# BT Shutter Kun vs 汇保全

BT Shutter Kun and 汇保全 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.

BT Shutter Kun ships an update every 6 months, 汇保全 every 5 months. The most recent releases landed on October 29, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | BT Shutter Kun | 汇保全 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.0 (2 ratings)](https://appshunter.io/ios/app/bt-shutter-kun/id1477004454/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 5.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 5 months** |
| Monetization | Free | — |
| Size | 26 MB | 55 MB |
| Requires iOS | 12.0 | **11.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Shenzhen Kaichengyi Technology Co.,Ltd.](https://appshunter.io/developer/1514551405) | [上海市徐汇公证处](https://appshunter.io/developer/1504428281) |

## What reviewers say

### BT Shutter Kun

[App page](https://appshunter.io/ios/app/bt-shutter-kun/id1477004454)

This app connects via Bluetooth to a specific underwater camera housing, allowing users to control photo and video recording while diving. It's designed for underwater enthusiasts to capture their aquatic experiences.

**Highlights:** Bluetooth connectivity, Underwater photo capture, Underwater video recording, Control camera functions, Record aquatic experiences

**In-app purchases:** none


### 汇保全

[App page](https://appshunter.io/ios/app/id6447233162)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is BT Shutter Kun free?

BT Shutter Kun is free to download, with no in-app purchases.

### Is 汇保全 free?

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

### Do BT Shutter Kun or 汇保全 have ads?

Neither BT Shutter Kun nor 汇保全 shows ads.

### Which is updated more often, BT Shutter Kun or 汇保全?

BT Shutter Kun ships an update every 6 months, and 汇保全 every 5 months. Most recently, BT Shutter Kun was updated on October 29, 2026 and 汇保全 on October 27, 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.*