# Justnoise vs DoomCatcher

The clearest difference is in-app purchases: DoomCatcher at none against Justnoise's 2. DoomCatcher also leads on update cadence (every 5 days vs monthly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Justnoise sells 2 in-app purchases, starting at $4.99 per month. DoomCatcher asks for nothing beyond the download.

Justnoise ships an update monthly, DoomCatcher every 5 days. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Justnoise | DoomCatcher |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.7 (3 ratings)](https://appshunter.io/ios/app/doomcatcher-app-blocker/id6754937352/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | **Every 5 days** |
| Monetization | — | Free |
| Size | 22 MB | 16 MB |
| Requires iOS | **18.0** | 18.1 |
| Devices | iPhone | iPhone |
| Age rating | 12+ | 9+ |
| Developer | [Johnny Nguyen](https://appshunter.io/developer/1707704436) | [Helena Jagodnik Kuhar](https://appshunter.io/developer/1048864887) |

## What reviewers say

### Justnoise

[App page](https://appshunter.io/ios/app/justnoise/id6740924409)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly - first two weeks free | $4.99 | per month |
| Annual - first four weeks free | $49.99 | per year |


### DoomCatcher

[App page](https://appshunter.io/ios/app/doomcatcher-app-blocker/id6754937352)

This app automatically locks distracting applications when you enter a designated physical zone, such as your bedroom or desk. It works with a companion hardware device to create personalized calm spaces without manual intervention. Reclaim your focus and be more present in your daily life.

**Highlights:** Automatic app blocking via hardware beacon, Create multiple room-level focus zones, Ultra-local blocking, not building-wide, Select specific apps to block, Gentle nudges instead of forceful blocking, Distraction-aware dark design

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

**In-app purchases:** none


## Frequently asked questions

### Is Justnoise free?

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

### Is DoomCatcher free?

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

### Do Justnoise or DoomCatcher have ads?

Neither Justnoise nor DoomCatcher shows ads.

### Which is updated more often, Justnoise or DoomCatcher?

Justnoise ships an update monthly, and DoomCatcher every 5 days. Most recently, Justnoise was updated on October 25, 2026 and DoomCatcher on October 24, 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.*