# ChatModel vs Chris.ai

The clearest difference is device support: Chris.ai at 5 against ChatModel's 3. ChatModel's advantage is iOS requirement (14.0 vs 18.6). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. ChatModel sells 3 in-app purchases, starting at $3.99 per 7 days and Chris.ai sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

ChatModel ships an update monthly, Chris.ai fortnightly. The most recent releases landed on October 11, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | ChatModel | Chris.ai |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Fortnightly** |
| Size | 15 MB | 286 MB |
| Requires iOS | **14.0** | 18.6 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, Mac, Apple Watch, Vision Pro** |
| Age rating | 9+ | 17+ |
| Developer | [Qijie Information](https://appshunter.io/developer/1717060398) | [John Veloza](https://appshunter.io/developer/662776811) |

## 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 |


### Chris.ai

[App page](https://appshunter.io/ios/app/chrisai/id6737212962)

**Features:** Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Chris.ai Pro | $2.99 | one-time |


## Frequently asked questions

### Is ChatModel free?

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

### Is Chris.ai free?

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

### Do ChatModel or Chris.ai have ads?

Neither ChatModel nor Chris.ai shows ads.

### Which is updated more often, ChatModel or Chris.ai?

ChatModel ships an update monthly, and Chris.ai fortnightly. Most recently, ChatModel was updated on October 11, 2026 and Chris.ai on September 30, 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.*