# Sun Fun Kits BMS vs EM3ev Battery Analyst

The clearest difference is review sentiment: EM3ev Battery Analyst at 100% against Sun Fun Kits BMS's 25%. EM3ev Battery Analyst also leads on rating (5.0 vs 2.8). Sun Fun Kits BMS's advantage is update cadence (every 5 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.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

EM3ev Battery Analyst holds the better App Store score, 5.0 against 2.8. 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. Written reviews point the same way: 25% of Sun Fun Kits BMS's written reviews are positive against 100% of EM3ev Battery Analyst's.

Sun Fun Kits BMS ships an update every 5 days, EM3ev Battery Analyst every 2 months. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Sun Fun Kits BMS | EM3ev Battery Analyst |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.8 (11 ratings)](https://appshunter.io/ios/app/sun-fun-kits-bms/id1600445506/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/em3ev-battery-analyst/id6504488089/reviews)** |
| Number of ratings | **11** | 1 |
| Positive reviews | 25.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 2 months |
| Monetization | Free | Free |
| Size | 193 MB | 2 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [sunfunkits](https://appshunter.io/developer/1600445508) | [Bjørn-Andreas Lamo](https://appshunter.io/developer/1752480933) |

## What reviewers say

### Sun Fun Kits BMS

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

Manage your smart batteries and kits effortlessly with this free utility app. Monitor battery health, state of charge, and run diagnostics for compatible devices. Supports various models 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


### EM3ev Battery Analyst

[App page](https://appshunter.io/ios/app/em3ev-battery-analyst/id6504488089)

Monitor your EM3ev battery's performance in real-time. View voltage, current, temperature, and individual cell voltages. Track power consumption over time and access detailed battery status information.

**Highlights:** Bluetooth connectivity, Real-time voltage and current readings, Individual cell voltage monitoring, Temperature monitoring, Power consumption tracking, Battery information and state display

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Sun Fun Kits BMS free?

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

### Is EM3ev Battery Analyst free?

EM3ev Battery Analyst is free to download, with no in-app purchases.

### Which has better reviews, Sun Fun Kits BMS or EM3ev Battery Analyst?

EM3ev Battery Analyst is rated higher. Sun Fun Kits BMS averages 2.8 out of 5 from 11 ratings, while EM3ev Battery Analyst averages 5.0 from 1 ratings.

### Do Sun Fun Kits BMS or EM3ev Battery Analyst have ads?

Neither Sun Fun Kits BMS nor EM3ev Battery Analyst shows ads.

### Which is updated more often, Sun Fun Kits BMS or EM3ev Battery Analyst?

Sun Fun Kits BMS ships an update every 5 days, and EM3ev Battery Analyst every 2 months. Most recently, Sun Fun Kits BMS was updated on November 3, 2026 and EM3ev Battery Analyst on November 4, 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.*