# AOCHUAN vs PREI

The clearest difference is rating: PREI at 5.0 against AOCHUAN's 2.9. AOCHUAN's advantage is update cadence (every 2 weeks vs every 5 months) and ratings volume (117 vs 1). On price, ads, in-app purchases and monetization model there is nothing between them.

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

PREI holds the better App Store score, 5.0 against 2.9. That said, the two scores are not equally well evidenced: AOCHUAN has 117 ratings behind it against 1, so its average is the more settled of the two.

AOCHUAN ships an update every 2 weeks, PREI every 5 months. The most recent releases landed on September 24, 2026 and June 1, 2026 respectively.

## The numbers

| Metric | AOCHUAN | PREI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.9 (117 ratings)](https://appshunter.io/ios/app/aochuan/id1589913929/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/prei/id6477550061/reviews)** |
| Number of ratings | **117** | 1 |
| Positive reviews | 23.2% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 5 months |
| Monetization | Free | Free |
| Size | 459 MB | 31 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | **iPhone, iPod, Apple Watch** | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [中山市央果电子科技有限公司](https://appshunter.io/developer/1522856203) | [Prestige Real Estate Images Inc](https://appshunter.io/developer/1729680327) |

## What reviewers say

### AOCHUAN

[App page](https://appshunter.io/ios/app/aochuan/id1589913929)

Enhance your mobile videography with advanced stabilization and creative shooting modes. Capture stunning 4K video, utilize precise tracking, and apply professional filters for a polished look. This app unlocks the full potential of compatible handheld gimbals.

**Highlights:** 4K Super HD video recording, Precise face and body tracking, One-button inception, One-button Hitchcock (dolly zoom), Makeup filters for photos & videos, Gesture controls, Time-lapse photography

**Features:** macOS Compatibility, Apple Watch app

**In-app purchases:** none

**What reviewers like**

- 🎥 Advanced photo and video shooting modes
- ⚙️ Customizable gimbal settings and controls
- 📚 Comprehensive in-app tutorial videos
- 💰 Good value for the price
- 🎯 Face and body tracking capabilities

**What reviewers complain about**

- 🐛 Frequent app crashes and freezes
- 📵 Bluetooth connectivity issues
- 🎥 Black screen when accessing camera
- ⚠️ Unreliable tracking features
- 🔌 Poor app stability on iOS updates

**Reported bugs**

- App crashes on iOS 18 and newer versions
- Bluetooth fails to connect or drops frequently
- Camera displays black screen in app
- Face tracking rotates 180 degrees unexpectedly
- Object tracking loses subjects easily

**Requested features**

- Portrait/vertical mode support
- Still photo capture while recording video
- 48MP photo resolution option
- Wide-angle and telephoto lens support
- Automatic lens switching for zoom


### PREI

[App page](https://appshunter.io/ios/app/prei/id6477550061)

Access and download your real estate photos and media. Manage listing details, generate shareable links, and create marketing materials. Schedule appointments and place new orders.

**Highlights:** Download photos and media, Post to social media, Update listing details, Generate shareable links, Print marketing materials, Check appointment schedule, Place new orders

**In-app purchases:** none


## Frequently asked questions

### Is AOCHUAN free?

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

### Is PREI free?

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

### Which has better reviews, AOCHUAN or PREI?

PREI is rated higher. AOCHUAN averages 2.9 out of 5 from 117 ratings, while PREI averages 5.0 from 1 ratings.

### Do AOCHUAN or PREI have ads?

Neither AOCHUAN nor PREI shows ads.

### Which is updated more often, AOCHUAN or PREI?

AOCHUAN ships an update every 2 weeks, and PREI every 5 months. Most recently, AOCHUAN was updated on September 24, 2026 and PREI on June 1, 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.*