# TOPDON BatteryLab vs 小车探Pro

The clearest difference is in-app purchases: TOPDON BatteryLab at none against 小车探Pro's 2. TOPDON BatteryLab also leads on iOS requirement (11.0 vs 15.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. 小车探Pro sells 1 one-off in-app purchase. TOPDON BatteryLab asks for nothing beyond the download.

Both ship on a similar rhythm, roughly monthly. The most recent releases landed on October 20, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | TOPDON BatteryLab | 小车探Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.5 (13 ratings)](https://appshunter.io/ios/app/topdon-batterylab/id6462673217/reviews)** | — |
| Number of ratings | **13** | — |
| Positive reviews | 24.1% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | Monthly |
| Monetization | Free | — |
| Size | 188 MB | 2.1 GB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [HK TOPDON TECHNOLOGY Co., LIMITED](https://appshunter.io/developer/1846276192) | [ShenZhen Topdon Technology Co.,Ltd](https://appshunter.io/developer/1242683012) |

## What reviewers say

### TOPDON BatteryLab

[App page](https://appshunter.io/ios/app/topdon-batterylab/id6462673217)

This app allows you to test your car's battery and generator. It provides detailed battery life and voltage calculations, and can manage multiple devices simultaneously. Generate and view test reports with ease.

**Highlights:** Calculate battery life and voltage, Inspect car generator, Manage multiple devices, Quick device connection, One-click test report generation

**Features:** Vision Pro support

**In-app purchases:** none


### 小车探Pro

[App page](https://appshunter.io/ios/app/pro/id6476600183)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 小车探pro续费包 | $6.99 | one-time |


## Frequently asked questions

### Is TOPDON BatteryLab free?

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

### Is 小车探Pro free?

小车探Pro is free to download, with in-app purchases available.

### Do TOPDON BatteryLab or 小车探Pro have ads?

Neither TOPDON BatteryLab nor 小车探Pro shows ads.

### Which is updated more often, TOPDON BatteryLab or 小车探Pro?

TOPDON BatteryLab ships an update monthly, and 小车探Pro monthly. Most recently, TOPDON BatteryLab was updated on October 20, 2026 and 小车探Pro on October 7, 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.*