# DS vs 双超服务

DS and 双超服务 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. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly monthly. The most recent releases landed on October 5, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | DS | 双超服务 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | Monthly |
| Size | 32 MB | 66 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SHENYANG TITLETECH CO., LTD](https://appshunter.io/developer/865101459) | [上海双超环保科技有限公司](https://appshunter.io/developer/1570413896) |

## What reviewers say

### DS

[App page](https://appshunter.io/ios/app/ds-dvr/id1363061493)

**Features:** macOS Compatibility

**In-app purchases:** none


### 双超服务

[App page](https://appshunter.io/ios/app/id1570413894)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is DS free?

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

### Is 双超服务 free?

双超服务 is free to download, with no in-app purchases.

### Do DS or 双超服务 have ads?

Neither DS nor 双超服务 shows ads.

### Which is updated more often, DS or 双超服务?

DS ships an update monthly, and 双超服务 monthly. Most recently, DS was updated on October 5, 2026 and 双超服务 on October 18, 2026.

---

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