# 小汽车胎压 vs ARR TPMS

The clearest difference is update cadence: 小汽车胎压 at every 4 weeks against ARR TPMS's every 8 months. 小汽车胎压 also leads on iOS requirement (8.0 vs 11.0). On price, ads, 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.

小汽车胎压 ships an update every 4 weeks, ARR TPMS every 8 months. The most recent releases landed on October 26, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | 小汽车胎压 | ARR TPMS |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 weeks** | Every 8 months |
| Size | 39 MB | 34 MB |
| Requires iOS | **8.0** | 11.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Shenzhen Elink Things Co., Ltd](https://appshunter.io/developer/1538561642) | [伟才 邓](https://appshunter.io/developer/893608406) |

## What reviewers say

### 小汽车胎压

[App page](https://appshunter.io/ios/app/id1480369820)

**Features:** macOS Compatibility

**In-app purchases:** none


### ARR TPMS

[App page](https://appshunter.io/ios/app/arr-tpms/id1582961228)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 小汽车胎压 free?

小汽车胎压 is free to download, with no in-app purchases.

### Is ARR TPMS free?

ARR TPMS is free to download, with no in-app purchases.

### Do 小汽车胎压 or ARR TPMS have ads?

Neither 小汽车胎压 nor ARR TPMS shows ads.

### Which is updated more often, 小汽车胎压 or ARR TPMS?

小汽车胎压 ships an update every 4 weeks, and ARR TPMS every 8 months. Most recently, 小汽车胎压 was updated on October 26, 2026 and ARR TPMS 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.*