# Richdown vs ZooMark

The clearest difference is update cadence: ZooMark at every 2 days against Richdown's every 2 weeks. Richdown's advantage is iOS requirement (15.0 vs 17.0). 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.

Richdown ships an update every 2 weeks, ZooMark every 2 days. The most recent releases landed on October 12, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | Richdown | ZooMark |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 2 days** |
| Size | 7 MB | 13 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 17+ | 4+ |
| Developer | [Yo Suzuki](https://appshunter.io/developer/1866507310) | [Sangwook Joo](https://appshunter.io/developer/6780354751) |

## What reviewers say

### Richdown

[App page](https://appshunter.io/ios/app/richdown/id6776106561)

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

**In-app purchases:** none


### ZooMark

[App page](https://appshunter.io/ios/app/zoomark/id6781181377)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Richdown free?

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

### Is ZooMark free?

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

### Do Richdown or ZooMark have ads?

Neither Richdown nor ZooMark shows ads.

### Which is updated more often, Richdown or ZooMark?

Richdown ships an update every 2 weeks, and ZooMark every 2 days. Most recently, Richdown was updated on October 12, 2026 and ZooMark on October 18, 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.*