# SKY SEAL vs 大粤TRS

The clearest difference is update cadence: SKY SEAL at weekly against 大粤TRS's monthly. On price, ads, in-app purchases and device support there is nothing between them.

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

SKY SEAL ships an update weekly, 大粤TRS monthly. Both last shipped on November 8, 2026.

## The numbers

| Metric | SKY SEAL | 大粤TRS |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Monthly |
| Size | 61 MB | 60 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Sky Seal Financial Limited](https://appshunter.io/developer/1824580029) | [LITTLE GIRL INTERNATIONAL (HONG KONG) LIMITED](https://appshunter.io/developer/1834336453) |

## What reviewers say

### SKY SEAL

[App page](https://appshunter.io/ios/app/sky-seal/id6748181125)

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

**In-app purchases:** none


### 大粤TRS

[App page](https://appshunter.io/ios/app/trs/id6751262115)

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

**In-app purchases:** none


## Frequently asked questions

### Is SKY SEAL free?

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

### Is 大粤TRS free?

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

### Do SKY SEAL or 大粤TRS have ads?

Neither SKY SEAL nor 大粤TRS shows ads.

### Which is updated more often, SKY SEAL or 大粤TRS?

SKY SEAL ships an update weekly, and 大粤TRS monthly. Most recently, SKY SEAL was updated on November 8, 2026 and 大粤TRS on November 8, 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.*