Sun Fun Kits BMS vs Sunlink 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.
Sunlink BMS
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Sunlink BMS is an intelligent battery management platform, which can support up to 20 strings of display. Using Bluetooth wireless connection to monitor detailed battery information in real time, such as charging and discharging voltage, charging and discharging current, pack temperature and cell temperature.Supporting bluetooth scanning connection, and bilingual display in Chinese and English.
Screenshots
Verdict
The clearest difference is update cadence: Sun Fun Kits BMS at every 4 days against Sunlink BMS's every 3 months. Sunlink BMS's advantage is iOS requirement (9.0 vs 15.0). 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.
Sun Fun Kits BMS ships an update every 4 days, Sunlink BMS every 3 months. The most recent releases landed on October 12, 2026 and October 4, 2026 respectively.
| Parameter | Sun Fun Kits BMS | Sunlink BMS |
|---|---|---|
| Price | Free | Free |
| Rating | 2.8 (11 ratings) — better | — |
| Positive reviews | 25.0% of reviews | — |
| Number of ratings | 11 — better | — |
| Update frequency | Every 4 days — better | Every 3 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 9.0 — better |
| Further details — not scored | ||
| Size | 193 MB | 35 MB |
| Age rating | 4+ | 4+ |
| Developer | sunfunkits | Shenzhen RF-star Technology Co., Ltd |
In-app purchases
Sun Fun Kits BMS
No in-app purchases
Sunlink BMS
No in-app purchases
