offers a comprehensive suite of tools for traditional Chinese divination and astrology. It supports various methods for generating hexagrams and provides detailed interpretations, along with advanced features for acupuncture point selection and calendar functions.

**Highlights:** Multiple hexagram generation methods, Detailed卦象 (gua xiang) interpretations, Advanced acupuncture point selection, Built-in calendar and note-taking, 八字 (Ba Zi) to hexagram conversion, 五运六气 (Wu Yun Liu Qi) calculations

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 月会员 | $1.99 | per month |
| 年会员 | $22.99 | per year |
| 月VIP | $1.99 | one-time |
| 半年VIP | $14.99 | one-time |
| 年VIP | $19.99 | one-time |
| 永久VIP | $69.99 | one-time |
| 永久VIP | $89.99 | one-time |


### Marvin's Compound Calculator

[App page](https://appshunter.io/ios/app/marvins-compound-calculator/id6738075583)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Marvin的复利计算器-去广告高级版 | $1.99 | one-time |
| Premium Version | $1.99 | one-time |


## Frequently asked questions

### Is 玩易 free?

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

### Is Marvin's Compound Calculator free?

Marvin's Compound Calculator is free to download, with in-app purchases available.

### Do 玩易 or Marvin's Compound Calculator have ads?

Neither 玩易 nor Marvin's Compound Calculator shows ads.

### Which is updated more often, 玩易 or Marvin's Compound Calculator?

玩易 ships an update weekly, and Marvin's Compound Calculator every 3 days. Most recently, 玩易 was updated on October 16, 2026 and Marvin's Compound Calculator on October 12, 2026.

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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.*