# TTsky vs NebuChat

The clearest difference is monetization model: TTsky at free against NebuChat's paid. TTsky also leads on iOS requirement (15.6 vs 18.6). On price, rating, ratings volume and update cadence there is nothing between them.

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

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

TTsky ships an update fortnightly, NebuChat every 11 days. The most recent releases landed on October 1, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | TTsky | NebuChat |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/ttsky/id6754077042/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/nebuchat/id6755526891/reviews) |
| Number of ratings | 1 | 1 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 11 days** |
| Monetization | **Free** | Paid |
| Size | 56 MB | 17 MB |
| Requires iOS | **15.6** | 18.6 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 17+ | 17+ |
| Developer | [TTSKY CO,.LTD](https://appshunter.io/developer/1846560362) | [Nebuniverse LLC](https://appshunter.io/developer/1854390119) |

## What reviewers say

### TTsky

[App page](https://appshunter.io/ios/app/ttsky/id6754077042)

Create personalized chat rooms and communities instantly with no setup required. Discover new people based on shared interests and engage in real-time messaging and voice calls. Customize your spaces with themes and avatars to express yourself.

**Highlights:** One-tap chat room setup, Community creation, Smart discovery of people, Real-time messaging and voice, Customizable spaces with themes and avatars

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

**In-app purchases:** none


### NebuChat

[App page](https://appshunter.io/ios/app/nebuchat/id6755526891)

Experience secure, end-to-end encrypted messaging without registration. Deploy your own server for complete control over your communication data. This app offers a lightweight design for smooth performance, focusing solely on your conversations.

**Highlights:** End-to-end encryption, No registration required, Custom server deployment, Decentralized communication, Lightweight design, Instant chat

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is TTsky free?

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

### Is NebuChat free?

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

### Which has better reviews, TTsky or NebuChat?

TTsky and NebuChat are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do TTsky or NebuChat have ads?

Neither TTsky nor NebuChat shows ads.

### Which is updated more often, TTsky or NebuChat?

TTsky ships an update fortnightly, and NebuChat every 11 days. Most recently, TTsky was updated on October 1, 2026 and NebuChat on October 12, 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.*