# Comm Messenger vs Safe OpenSig

The clearest difference is update cadence: Comm Messenger at every 5 days against Safe OpenSig's every 2 weeks. Safe OpenSig's advantage is iOS requirement (12.0 vs 15.1). 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.

Comm Messenger ships an update every 5 days, Safe OpenSig every 2 weeks. The most recent releases landed on September 28, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Comm Messenger | Safe OpenSig |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (12 ratings)](https://appshunter.io/ios/app/comm-messenger/id1574433435/reviews)** | — |
| Number of ratings | **12** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 2 weeks |
| Monetization | Free | — |
| Size | 69 MB | 38 MB |
| Requires iOS | 15.1 | **12.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Helio Networks](https://appshunter.io/developer/1574433437) | [SEDNAOUI MARC JOSEPH RAYMOND GEROGES](https://appshunter.io/developer/1652484508) |

## 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


### Safe OpenSig

[App page](https://appshunter.io/ios/app/safe-opensig/id6758047640)

**In-app purchases:** none


## Frequently asked questions

### Is Comm Messenger free?

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

### Is Safe OpenSig free?

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

### Do Comm Messenger or Safe OpenSig have ads?

Neither Comm Messenger nor Safe OpenSig shows ads.

### Which is updated more often, Comm Messenger or Safe OpenSig?

Comm Messenger ships an update every 5 days, and Safe OpenSig every 2 weeks. Most recently, Comm Messenger was updated on September 28, 2026 and Safe OpenSig on October 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.*