BT Shutter Kun vs Navison
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
BT Shutter Kun
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.
- Bluetooth connectivity
- Underwater photo capture
- Underwater video recording
- Control camera functions
- Record aquatic experiences
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BT Shutter Kun是由海蛙科技推出针对自身潜水专用先相机防水壳配套的控制app，通过蓝牙与app连接，不管您身处江河或者大海，如果您是一位潜水爱好者，您都可以用它的水下拍照、水下录像的功能来记录您水下最美的一刻！
Navison
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Navison is a system launched by BearCreeks GmbH, which combines sonar fish finder, GPS navigation and smart bait boat functions in one app. With the system installed in a bait boat, your boat will be equipped with the GPS, compass, gyroscope, sonar and other sensors. Bait boat can be connected to the Navison app which supports map display, detects route planning, enables setting of the fishing spots, releases baits and hooks, alarms when the voltage of boat´s battery is low and performs some other functions. Bait boat can thus be controlled with this app, allowing you to operate the boat easily with integrated joysticks and get full information about the status of the bait boat as well as the fishing site. Sonar system can also locate fish in your fishing spot, detect its size, show the bottom surface on your screen. Additionally, the system can detect depth, temperature and weather conditions. The app supports 23 different languages.More information about the app and Navison system available soon at www.bearcreeks.com
Screenshots
Verdict
The clearest difference is update cadence: Navison at every 2 weeks against BT Shutter Kun's every 6 months. Navison also leads on iOS requirement (10.0 vs 12.0). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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, Navison every 2 weeks. The most recent releases landed on October 21, 2026 and October 9, 2026 respectively.
| Parameter | BT Shutter Kun | Navison |
|---|---|---|
| Price | Free | Free |
| Rating | 2.0 (2 ratings) — better | — |
| Positive reviews | 5.0% of reviews | — |
| Number of ratings | 2 — better | — |
| Update frequency | Every 6 months | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 12.0 | 10.0 — better |
| Further details — not scored | ||
| Size | 26 MB | 90 MB |
| Age rating | 4+ | 4+ |
| Developer | Shenzhen Kaichengyi Technology Co.,Ltd. | BearCreeks GmbH |
In-app purchases
BT Shutter Kun
No in-app purchases
Navison
No in-app purchases
