# QCBMS vs Sun Fun Kits BMS

The clearest difference is update cadence: Sun Fun Kits BMS at every 5 days against QCBMS's every 2 weeks. QCBMS's advantage is iOS requirement (9 vs 15.0). 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.

QCBMS ships an update every 2 weeks, Sun Fun Kits BMS every 5 days. The most recent releases landed on October 27, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | QCBMS | Sun Fun Kits BMS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[2.8 (11 ratings)](https://appshunter.io/ios/app/sun-fun-kits-bms/id1600445506/reviews)** |
| Number of ratings | — | **11** |
| Positive reviews | — | 25.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 5 days** |
| Monetization | — | Free |
| Size | 28 MB | 193 MB |
| Requires iOS | **9** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [小红 徐](https://appshunter.io/developer/1513921684) | [sunfunkits](https://appshunter.io/developer/1600445508) |

## What reviewers say

### QCBMS

[App page](https://appshunter.io/ios/app/qcbms-pro3/id1513981947)

**Features:** macOS Compatibility

**In-app purchases:** none


### Sun Fun Kits BMS

[App page](https://appshunter.io/ios/app/sun-fun-kits-bms/id1600445506)

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.

**Highlights:** Manage smart batteries and kits, View battery health, Check state of charge, Perform battery diagnostics, Supports BLE protocol devices

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is QCBMS free?

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

### Is Sun Fun Kits BMS free?

Sun Fun Kits BMS is free to download, with no in-app purchases.

### Do QCBMS or Sun Fun Kits BMS have ads?

Neither QCBMS nor Sun Fun Kits BMS shows ads.

### Which is updated more often, QCBMS or Sun Fun Kits BMS?

QCBMS ships an update every 2 weeks, and Sun Fun Kits BMS every 5 days. Most recently, QCBMS was updated on October 27, 2026 and Sun Fun Kits BMS on October 25, 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.*