# ADAS专家 vs CDAS

The clearest difference is update cadence: ADAS专家 at every 3 weeks against CDAS's every 3 months. 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.

ADAS专家 ships an update every 3 weeks, CDAS every 3 months. The most recent releases landed on September 8, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | ADAS专家 | CDAS |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 3 months |
| Size | 37 MB | 185 MB |
| Requires iOS | 12.0 | **11.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Shanghai WanWay Digital Technology Co.,Ltd](https://appshunter.io/developer/1275343765) | [Nebula Link Technology Group Co., Ltd.](https://appshunter.io/developer/1100580362) |

## What reviewers say

### ADAS专家

[App page](https://appshunter.io/ios/app/adas/id1528698806)

**Features:** Vision Pro support

**In-app purchases:** none


### CDAS

[App page](https://appshunter.io/ios/app/cdas/id1536370528)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ADAS专家 free?

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

### Is CDAS free?

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

### Do ADAS专家 or CDAS have ads?

Neither ADAS专家 nor CDAS shows ads.

### Which is updated more often, ADAS专家 or CDAS?

ADAS专家 ships an update every 3 weeks, and CDAS every 3 months. Most recently, ADAS专家 was updated on September 8, 2026 and CDAS on September 15, 2026.

---

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