# Qlavis vs APPEIRON

The clearest difference is in-app purchases: Qlavis at none against APPEIRON's 10. APPEIRON's advantage is device support (4 vs 1) and iOS requirement (15.1 vs 26.0). On price, update cadence and ads there is nothing between them.

Both are free to download. APPEIRON sells 10 in-app purchases, starting at $10.99 per month. Qlavis asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 4 days. Both last shipped on October 31, 2026.

## The numbers

| Metric | Qlavis | APPEIRON |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (6 ratings)](https://appshunter.io/ios/app/qlavis-post-quantum-messenger/id6757257934/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 days | Every 4 days |
| Monetization | Free | — |
| Size | 64 MB | 170 MB |
| Requires iOS | 26.0 | **15.1** |
| Devices | iPhone | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 17+ | 4+ |
| Developer | [Qlavis, Inc.](https://appshunter.io/developer/1865642998) | [PJ Horelican](https://appshunter.io/developer/1892625301) |

## 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


### APPEIRON

[App page](https://appshunter.io/ios/app/appeiron/id6762040044)

**Features:** Siri integration, Apple Watch app

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| APPEIRON Pro+ | $10.99 | per month |
| APPEIRON Guardian | $19.99 | per month |
| APPEIRON Team | $24.99 | per month |
| APPEIRON Pro | $79.99 | per year |
| APPEIRON Pro+ | $119.99 | per year |
| APPEIRON Guardian | $149.99 | per year |
| APPEIRON Team | $249.99 | per year |
| APPEIRON Base | $5.99 | one-time |
| APPEIRON Pro+ | $29.99 | one-time |
| APPEIRON Guardian | $39.99 | one-time |


## Frequently asked questions

### Is Qlavis free?

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

### Is APPEIRON free?

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

### Do Qlavis or APPEIRON have ads?

Neither Qlavis nor APPEIRON shows ads.

### Which is updated more often, Qlavis or APPEIRON?

Qlavis ships an update every 4 days, and APPEIRON every 4 days. Most recently, Qlavis was updated on October 31, 2026 and APPEIRON on October 31, 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.*