# Chatosai vs Silk

The clearest difference is in-app purchases: Silk at none against Chatosai's 2. Chatosai's advantage is device support (3 vs 1) and iOS requirement (15.1 vs 26.5). On price and ads there is nothing between them.

Both are free to download. Chatosai sells 2 in-app purchases, starting at $19.99 per month. Silk asks for nothing beyond the download.

## The numbers

| Metric | Chatosai | Silk |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 days | — |
| Size | 52 MB | 4 MB |
| Requires iOS | **15.1** | 26.5 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Hasna Dedoush](https://appshunter.io/developer/1883805133) | [Sanil Desai](https://appshunter.io/developer/6802485817) |

## What reviewers say

### Chatosai

[App page](https://appshunter.io/ios/app/chatosai/id6760315763)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Chatosai Monthly | $19.99 | per month |
| Premium Chatosai | $199.99 | per year |


### Silk

[App page](https://appshunter.io/ios/app/silk-app-blocker-screen-time/id6802485815)

**In-app purchases:** none


## Frequently asked questions

### Is Chatosai free?

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

### Is Silk free?

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

### Do Chatosai or Silk have ads?

Neither Chatosai nor Silk shows ads.

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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.*