# BatteryDisplay vs Sun Fun Kits BMS

The clearest difference is review sentiment: BatteryDisplay at 100% against Sun Fun Kits BMS's 25%. BatteryDisplay also leads on rating (4.5 vs 2.8) and iOS requirement (13.0 vs 15.0). Sun Fun Kits BMS's advantage is update cadence (every 5 days vs every 6 weeks) and ratings volume (11 vs 2). 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.

BatteryDisplay holds the better App Store score, 4.5 against 2.8. That said, the two scores are not equally well evidenced: Sun Fun Kits BMS has 11 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 100% of BatteryDisplay's written reviews are positive against 25% of Sun Fun Kits BMS's.

BatteryDisplay ships an update every 6 weeks, Sun Fun Kits BMS every 5 days. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | BatteryDisplay | Sun Fun Kits BMS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (2 ratings)](https://appshunter.io/ios/app/batterydisplay/id1476044653/reviews)** | [2.8 (11 ratings)](https://appshunter.io/ios/app/sun-fun-kits-bms/id1600445506/reviews) |
| Number of ratings | 2 | **11** |
| Positive reviews | **100.0% of reviews** | 25.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 5 days** |
| Monetization | Free | Free |
| Size | 12 MB | 193 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Anthony Scappaticci](https://appshunter.io/developer/1242833488) | [sunfunkits](https://appshunter.io/developer/1600445508) |

## What reviewers say

### BatteryDisplay

[App page](https://appshunter.io/ios/app/batterydisplay/id1476044653)

Monitor the health of your KS2 Lithium Batteries through a Bluetooth interface. This app allows you to view battery status and generate reports for analysis by KS2 Corp.

**Highlights:** Bluetooth battery monitoring, Battery health status, Report generation for KS2 Corp, Interface with KS2 Lithium Batteries

**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 BatteryDisplay free?

BatteryDisplay 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.

### Which has better reviews, BatteryDisplay or Sun Fun Kits BMS?

BatteryDisplay is rated higher. BatteryDisplay averages 4.5 out of 5 from 2 ratings, while Sun Fun Kits BMS averages 2.8 from 11 ratings.

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

Neither BatteryDisplay nor Sun Fun Kits BMS shows ads.

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

BatteryDisplay ships an update every 6 weeks, and Sun Fun Kits BMS every 5 days. Most recently, BatteryDisplay was updated on October 24, 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.*