# 海湾技术服务 vs Danmaku Scroll

The clearest difference is price: 海湾技术服务 at Free against Danmaku Scroll's $0.99. 海湾技术服务 also leads on iOS requirement (13.0 vs 15.0). Danmaku Scroll's advantage is update cadence (every 4 days vs every 6 weeks). On ads, in-app purchases and device support there is nothing between them.

海湾技术服务 is free to download; Danmaku Scroll costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

海湾技术服务 ships an update every 6 weeks, Danmaku Scroll every 4 days. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | 海湾技术服务 | Danmaku Scroll |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 4 days** |
| Size | 49 MB | 1 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [海湾安全技术有限公司](https://appshunter.io/developer/1389703268) | [里 万](https://appshunter.io/developer/1895966035) |

## What reviewers say

### 海湾技术服务

[App page](https://appshunter.io/ios/app/id1518186544)

**Features:** macOS Compatibility

**In-app purchases:** none


### Danmaku Scroll

[App page](https://appshunter.io/ios/app/danmaku-scroll/id6769600860)

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

**In-app purchases:** none


## Frequently asked questions

### Is 海湾技术服务 free?

海湾技术服务 is free to download, with no in-app purchases.

### Is Danmaku Scroll free?

Danmaku Scroll costs $0.99, with no in-app purchases.

### Do 海湾技术服务 or Danmaku Scroll have ads?

Neither 海湾技术服务 nor Danmaku Scroll shows ads.

### Which is updated more often, 海湾技术服务 or Danmaku Scroll?

海湾技术服务 ships an update every 6 weeks, and Danmaku Scroll every 4 days. Most recently, 海湾技术服务 was updated on November 3, 2026 and Danmaku Scroll on October 31, 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.*