# BRNKL vs Secure Defence

The clearest difference is update cadence: BRNKL at every 5 weeks against Secure Defence's every 5 months. 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.

BRNKL ships an update every 5 weeks, Secure Defence every 5 months. Both last shipped on October 3, 2026.

## The numbers

| Metric | BRNKL | Secure Defence |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 5 months |
| Monetization | Free | — |
| Size | 31 MB | 177 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Barnacle Systems Inc](https://appshunter.io/developer/1268970445) | [Secure Defence Corporation](https://appshunter.io/developer/1567568386) |

## What reviewers say

### BRNKL

[App page](https://appshunter.io/ios/app/brnkl/id1268970446)

Monitor your boat's security and critical systems remotely. Check onboard cameras and vital functions like battery banks and bilge pumps from anywhere. Gain peace of mind knowing your vessel is safe and secure.

**Highlights:** Remote boat security system, Onboard camera monitoring, Critical systems monitoring (battery, bilge, shore power), Peace of mind for vessel owners, Accessible from anywhere

**In-app purchases:** none


### Secure Defence

[App page](https://appshunter.io/ios/app/secure-defence/id6479004347)

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

**In-app purchases:** none


## Frequently asked questions

### Is BRNKL free?

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

### Is Secure Defence free?

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

### Do BRNKL or Secure Defence have ads?

Neither BRNKL nor Secure Defence shows ads.

### Which is updated more often, BRNKL or Secure Defence?

BRNKL ships an update every 5 weeks, and Secure Defence every 5 months. Most recently, BRNKL was updated on October 3, 2026 and Secure Defence on October 3, 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.*