# Thinking AI Chat vs AtlasOS

The clearest difference is in-app purchases: Thinking AI Chat at none against AtlasOS's 1. Thinking AI Chat also leads on iOS requirement (12.4 vs 15.1). On price, ads and device support there is nothing between them.

Both are free to download. AtlasOS sells 1 in-app purchase, starting at $35.00 per month. Thinking AI Chat asks for nothing beyond the download.

## The numbers

| Metric | Thinking AI Chat | AtlasOS |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 8 days |
| Size | 15 MB | 90 MB |
| Requires iOS | **12.4** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Thinking Technology Limited](https://appshunter.io/developer/1531650633) | [Engage Work LLC](https://appshunter.io/developer/1871246387) |

## What reviewers say

### Thinking AI Chat

[App page](https://appshunter.io/ios/app/thinking-ai-chat/id6461346985)

**In-app purchases:** none


### AtlasOS

[App page](https://appshunter.io/ios/app/atlasos/id6758161280)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AtlasOS - early access | $35.00 | per month |


## Frequently asked questions

### Is Thinking AI Chat free?

Thinking AI Chat is free to download, with no in-app purchases.

### Is AtlasOS free?

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

### Do Thinking AI Chat or AtlasOS have ads?

Neither Thinking AI Chat nor AtlasOS 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.*