# The PR Challenge vs Undoom

The clearest difference is in-app purchases: The PR Challenge at none against Undoom's 6. The PR Challenge also leads on device support (3 vs 1). Undoom's advantage is update cadence (monthly vs every 31 months). On price, ads and iOS requirement there is nothing between them.

Both are free to download. Undoom sells 6 in-app purchases, starting at $8.99 per 7 days. The PR Challenge asks for nothing beyond the download.

The PR Challenge ships an update every 31 months, Undoom monthly. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | The PR Challenge | Undoom |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.0 (2 ratings)](https://appshunter.io/ios/app/undoom-stop-doomscrolling/id6757306580/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 31 months | **Monthly** |
| Monetization | — | Subscription |
| Size | 32 MB | 75 MB |
| Requires iOS | **15.1** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Vary](https://appshunter.io/developer/1694704473) | [Fabijan Bajo](https://appshunter.io/developer/1049950802) |

## What reviewers say

### The PR Challenge

[App page](https://appshunter.io/ios/app/the-pr-challenge/id6450745977)

**Features:** macOS Compatibility

**In-app purchases:** none


### Undoom

[App page](https://appshunter.io/ios/app/undoom-stop-doomscrolling/id6757306580)

This app helps you reduce time spent on distracting applications by introducing a pause screen when you attempt to open them. It offers breathing exercises to manage scrolling urges and tracks your progress in building healthier digital habits.

**Highlights:** App blocking with pause screens, Breathing exercises for urge management, Progress tracking and streak building, Integration with Apple Screen Time, Customizable app usage limits

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Undoom Pro (Weekly) | $8.99 | per 7 days |
| Undoom Pro (Monthly) | $9.99 | per month |
| Undoom Pro (Yearly) | $24.99 | per year |
| Undoom Pro (Yearly) | $34.99 | per year |
| Undoom Pro (Yearly) | $49.99 | per year |
| Undoom Pro (Yearly) | $49.99 | per year |


## Frequently asked questions

### Is The PR Challenge free?

The PR Challenge is free to download, with no in-app purchases.

### Is Undoom free?

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

### Do The PR Challenge or Undoom have ads?

Neither The PR Challenge nor Undoom shows ads.

### Which is updated more often, The PR Challenge or Undoom?

The PR Challenge ships an update every 31 months, and Undoom monthly. Most recently, The PR Challenge was updated on October 30, 2026 and Undoom on October 31, 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.*