# Chattr vs Katt messenger

The clearest difference is in-app purchases: Chattr at none against Katt messenger's 6. Katt messenger's advantage is device support (3 vs 1). On price, update cadence, ads and iOS requirement there is nothing between them.

Both are free to download. Katt messenger sells 6 in-app purchases, starting at $4.99 per month. Chattr asks for nothing beyond the download.

Chattr ships an update every 6 days, Katt messenger weekly. The most recent releases landed on October 7, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Chattr | Katt messenger |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/chattr/id6757166779/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 6 days** | Weekly |
| Monetization | Free | — |
| Size | 120 MB | 114 MB |
| Requires iOS | 16.7 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 12+ | 12+ |
| Developer | [Maxim Kabaev](https://appshunter.io/developer/1836662069) | [Andrei Baburin](https://appshunter.io/developer/1723846806) |

## What reviewers say

### Chattr

[App page](https://appshunter.io/ios/app/chattr/id6757166779)

A modern and reliable messenger with an intuitive interface for simple and clear communication. It prioritizes secure and protected conversations with end-to-end encryption for all messages and calls, ensuring privacy for your connections.

**Highlights:** End-to-end encrypted messaging, High-quality audio and video calls, Group chats and calls, Photo, video, and file sharing, Fast and reliable performance, Clean and user-friendly interface

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

**In-app purchases:** none


### Katt messenger

[App page](https://appshunter.io/ios/app/katt-messenger/id6801121216)

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Basic | $4.99 | per month |
| Plus | $9.99 | per month |
| Pro | $19.99 | per month |
| 30 tokens | $1.99 | one-time |
| 80 tokens | $4.99 | one-time |
| 180 tokens | $9.99 | one-time |


## Frequently asked questions

### Is Chattr free?

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

### Is Katt messenger free?

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

### Do Chattr or Katt messenger have ads?

Neither Chattr nor Katt messenger shows ads.

### Which is updated more often, Chattr or Katt messenger?

Chattr ships an update every 6 days, and Katt messenger weekly. Most recently, Chattr was updated on October 7, 2026 and Katt 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.*