# Comm Messenger vs fullmoon

The clearest difference is rating: Comm Messenger at 5.0 against fullmoon's 4.4. Comm Messenger also leads on review sentiment (100% vs 78%) and update cadence (every 5 days vs every 10 days). fullmoon's advantage is ratings volume (100 vs 12) and device support (4 vs 2). 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.

Comm Messenger holds the better App Store score, 5.0 against 4.4. That said, the two scores are not equally well evidenced: fullmoon has 100 ratings behind it against 12, so its average is the more settled of the two. Written reviews point the same way: 100% of Comm Messenger's written reviews are positive against 78% of fullmoon's.

Comm Messenger ships an update every 5 days, fullmoon every 10 days. The most recent releases landed on September 10, 2026 and August 11, 2026 respectively.

## The numbers

| Metric | Comm Messenger | fullmoon |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (12 ratings)](https://appshunter.io/ios/app/comm-messenger/id1574433435/reviews)** | [4.4 (100 ratings)](https://appshunter.io/ios/app/fullmoon-local-intelligence/id6727014156/reviews) |
| Number of ratings | 12 | **100** |
| Positive reviews | **100.0% of reviews** | 77.8% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 10 days |
| Monetization | Free | Free |
| Size | 69 MB | 30 MB |
| Requires iOS | **15.1** | 17.6 |
| Devices | iPhone, iPod | **iPhone, iPad, Mac, Vision Pro** |
| Age rating | 4+ | 17+ |
| Developer | [Helio Networks](https://appshunter.io/developer/1574433437) | [Mainframe Computer, Inc.](https://appshunter.io/developer/1766722186) |

## What reviewers say

### Comm Messenger

[App page](https://appshunter.io/ios/app/comm-messenger/id1574433435)

This app allows users to create and join private chat communities hosted on personal keyservers. It offers a hierarchical thread structure similar to Discord channels and nested sidebars like Slack. The platform supports customizable community features through an app library, starting with a calendar app.

**Highlights:** Decentralized keyserver hosting, Nested chat threads, Slack-style sidebars, Community app library, Calendar app integration

**Features:** Vision Pro support

**In-app purchases:** none


### fullmoon

[App page](https://appshunter.io/ios/app/fullmoon-local-intelligence/id6727014156)

This app provides a private and offline way to interact with local large language models. It runs models directly on your device, optimized for Apple silicon, and is available across multiple Apple platforms. Personalize your experience and integrate with other apps via Shortcuts.

**Highlights:** Private LLM chat, Fully offline operation, On-device model execution, Cross-platform Apple support, Customizable themes and fonts, Shortcut integration

**In-app purchases:** none

**What reviewers like**

- 🚀 Fast and efficient
- 🔒 Offline usage
- 👍 Clean and polished interface
- 👍 Works on older devices
- 👍 Friendly for less tech-savvy users

**What reviewers complain about**

- 🐛 Compatibility issues
- 🐛 Downloading/installing models can be slow
- 🐛 Responses can be inaccurate or incomplete
- 🐛 App crashes when using certain features

**Reported bugs**

- Incompatibility with iPhone SE2 and iPad Pro Gen3 despite supporting Metal 3
- Deepseek models not working on some devices

**Requested features**

- Add support for saving/copying full chat conversations
- Expand functionality through Shortcuts integration
- Provide more advanced language models
- Allow users to remove/delete downloaded models
- Add support for attaching files and images


## Frequently asked questions

### Is Comm Messenger free?

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

### Is fullmoon free?

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

### Which has better reviews, Comm Messenger or fullmoon?

Comm Messenger is rated higher. Comm Messenger averages 5.0 out of 5 from 12 ratings, while fullmoon averages 4.4 from 100 ratings.

### Do Comm Messenger or fullmoon have ads?

Neither Comm Messenger nor fullmoon shows ads.

### Which is updated more often, Comm Messenger or fullmoon?

Comm Messenger ships an update every 5 days, and fullmoon every 10 days. Most recently, Comm Messenger was updated on September 10, 2026 and fullmoon on August 11, 2026.

---

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