# Qlavis vs Nitro Messenger

The clearest difference is iOS requirement: Nitro Messenger at 17.0 against Qlavis's 26.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

Both ship on a similar rhythm, roughly every 2 days. The most recent releases landed on September 15, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | Qlavis | Nitro Messenger |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (5 ratings)](https://appshunter.io/ios/app/qlavis-post-quantum-messenger/id6757257934/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 days | Every 2 days |
| Monetization | Free | — |
| Size | 58 MB | 24 MB |
| Requires iOS | 26.0 | **17.0** |
| Devices | iPhone | iPhone |
| Age rating | 17+ | 17+ |
| Developer | [Qlavis, Inc.](https://appshunter.io/developer/1865642998) | [Q Safe Room](https://appshunter.io/developer/6813405619) |

## What reviewers say

### Qlavis

[App page](https://appshunter.io/ios/app/qlavis-post-quantum-messenger/id6757257934)

A secure messaging app offering end-to-end encrypted private chats, voice, and video calls using post-quantum cryptography. It prioritizes user privacy with no phone number or email registration, and features secure rooms for group communication.

**Highlights:** Post-quantum cryptography for all communications, End-to-end encrypted messages, calls, and files, No phone number or email required for registration, Secure group rooms with access control, Optional in-chat cryptocurrency wallet, Screen recording and screenshot protection

**In-app purchases:** none


### Nitro Messenger

[App page](https://appshunter.io/ios/app/nitro-messenger/id6781279815)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Qlavis free?

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

### Is Nitro Messenger free?

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

### Do Qlavis or Nitro Messenger have ads?

Neither Qlavis nor Nitro Messenger shows ads.

### Which is updated more often, Qlavis or Nitro Messenger?

Qlavis ships an update every 2 days, and Nitro Messenger every 2 days. Most recently, Qlavis was updated on September 15, 2026 and Nitro Messenger on September 18, 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.*