# Alter Messenger vs Viper Messenger

The clearest difference is in-app purchases: Alter Messenger at none against Viper Messenger's 1. Alter Messenger also leads on iOS requirement (13.0 vs 17.0). On price, rating, ratings volume and update cadence there is nothing between them.

Both are free to download. Viper Messenger sells 1 in-app purchase, starting at $4.99 per month. Alter Messenger asks for nothing beyond the download.

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

Alter Messenger ships an update weekly, Viper Messenger every 5 days. The most recent releases landed on October 29, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Alter Messenger | Viper Messenger |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/alter-messenger/id1555003391/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/viper-messenger/id6754181968/reviews) |
| Number of ratings | **2** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Weekly | **Every 5 days** |
| Monetization | Free | Free |
| Size | 25 MB | 144 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 9+ | 4+ |
| Developer | [Caleb Mesfien](https://appshunter.io/developer/1514249157) | [Maksim Chernyshov](https://appshunter.io/developer/1846953276) |

## What reviewers say

### 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


### Viper Messenger

[App page](https://appshunter.io/ios/app/viper-messenger/id6754181968)

A privacy-focused messenger that uses cryptographic keys for identity and offers direct peer-to-peer messaging and file sharing. It supports TON DNS for user discovery and allows for relay-assisted delivery when direct connections are not possible, all without requiring a phone number or email.

**Highlights:** Direct peer-to-peer messaging, Peer-to-peer file sharing, Cryptographic identity, TON DNS identities, Relay-assisted delivery, No phone number or email required

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Viper Pro Monthly | $4.99 | per month |


## Frequently asked questions

### Is Alter Messenger free?

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

### Is Viper Messenger free?

Viper Messenger is free to download, with in-app purchases available.

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

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

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

Neither Alter Messenger nor Viper Messenger shows ads.

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

Alter Messenger ships an update weekly, and Viper Messenger every 5 days. Most recently, Alter Messenger was updated on October 29, 2026 and Viper Messenger on October 24, 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.*