# IIWIARS vs Knock

The clearest difference is ads: Knock at none against IIWIARS's shown. IIWIARS's advantage is update cadence (every 2 weeks vs every 6 weeks). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

IIWIARS ships an update every 2 weeks, Knock every 6 weeks. Both last shipped on October 28, 2026.

## The numbers

| Metric | IIWIARS | Knock |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 2 weeks** | Every 6 weeks |
| Size | 96 MB | 28 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Denis Huvelle](https://appshunter.io/developer/1792184185) | [Ned Murphy](https://appshunter.io/developer/1545722246) |

## What reviewers say

### IIWIARS

[App page](https://appshunter.io/ios/app/iiwiars/id6740911264)

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

**In-app purchases:** none


### Knock

[App page](https://appshunter.io/ios/app/knock-just-hang/id6759957795)

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

**In-app purchases:** none


## Frequently asked questions

### Is IIWIARS free?

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

### Is Knock free?

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

### Do IIWIARS or Knock have ads?

IIWIARS shows ads; Knock does not.

### Which is updated more often, IIWIARS or Knock?

IIWIARS ships an update every 2 weeks, and Knock every 6 weeks. Most recently, IIWIARS was updated on October 28, 2026 and Knock on October 28, 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.*