# DoomCatcher vs Propellon

The clearest difference is update cadence: DoomCatcher at every 5 days against Propellon's every 6 weeks. 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.

DoomCatcher ships an update every 5 days, Propellon every 6 weeks. Both last shipped on September 29, 2026.

## The numbers

| Metric | DoomCatcher | Propellon |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/doomcatcher-app-blocker/id6754937352/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 6 weeks |
| Monetization | Free | — |
| Size | 16 MB | 8 MB |
| Requires iOS | 18.1 | 18.1 |
| Devices | iPhone | iPhone |
| Age rating | 9+ | 4+ |
| Developer | [Helena Jagodnik Kuhar](https://appshunter.io/developer/1048864887) | [Daniel Masoumi Rad](https://appshunter.io/developer/1848390959) |

## What reviewers say

### 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


### Propellon

[App page](https://appshunter.io/ios/app/propellon/id6761767310)

**In-app purchases:** none


## Frequently asked questions

### Is DoomCatcher free?

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

### Is Propellon free?

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

### Do DoomCatcher or Propellon have ads?

Neither DoomCatcher nor Propellon shows ads.

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

DoomCatcher ships an update every 5 days, and Propellon every 6 weeks. Most recently, DoomCatcher was updated on September 29, 2026 and Propellon on September 29, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*