# ChatNPU vs Lumina Reply

ChatNPU and Lumina Reply are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

## The numbers

| Metric | ChatNPU | Lumina Reply |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 days | — |
| Size | 3 MB | 34 MB |
| Requires iOS | 16.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [RBN SPC LTD](https://appshunter.io/developer/1865350457) | [Luca Angoscini](https://appshunter.io/developer/1888303741) |

## What reviewers say

### ChatNPU

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

**In-app purchases:** none


### Lumina Reply

[App page](https://appshunter.io/ios/app/lumina-reply/id6780205827)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ChatNPU free?

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

### Is Lumina Reply free?

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

### Do ChatNPU or Lumina Reply have ads?

Neither ChatNPU nor Lumina Reply shows ads.

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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.*