# ChatModel vs Sensitive Analysis

The clearest difference is in-app purchases: Sensitive Analysis at none against ChatModel's 3. Sensitive Analysis also leads on update cadence (fortnightly vs monthly). ChatModel's advantage is ads (none vs shown) and iOS requirement (14.0 vs 17.7.2). On price and device support there is nothing between them.

Both are free to download. ChatModel sells 3 in-app purchases, starting at $3.99 per 7 days. Sensitive Analysis asks for nothing beyond the download.

ChatModel ships an update monthly, Sensitive Analysis fortnightly. The most recent releases landed on October 11, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | ChatModel | Sensitive Analysis |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Monthly | **Fortnightly** |
| Size | 15 MB | 37 MB |
| Requires iOS | **14.0** | 17.7.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 9+ | 4+ |
| Developer | [Qijie Information](https://appshunter.io/developer/1717060398) | [Hideaki Uchikoshi](https://appshunter.io/developer/1559575002) |

## What reviewers say

### ChatModel

[App page](https://appshunter.io/ios/app/chatmodel-multiple-models/id6479516706)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Plus | $3.99 | per 7 days |
| Monthly Plus | $12.99 | per month |
| Annual Plus | $119.00 | per year |


### Sensitive Analysis

[App page](https://appshunter.io/ios/app/sensitive-analysis/id6698856244)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ChatModel free?

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

### Is Sensitive Analysis free?

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

### Do ChatModel or Sensitive Analysis have ads?

Sensitive Analysis shows ads; ChatModel does not.

### Which is updated more often, ChatModel or Sensitive Analysis?

ChatModel ships an update monthly, and Sensitive Analysis fortnightly. Most recently, ChatModel was updated on October 11, 2026 and Sensitive Analysis on September 23, 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.*