BRNKL vs Apex Lithium
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
BRNKL
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.
- Remote boat security system
- Onboard camera monitoring
- Critical systems monitoring (battery, bilge, shore power)
- Peace of mind for vessel owners
- Accessible from anywhere
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BRNKL is an award-winning ‘home security system for your boat’ built by people that know security. Whether you’re at the dock, at home, or half-way around the world you check on your vessel using the onboard camera while also monitoring critical systems such as battery banks, bilge pumps, shore power connections and more. BRNKL allows you to confidently leave your vessel knowing that it is safe and secure.
Apex Lithium
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Monitor your Apex Lithium batteries in realtime with the Apex Lithium App. Have confidence in your batteries being able to check key features such as; State of Charge (SOC), charge and discharge current, battery voltage, and battery temperature, and monitor your charge mtime. Connect to either a single battery or your whole battery system making it the perfect monitoring system for your Apex Lithium Batteries. Always have reliability with the Apex Lithium App!
Screenshots
Verdict
The clearest difference is iOS requirement: Apex Lithium at 12.0 against BRNKL's 16.0. On price, update cadence, ads and in-app purchases 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.
BRNKL ships an update every 5 weeks, Apex Lithium monthly. The most recent releases landed on October 20, 2026 and October 1, 2026 respectively.
| Parameter | BRNKL | Apex Lithium |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 5 weeks | Monthly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad | iPhone, iPod |
| Requires iOS | 16.0 | 12.0 — better |
| Further details — not scored | ||
| Size | 25 MB | 33 MB |
| Age rating | 4+ | 4+ |
| Developer | Barnacle Systems Inc | Peterborough Battery Sales & Service Ltd |
In-app purchases
BRNKL
No in-app purchases
Apex Lithium
No in-app purchases
