# TrainTT vs NubelaChat

The clearest difference is update cadence: TrainTT at every 3 days against NubelaChat's every 8 days. TrainTT also leads on iOS requirement (12.0 vs 18.5). On price, ads, in-app purchases and device support there is nothing between them.

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

TrainTT ships an update every 3 days, NubelaChat every 8 days. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | TrainTT | NubelaChat |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/nubelachat/id6772558225/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 8 days |
| Monetization | — | Free |
| Size | 49 MB | 24 MB |
| Requires iOS | **12.0** | 18.5 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 17+ | 9+ |
| Developer | [Qian Yun Network Service Co., Ltd.](https://appshunter.io/developer/1567568557) | [恩澄 许](https://appshunter.io/developer/1888657735) |

## What reviewers say

### TrainTT

[App page](https://appshunter.io/ios/app/traintt/id1597479690)

**Features:** macOS Compatibility

**In-app purchases:** none


### NubelaChat

[App page](https://appshunter.io/ios/app/nubelachat/id6772558225)

An aesthetic instant messaging app designed for intimate and intentional conversations. It offers a refined visual atmosphere with a focus on clarity and whitespace, blending modern messaging essentials with artistic design.

**Highlights:** One-to-one and group chat, Text and image messaging, Friends-only Moments posts, Privacy settings management, Light and dark mode themes, Account data export

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

**In-app purchases:** none


## Frequently asked questions

### Is TrainTT free?

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

### Is NubelaChat free?

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

### Do TrainTT or NubelaChat have ads?

Neither TrainTT nor NubelaChat shows ads.

### Which is updated more often, TrainTT or NubelaChat?

TrainTT ships an update every 3 days, and NubelaChat every 8 days. Most recently, TrainTT was updated on November 3, 2026 and NubelaChat 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.*