# AI Chat vs Echo Hund

The clearest difference is in-app purchases: Echo Hund at none against AI Chat's 6. Echo Hund also leads on ads (none vs shown) and device support (3 vs 1). On price there is nothing between them.

Both are free to download. AI Chat sells 6 in-app purchases, starting at $8.99 per 7 days. Echo Hund asks for nothing beyond the download.

## The numbers

| Metric | AI Chat | Echo Hund |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 2 days | — |
| Size | 30 MB | 25 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Matthew Gilbert](https://appshunter.io/developer/1807553001) | [Ihar Charnetski](https://appshunter.io/developer/1884507233) |

## What reviewers say

### AI Chat

[App page](https://appshunter.io/ios/app/ai-chat-math-homework-helper/id6744410901)

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AI Chat: Math Homework Helper | $8.99 | per 7 days |
| AI Chat: Math Homework Helper | $8.99 | per 7 days |
| AI Chat: Math Homework Helper | $14.99 | per month |
| AI Chat: Math Homework Helper | $15.99 | per month |
| AI Chat: Math Homework Helper | $83.99 | per year |
| AI Chat: Math Homework Helper | $99.99 | per year |


### Echo Hund

[App page](https://appshunter.io/ios/app/echo-hund/id6777528569)

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

**In-app purchases:** none


## Frequently asked questions

### Is AI Chat free?

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

### Is Echo Hund free?

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

### Do AI Chat or Echo Hund have ads?

AI Chat shows ads; Echo Hund does not.

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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.*