Sun Fun Kits BMS vs Pro BMS
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Sun Fun Kits BMS
Manage your smart batteries and kits effortlessly. View battery health, state of charge, and perform diagnostics. Supports all Sun Fun Kits products and devices using the BLE protocol.
- Manage smart batteries and kits
- View battery health
- Check state of charge
- Perform battery diagnostics
- Supports BLE protocol devices
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With the Sun Fun Kits BMS app, you can manage your smart batteries and kits with ease; it's completely free! Supports all Sun Fun Kits products & devices. You can view your battery health and state of charge as well as perform diagnostics on your battery. Supports the SFK-260, SFK-260HP, KIT BMS, and future products that use the BLE protocol. NOTE: BLE devices require location services, please ensure these are turned on.
Pro BMS
This utility app measures and displays real-time battery parameters like voltage, current, and capacity. It offers customizable protection functions and allows for voltage/current curve export. Control and monitoring are available via a mobile app.
- Real-time voltage and current measurement
- Power, charge, and discharge capacity monitoring
- Customizable protection functions (overvoltage, overcurrent, etc.)
- Color LCD display of comprehensive data
- Voltage and current curve display and export
- Mobile app control and communication
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The Pro BMS series voltage and ammeter is a new coulomb meter that can measure various physical parameters such as voltage, current, power, charge and discharge capacity, watt-hour, time, etc. At the same time, parameters can also be set to realize various protection functions such as overvoltage protection, undervoltage protection, overcurrent protection, overpower protection, overtemperature protection and time-limited protection. The meter can automatically identify the direction of current flow In addition, the battery capacity can be monitored in real time and the measured data is displayed on a color LCD, which displays comprehensive and user-friendly information. The Pro BMS series voltage and ammeter adds the function of displaying and exporting voltage and current curves based on the original functions. At the same time, it can be controlled by mobile APP and communication.
Screenshots
Verdict
The clearest difference is rating: Sun Fun Kits BMS at 2.8 against Pro BMS's 1.0. Sun Fun Kits BMS also leads on update cadence (every 4 days vs every 2 months) and ratings volume (11 vs 1). On price, ads, in-app purchases and monetization model 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.
Sun Fun Kits BMS holds the better App Store score, 2.8 against 1.0. That said, the two scores are not equally well evidenced: Sun Fun Kits BMS has 11 ratings behind it against 1, so its average is the more settled of the two.
Sun Fun Kits BMS ships an update every 4 days, Pro BMS every 2 months. The most recent releases landed on October 12, 2026 and September 27, 2026 respectively.
| Parameter | Sun Fun Kits BMS | Pro BMS |
|---|---|---|
| Price | Free | Free |
| Rating | 2.8 (11 ratings) — better | 1.0 (1 ratings) |
| Positive reviews | 25.0% of reviews | — |
| Number of ratings | 11 — better | 1 |
| Update frequency | Every 4 days — better | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 193 MB | 35 MB |
| Age rating | 4+ | 4+ |
| Developer | sunfunkits | Shenzhen Leagend Optoelectronics Co., Ltd. |
Customer experience
Sun Fun Kits BMS
Pro BMS
In-app purchases
Sun Fun Kits BMS
No in-app purchases
Pro BMS
No in-app purchases
