# 长安HUD vs CarAuto Pro

The clearest difference is ads: 长安HUD at none against CarAuto Pro's shown. On price, update cadence, 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.

长安HUD ships an update every 3 weeks, CarAuto Pro fortnightly. The most recent releases landed on November 11, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | 长安HUD | CarAuto Pro |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | **Fortnightly** |
| Monetization | — | Ad-supported |
| Size | 113 MB | 384 MB |
| Requires iOS | **12.0** | 13 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Chongqing Pengri Science and Technology Development Co,Ltd.](https://appshunter.io/developer/1302227747) | [辽宁尔雅网信科技有限公司](https://appshunter.io/developer/1420315438) |

## What reviewers say

### 长安HUD

[App page](https://appshunter.io/ios/app/hud-app/id1403226612)

**Features:** macOS Compatibility

**In-app purchases:** none


### CarAuto Pro

[App page](https://appshunter.io/ios/app/carauto-pro/id6463800051)

This app offers a smart and convenient driving experience by aggregating various features for your car. It provides a personalized interface, simple operation, and accurate solutions to user issues with detailed video tutorials.

**Highlights:** Personalized driving experience, Simple and convenient operation, Accurate problem-solving, Step-by-step video tutorials, Voice, navigation, and traffic functions

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

**In-app purchases:** none


## Frequently asked questions

### Is 长安HUD free?

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

### Is CarAuto Pro free?

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

### Do 长安HUD or CarAuto Pro have ads?

CarAuto Pro shows ads; 长安HUD does not.

### Which is updated more often, 长安HUD or CarAuto Pro?

长安HUD ships an update every 3 weeks, and CarAuto Pro fortnightly. Most recently, 长安HUD was updated on November 11, 2026 and CarAuto Pro on November 3, 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.*