# App Preview vs Open MobileUI

The clearest difference is update cadence: Open MobileUI at weekly against App Preview's monthly. Open MobileUI also leads on iOS requirement (16.4 vs 18.0). 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.

App Preview ships an update monthly, Open MobileUI weekly. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | App Preview | Open MobileUI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.4 (26 ratings)](https://appshunter.io/ios/app/open-mobileui/id6754266176/reviews)** |
| Number of ratings | — | **26** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Weekly** |
| Monetization | — | Free |
| Size | 45 MB | 64 MB |
| Requires iOS | 18.0 | **16.4** |
| Devices | iPhone | iPhone |
| Age rating | +4 | 4+ |
| Developer | [Sportheca](https://appshunter.io/developer/1772287296) | [Ronas IT OU](https://appshunter.io/developer/1155581652) |

## What reviewers say

### App Preview

[App page](https://appshunter.io/ios/app/app-preview/id6744342373)

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

**In-app purchases:** none


### Open MobileUI

[App page](https://appshunter.io/ios/app/open-mobileui/id6754266176)

Access your self-hosted AI assistant on mobile with a smooth, modern, and privacy-focused client. Enjoy native performance, smart synchronization, and a mobile-first interface for productivity on the go.

**Highlights:** Native performance, Mobile-first interface, Automatic synchronization, Image uploads and file attachments, System-aware dark mode, Secure credential storage

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

**In-app purchases:** none


## Frequently asked questions

### Is App Preview free?

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

### Is Open MobileUI free?

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

### Do App Preview or Open MobileUI have ads?

Neither App Preview nor Open MobileUI shows ads.

### Which is updated more often, App Preview or Open MobileUI?

App Preview ships an update monthly, and Open MobileUI weekly. Most recently, App Preview was updated on October 24, 2026 and Open MobileUI on October 25, 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.*