# 车豆荚数字钥匙 vs Noahs

The clearest difference is iOS requirement: Noahs at 12.0 against 车豆荚数字钥匙's 15.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

车豆荚数字钥匙 ships an update every 3 weeks, Noahs monthly. The most recent releases landed on September 2, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | 车豆荚数字钥匙 | Noahs |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.3 (3 ratings)](https://appshunter.io/ios/app/id1546698082/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 20.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Monthly |
| Size | 35 MB | 67 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [广东开畅科技有限公司](https://appshunter.io/developer/1541593422) | [Kavin Nitasnajarukul](https://appshunter.io/developer/1469331007) |

## What reviewers say

### 车豆荚数字钥匙

[App page](https://appshunter.io/ios/app/id1546698082)

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

**In-app purchases:** none


### Noahs

[App page](https://appshunter.io/ios/app/noahs/id1644602740)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 车豆荚数字钥匙 free?

车豆荚数字钥匙 is free to download, with no in-app purchases.

### Is Noahs free?

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

### Do 车豆荚数字钥匙 or Noahs have ads?

Neither 车豆荚数字钥匙 nor Noahs shows ads.

### Which is updated more often, 车豆荚数字钥匙 or Noahs?

车豆荚数字钥匙 ships an update every 3 weeks, and Noahs monthly. Most recently, 车豆荚数字钥匙 was updated on September 2, 2026 and Noahs on September 19, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*