# 金灯台 vs 数独世界

The clearest difference is ads: 金灯台 at none against 数独世界's shown. 金灯台 also leads on update cadence (every 5 weeks vs every 3 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

金灯台 ships an update every 5 weeks, 数独世界 every 3 months. Both last shipped on September 24, 2026.

## The numbers

| Metric | 金灯台 | 数独世界 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 5 weeks** | Every 3 months |
| Size | 97 MB | 110 MB |
| Requires iOS | 16.0 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 12+ |
| Developer | [Putian Sanjiangkou Duotou Church](https://appshunter.io/developer/1682037396) | [振宇 于](https://appshunter.io/developer/1376588969) |

## What reviewers say

### 金灯台

[App page](https://appshunter.io/ios/app/id6447629956)

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

**In-app purchases:** none


### 数独世界

[App page](https://appshunter.io/ios/app/id6777591474)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 金灯台 free?

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

### Is 数独世界 free?

数独世界 is free to download, with no in-app purchases.

### Do 金灯台 or 数独世界 have ads?

数独世界 shows ads; 金灯台 does not.

### Which is updated more often, 金灯台 or 数独世界?

金灯台 ships an update every 5 weeks, and 数独世界 every 3 months. Most recently, 金灯台 was updated on September 24, 2026 and 数独世界 on September 24, 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.*