# PartsBuzz vs cnauto

The clearest difference is update cadence: cnauto at every 5 days against PartsBuzz's every 3 weeks. 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.

PartsBuzz ships an update every 3 weeks, cnauto every 5 days. The most recent releases landed on October 10, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | PartsBuzz | cnauto |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 5 days** |
| Size | 34 MB | 19 MB |
| Requires iOS | 12.4 | **12.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [BUZZ ENTERPRISES](https://appshunter.io/developer/1597065630) | [北京国联视讯信息技术股份有限公司](https://appshunter.io/developer/1219208569) |

## What reviewers say

### PartsBuzz

[App page](https://appshunter.io/ios/app/partsbuzz/id1597065628)

**Features:** macOS Compatibility

**In-app purchases:** none


### cnauto

[App page](https://appshunter.io/ios/app/cnauto/id6504086626)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PartsBuzz free?

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

### Is cnauto free?

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

### Do PartsBuzz or cnauto have ads?

Neither PartsBuzz nor cnauto shows ads.

### Which is updated more often, PartsBuzz or cnauto?

PartsBuzz ships an update every 3 weeks, and cnauto every 5 days. Most recently, PartsBuzz was updated on October 10, 2026 and cnauto on September 30, 2026.

---

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