# Mimi AI vs ChatEngine

The clearest difference is in-app purchases: Mimi AI at none against ChatEngine's 2. ChatEngine's advantage is update cadence (daily vs weekly) and iOS requirement (15.0 vs 18.0). On price, ads and device support there is nothing between them.

Both are free to download. ChatEngine sells 2 in-app purchases, starting at $29.99 per month. Mimi AI asks for nothing beyond the download.

Mimi AI ships an update weekly, ChatEngine daily. The most recent releases landed on November 9, 2026 and November 13, 2026 respectively.

## The numbers

| Metric | Mimi AI | ChatEngine |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Weekly | **Daily** |
| Size | 22 MB | 40 MB |
| Requires iOS | 18.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 12+ | 9+ |
| Developer | [Anuraj Maurya](https://appshunter.io/developer/1885553174) | [Engine Smart Solutions LLC](https://appshunter.io/developer/6799847402) |

## What reviewers say

### Mimi AI

[App page](https://appshunter.io/ios/app/mimi-ai/id6760657528)

**Features:** macOS Compatibility

**In-app purchases:** none


### ChatEngine

[App page](https://appshunter.io/ios/app/chatengine/id6799847400)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Business | $29.99 | per month |
| ChatEngine Business | $199.99 | per year |


## Frequently asked questions

### Is Mimi AI free?

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

### Is ChatEngine free?

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

### Do Mimi AI or ChatEngine have ads?

Neither Mimi AI nor ChatEngine shows ads.

### Which is updated more often, Mimi AI or ChatEngine?

Mimi AI ships an update weekly, and ChatEngine daily. Most recently, Mimi AI was updated on November 9, 2026 and ChatEngine on November 13, 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.*