# Crait vs TrainTT

The clearest difference is in-app purchases: TrainTT at none against Crait's 1. TrainTT also leads on update cadence (every 3 days vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Crait sells 1 in-app purchase, starting at $2.99 per month. TrainTT asks for nothing beyond the download.

Crait ships an update every 2 months, TrainTT every 3 days. The most recent releases landed on September 29, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | Crait | TrainTT |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (94 ratings)](https://appshunter.io/ios/app/crait-secure-communication/id1227620003/reviews)** | — |
| Number of ratings | **94** | — |
| Positive reviews | 81.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 days** |
| Monetization | Subscription | — |
| Size | 58 MB | 49 MB |
| Requires iOS | 12 | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Crait Technology Inc.](https://appshunter.io/developer/1375280315) | [Qian Yun Network Service Co., Ltd.](https://appshunter.io/developer/1567568557) |

## What reviewers say

### Crait

[App page](https://appshunter.io/ios/app/crait-secure-communication/id1227620003)

This app offers a secure platform for workgroups to communicate and collaborate. It features end-to-end encryption, self-destructing messages, and secure file sharing. Protect your business's digital assets with enhanced communication security.

**Highlights:** End-to-end encrypted communication, Self-destructing messages, Secure one-on-one and group calls, Large group chat support (up to 1000), Secure file sharing, Secure email for users

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Automatically Renew | $2.99 | per month |


### TrainTT

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

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Crait free?

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

### Is TrainTT free?

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

### Do Crait or TrainTT have ads?

Neither Crait nor TrainTT shows ads.

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

Crait ships an update every 2 months, and TrainTT every 3 days. Most recently, Crait was updated on September 29, 2026 and TrainTT on September 14, 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.*