# Yemma 4 vs OpenAgents Mobile

The clearest difference is update cadence: Yemma 4 at daily against OpenAgents Mobile's every 3 weeks. OpenAgents Mobile's advantage is iOS requirement (15.0 vs 17.0). 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.

Yemma 4 ships an update daily, OpenAgents Mobile every 3 weeks. The most recent releases landed on October 31, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Yemma 4 | OpenAgents Mobile |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/yemma-4/id6761586324/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Daily** | Every 3 weeks |
| Monetization | Free | — |
| Size | 28 MB | 34 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [AVMIL LABS LLC](https://appshunter.io/developer/1884468489) | [ZHONGYUAN ZHU](https://appshunter.io/developer/1794669095) |

## What reviewers say

### Yemma 4

[App page](https://appshunter.io/ios/app/yemma-4/id6761586324)

This AI chat app runs entirely on your iPhone, processing prompts, images, and responses locally. Enjoy private conversations, brainstorm ideas, and summarize notes offline after an initial model download. It requires specific hardware for full functionality.

**Highlights:** 100% on-device AI chat, No sign-up or subscription required, Offline functionality after model download, Local conversation history, Adjustable response style, Image understanding

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

**In-app purchases:** none


### OpenAgents Mobile

[App page](https://appshunter.io/ios/app/openagents-mobile/id6805705527)

**In-app purchases:** none


## Frequently asked questions

### Is Yemma 4 free?

Yemma 4 is free to download, with no in-app purchases.

### Is OpenAgents Mobile free?

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

### Do Yemma 4 or OpenAgents Mobile have ads?

Neither Yemma 4 nor OpenAgents Mobile shows ads.

### Which is updated more often, Yemma 4 or OpenAgents Mobile?

Yemma 4 ships an update daily, and OpenAgents Mobile every 3 weeks. Most recently, Yemma 4 was updated on October 31, 2026 and OpenAgents Mobile on October 29, 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.*