# Battery Asst vs Topspeed Battery Assistant

The clearest difference is ads: Battery Asst at none against Topspeed Battery Assistant's shown. Battery Asst also leads on iOS requirement (9.0 vs 15). On price, update cadence, 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.

Battery Asst ships an update monthly, Topspeed Battery Assistant every 2 months. Both last shipped on November 3, 2026.

## The numbers

| Metric | Battery Asst | Topspeed Battery Assistant |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (8 ratings)](https://appshunter.io/ios/app/battery-asst/id1601588941/reviews)** | — |
| Number of ratings | **8** | — |
| Positive reviews | 20.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Monthly** | Every 2 months |
| Monetization | Free | — |
| Size | 23 MB | 72 MB |
| Requires iOS | **9.0** | 15 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [婷 赵](https://appshunter.io/developer/1455495649) | [Hangzhou Xingyun Power Source Technology Co., Ltd.](https://appshunter.io/developer/1681532422) |

## What reviewers say

### Battery Asst

[App page](https://appshunter.io/ios/app/battery-asst/id1601588941)

Monitor your car battery's voltage in real time. This practical app displays the starting and charging system voltages, providing a comprehensive understanding of your car battery's condition directly on your mobile device via Bluetooth.

**Highlights:** Real-time car battery voltage display, Monitor starting system voltage, Monitor charging system voltage, Bluetooth data transmission, All-round battery condition understanding

**Features:** macOS Compatibility

**In-app purchases:** none


### Topspeed Battery Assistant

[App page](https://appshunter.io/ios/app/topspeed-battery-assistant/id1628977972)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Battery Asst free?

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

### Is Topspeed Battery Assistant free?

Topspeed Battery Assistant is free to download, with no in-app purchases.

### Do Battery Asst or Topspeed Battery Assistant have ads?

Topspeed Battery Assistant shows ads; Battery Asst does not.

### Which is updated more often, Battery Asst or Topspeed Battery Assistant?

Battery Asst ships an update monthly, and Topspeed Battery Assistant every 2 months. Most recently, Battery Asst was updated on November 3, 2026 and Topspeed Battery Assistant on November 3, 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.*