# ChatNPU vs DownMark

The clearest difference is in-app purchases: ChatNPU at none against DownMark's 1. ChatNPU also leads on iOS requirement (16.0 vs 18). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. DownMark sells 1 one-off in-app purchase. ChatNPU asks for nothing beyond the download.

ChatNPU ships an update every 8 days, DownMark fortnightly. The most recent releases landed on October 19, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | ChatNPU | DownMark |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 8 days** | Fortnightly |
| Size | 3 MB | 11 MB |
| Requires iOS | **16.0** | 18 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [RBN SPC LTD](https://appshunter.io/developer/1865350457) | [祎 万](https://appshunter.io/developer/1185381861) |

## What reviewers say

### ChatNPU

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

**In-app purchases:** none


### DownMark

[App page](https://appshunter.io/ios/app/downmark-web-to-markdown/id6788638742)

**Features:** Safari Extension, Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro - Lifetime | $4.99 | one-time |


## Frequently asked questions

### Is ChatNPU free?

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

### Is DownMark free?

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

### Do ChatNPU or DownMark have ads?

Neither ChatNPU nor DownMark shows ads.

### Which is updated more often, ChatNPU or DownMark?

ChatNPU ships an update every 8 days, and DownMark fortnightly. Most recently, ChatNPU was updated on October 19, 2026 and DownMark on October 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.*