Helmsman vs 极空BMS
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Helmsman
Control your boat's navigation and speed with this app. It offers waypoint navigation, cruise control for consistent speed, route recording for future trips, and an anchor function to maintain position.
- Waypoint navigation with online maps
- Cruise control for set speed
- Record and reuse routes
- One-button anchor function
Read full descriptionHide full description
This application is highly integrated into our Helmsman Navigation System, which is a boat controller designed to do four major things: Navigation: Accurate waypoint navigation thanks to an excellent GPS receiver using online maps. Cruise Control: For efficient sailing or trolling with a set speed, even in bad conditions. Record Route: You can record your routes so you can re-use them on your next trip. Anchor: With a push of button your boat will stay where it is, convenient and reliable.
极空BMS
This application connects to a battery management system's active equalizer via Bluetooth. It allows for real-time monitoring of parameters and control over equipment settings.
- Real-time status monitoring
- Operating parameter settings
- Battery management system equipment control
- Bluetooth connectivity
Read full descriptionHide full description
This APP is used in the battery management system, and connects to the active equalizer of the extreme space technology through Bluetooth to realize the parameter display and setting of the active equalizer. The specific function modules are as follows: -Real-time status monitoring; -Setting of operating parameters; -Battery management system equipment control.
Screenshots
Verdict
The clearest difference is rating: 极空BMS at 3.5 against Helmsman's 2.0. 极空BMS also leads on review sentiment (35% vs 22%) and ratings volume (37 vs 7). Helmsman's advantage is device support (3 vs 1) and iOS requirement (8.0 vs 17). 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.
极空BMS holds the better App Store score, 3.5 against 2.0. That said, the two scores are not equally well evidenced: 极空BMS has 37 ratings behind it against 7, so its average is the more settled of the two. Written reviews point the same way: 22% of Helmsman's written reviews are positive against 35% of 极空BMS's.
Helmsman ships an update fortnightly, 极空BMS every 3 weeks. The most recent releases landed on September 27, 2026 and October 19, 2026 respectively.
| Parameter | Helmsman | 极空BMS |
|---|---|---|
| Price | Free | Free |
| Rating | 2.0 (7 ratings) | 3.5 (37 ratings) — better |
| Positive reviews | 22.2% of reviews | 34.8% of reviews — better |
| Number of ratings | 7 | 37 — better |
| Update frequency | Fortnightly — better | Every 3 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod, Apple Watch — better | iPhone |
| Requires iOS | 8.0 — better | 17 |
| Further details — not scored | ||
| Size | 57 MB | 36 MB |
| Age rating | 4+ | 17+ |
| Developer | 无境科技 | 鹏 张 |
Customer experience
Helmsman
极空BMS
In-app purchases
Helmsman
No in-app purchases
极空BMS
No in-app purchases
