# C31车联网 vs Car BLE Key

The clearest difference is update cadence: Car BLE Key at monthly against C31车联网's every 14 months. C31车联网's advantage is iOS requirement (8.0 vs 13.0). 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.

C31车联网 ships an update every 14 months, Car BLE Key monthly. The most recent releases landed on October 7, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | C31车联网 | Car BLE Key |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 14 months | **Monthly** |
| Size | 78 MB | 38 MB |
| Requires iOS | **8.0** | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [胜 邓](https://appshunter.io/developer/1368398791) | [wang zhiwen](https://appshunter.io/developer/845684536) |

## What reviewers say

### C31车联网

[App page](https://appshunter.io/ios/app/c31/id1477855502)

**In-app purchases:** none


### Car BLE Key

[App page](https://appshunter.io/ios/app/car-ble-key/id6751993769)

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

**In-app purchases:** none


## Frequently asked questions

### Is C31车联网 free?

C31车联网 is free to download, with no in-app purchases.

### Is Car BLE Key free?

Car BLE Key is free to download, with no in-app purchases.

### Do C31车联网 or Car BLE Key have ads?

Neither C31车联网 nor Car BLE Key shows ads.

### Which is updated more often, C31车联网 or Car BLE Key?

C31车联网 ships an update every 14 months, and Car BLE Key monthly. Most recently, C31车联网 was updated on October 7, 2026 and Car BLE Key on September 17, 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.*