# 八字预测 vs QR Code Reader

The clearest difference is in-app purchases: QR Code Reader at none against 八字预测's 13. 八字预测's advantage is ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. 八字预测 sells 13 in-app purchases, starting at $0.99 per 7 days. QR Code Reader asks for nothing beyond the download.

Both ship on a similar rhythm, roughly fortnightly. The most recent releases landed on September 23, 2026 and September 7, 2026 respectively.

## The numbers

| Metric | 八字预测 | QR Code Reader |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Fortnightly | Fortnightly |
| Size | 4 MB | 8 MB |
| Requires iOS | **15.6** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [钟广 彭](https://appshunter.io/developer/587837465) | [妙中 张](https://appshunter.io/developer/1737955069) |

## What reviewers say

### 八字预测

[App page](https://appshunter.io/ios/app/id1135319217)

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

**In-app purchases (13)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 订阅一周 | $0.99 | per 7 days |
| 25个积分 | $3.99 | one-time |
| points 20 | $3.99 | one-time |
| 50个积分 | $7.99 | one-time |
| points 50 | $7.99 | one-time |
| 98个积分 | $14.99 | one-time |
| 198个积分 | $29.99 | one-time |
| 298个积分 | $46.99 | one-time |
| 388个积分 | $59.99 | one-time |
| 购买518个积分 | $79.99 | one-time |
| 购买698个积分 | $109.99 | one-time |
| 购买818个积分 | $124.99 | one-time |
| 购买998个积分 | $149.99 | one-time |


### QR Code Reader

[App page](https://appshunter.io/ios/app/qr-code-reader-barcode/id6737468626)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 八字预测 free?

八字预测 is free to download, with in-app purchases available.

### Is QR Code Reader free?

QR Code Reader is free to download, with no in-app purchases.

### Do 八字预测 or QR Code Reader have ads?

QR Code Reader shows ads; 八字预测 does not.

### Which is updated more often, 八字预测 or QR Code Reader?

八字预测 ships an update fortnightly, and QR Code Reader fortnightly. Most recently, 八字预测 was updated on September 23, 2026 and QR Code Reader on September 7, 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.*