# im.ai vs ChatNPU

The clearest difference is update cadence: ChatNPU at every 8 days against im.ai's every 2 months. ChatNPU also leads on iOS requirement (16.0 vs 18.6). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

im.ai ships an update every 2 months, ChatNPU every 8 days. The most recent releases landed on October 2, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | im.ai | ChatNPU |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 8 days** |
| Size | 9 MB | 3 MB |
| Requires iOS | 18.6 | **16.0** |
| Devices | **iPhone, iPad, Mac** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Dmitry Kuznetsov](https://appshunter.io/developer/444680294) | [RBN SPC LTD](https://appshunter.io/developer/1865350457) |

## What reviewers say

### im.ai

[App page](https://appshunter.io/ios/app/imai/id6758886560)

**Features:** Vision Pro support

**In-app purchases:** none


### ChatNPU

[App page](https://appshunter.io/ios/app/chatnpu/id6761174172)

**In-app purchases:** none


## Frequently asked questions

### Is im.ai free?

im.ai is free to download, with no in-app purchases.

### Is ChatNPU free?

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

### Do im.ai or ChatNPU have ads?

Neither im.ai nor ChatNPU shows ads.

### Which is updated more often, im.ai or ChatNPU?

im.ai ships an update every 2 months, and ChatNPU every 8 days. Most recently, im.ai was updated on October 2, 2026 and ChatNPU on October 3, 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.*