# 星卡TD vs 小车探Pro

The clearest difference is in-app purchases: 星卡TD at none against 小车探Pro's 2. 星卡TD also leads on iOS requirement (9.0 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. 星卡TD asks for nothing beyond the download.

星卡TD ships an update every 5 weeks, 小车探Pro monthly. The most recent releases landed on September 10, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | 星卡TD | 小车探Pro |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Monthly** |
| Size | 260 MB | 2.1 GB |
| Requires iOS | **9.0** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [THINKCAR INC](https://appshunter.io/developer/1464847379) | [ShenZhen Topdon Technology Co.,Ltd](https://appshunter.io/developer/1242683012) |

## What reviewers say

### 星卡TD

[App page](https://appshunter.io/ios/app/td/id1514554756)

**Features:** macOS Compatibility

**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 星卡TD free?

星卡TD 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 星卡TD or 小车探Pro have ads?

Neither 星卡TD nor 小车探Pro shows ads.

### Which is updated more often, 星卡TD or 小车探Pro?

星卡TD ships an update every 5 weeks, and 小车探Pro monthly. Most recently, 星卡TD was updated on September 10, 2026 and 小车探Pro on September 20, 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.*