# Chattr vs Nova USL

The clearest difference is update cadence: Chattr at every 6 days against Nova USL's fortnightly. Nova USL's advantage is device support (3 vs 1). On price, ads, in-app purchases and iOS requirement there is nothing between them.

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

Chattr ships an update every 6 days, Nova USL fortnightly. The most recent releases landed on October 7, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Chattr | Nova USL |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/chattr/id6757166779/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 days** | Fortnightly |
| Monetization | Free | — |
| Size | 120 MB | 61 MB |
| Requires iOS | 16.7 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [Maxim Kabaev](https://appshunter.io/developer/1836662069) | [Bekbolot Zairbekov](https://appshunter.io/developer/1896550555) |

## 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


### Nova USL

[App page](https://appshunter.io/ios/app/nova-usl/id6768213314)

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

**In-app purchases:** none


## Frequently asked questions

### Is Chattr free?

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

### Is Nova USL free?

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

### Do Chattr or Nova USL have ads?

Neither Chattr nor Nova USL shows ads.

### Which is updated more often, Chattr or Nova USL?

Chattr ships an update every 6 days, and Nova USL fortnightly. Most recently, Chattr was updated on October 7, 2026 and Nova USL on October 14, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*