# which door? vs Parkalypse Wyrms

The clearest difference is update cadence: Parkalypse Wyrms at every 4 days against which door?'s monthly. 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.

which door? ships an update monthly, Parkalypse Wyrms every 4 days. The most recent releases landed on October 14, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | which door? | Parkalypse Wyrms |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Monthly | **Every 4 days** |
| Size | 126 MB | 322 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [建涛 钟](https://appshunter.io/developer/1516809739) | [Erol ARPA](https://appshunter.io/developer/1872567945) |

## What reviewers say

### which door?

[App page](https://appshunter.io/ios/app/which-door/id1531281241)

**Features:** macOS Compatibility

**In-app purchases:** none


### Parkalypse Wyrms

[App page](https://appshunter.io/ios/app/parkalypse-wyrms/id6757673441)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is which door? free?

which door? is free to download, with no in-app purchases.

### Is Parkalypse Wyrms free?

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

### Do which door? or Parkalypse Wyrms have ads?

Both which door? and Parkalypse Wyrms show ads.

### Which is updated more often, which door? or Parkalypse Wyrms?

which door? ships an update monthly, and Parkalypse Wyrms every 4 days. Most recently, which door? was updated on October 14, 2026 and Parkalypse Wyrms on October 10, 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.*