# IMMUNE Messenger vs Alter Messenger

The clearest difference is update cadence: Alter Messenger at weekly against IMMUNE Messenger's every 6 weeks. Alter Messenger also leads on iOS requirement (13.0 vs 15.5). On price, rating, ratings volume and ads there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for IMMUNE Messenger against 5.0 for Alter Messenger. Both are backed by a comparable volume of ratings — 1 and 2 respectively.

IMMUNE Messenger ships an update every 6 weeks, Alter Messenger weekly. Both last shipped on November 3, 2026.

## The numbers

| Metric | IMMUNE Messenger | Alter Messenger |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/immune-messenger/id1489335158/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/alter-messenger/id1555003391/reviews) |
| Number of ratings | 1 | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Weekly** |
| Monetization | Free | Free |
| Size | 88 MB | 25 MB |
| Requires iOS | 15.5 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 9+ |
| Developer | [IMM Money Messenger Limited](https://appshunter.io/developer/1489335157) | [Caleb Mesfien](https://appshunter.io/developer/1514249157) |

## What reviewers say

### IMMUNE Messenger

[App page](https://appshunter.io/ios/app/immune-messenger/id1489335158)

This secure messaging app offers end-to-end encrypted chats and calls, with a built-in crypto wallet for easy Bitcoin transfers directly within conversations. It prioritizes user privacy by not storing data on servers, ensuring all communications remain on your device.

**Highlights:** End-to-end encrypted messaging, P2P voice and video calls, Built-in Bitcoin wallet, Direct Bitcoin transfers, Ad-free experience, File and media sharing

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

**In-app purchases:** none


### Alter Messenger

[App page](https://appshunter.io/ios/app/alter-messenger/id1555003391)

This secure messaging app offers multiple privacy layers to protect your conversations. Features include screenshot detection and the ability to use different usernames for each chat, ensuring your messages remain private.

**Highlights:** Screenshot detection, Per-chat usernames, Multiple privacy layers, Secure chat

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is IMMUNE Messenger free?

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

### Is Alter Messenger free?

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

### Which has better reviews, IMMUNE Messenger or Alter Messenger?

IMMUNE Messenger and Alter Messenger are both rated 5.0 out of 5 on the App Store, from 1 and 2 ratings respectively.

### Do IMMUNE Messenger or Alter Messenger have ads?

Neither IMMUNE Messenger nor Alter Messenger shows ads.

### Which is updated more often, IMMUNE Messenger or Alter Messenger?

IMMUNE Messenger ships an update every 6 weeks, and Alter Messenger weekly. Most recently, IMMUNE Messenger was updated on November 3, 2026 and Alter Messenger on November 3, 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.*