# The Stroop Effect vs WBD Screeners

The clearest difference is review sentiment: The Stroop Effect at 67% against WBD Screeners's 17%. The Stroop Effect also leads on rating (4.0 vs 3.2) and iOS requirement (13.0 vs 17.6). WBD Screeners's advantage is price (Free vs $0.99) and update cadence (every 5 weeks vs every 5 months). On ads, in-app purchases and device support there is nothing between them.

WBD Screeners is free to download; The Stroop Effect costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

The Stroop Effect holds the better App Store score, 4.0 against 3.2. That said, the two scores are not equally well evidenced: WBD Screeners has 146 ratings behind it against 20, so its average is the more settled of the two. Written reviews point the same way: 67% of The Stroop Effect's written reviews are positive against 17% of WBD Screeners's.

The Stroop Effect ships an update every 5 months, WBD Screeners every 5 weeks. Both last shipped on October 18, 2026.

## The numbers

| Metric | The Stroop Effect | WBD Screeners |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[4.0 (20 ratings)](https://appshunter.io/ios/app/the-stroop-effect/id472707380/reviews)** | [3.2 (146 ratings)](https://appshunter.io/ios/app/wbd-screeners/id1265331727/reviews) |
| Number of ratings | 20 | **146** |
| Positive reviews | **66.7% of reviews** | 17.2% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 5 weeks** |
| Monetization | Paid | **Free** |
| Size | 36 MB | 25 MB |
| Requires iOS | **13.0** | 17.6 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, Mac, Apple TV** |
| Age rating | 4+ | 17+ |
| Developer | [Coral Team B.V.](https://appshunter.io/developer/1440041455) | [Warner Bros.](https://appshunter.io/developer/298372283) |

## What reviewers say

### The Stroop Effect

[App page](https://appshunter.io/ios/app/the-stroop-effect/id472707380)

Test your focus and concentration with a psychological experiment. Challenge your brain to identify colors of words while ignoring their meaning. Features multiple interference levels and a timed challenge.

**Highlights:** Stroop Test variations, Develop memory and concentration, Train ability to focus, Compare results with others, Timed challenges

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

**In-app purchases:** none


### WBD Screeners

[App page](https://appshunter.io/ios/app/wbd-screeners/id1265331727)

This app provides authorized users with access to preview, download, or stream Warner Bros. Discovery TV and film content. Access requires pre-authorization and login credentials.

**Highlights:** Preview content, Download content, Stream content, Access TV shows, Access films, Authorized access

**In-app purchases:** none

**What reviewers like**

- 🚀 Great employee perk
- 👍 Extensive library of content
- 🚀 Awesome screening experience

**What reviewers complain about**

- 🐛 Frequent crashes and freezing
- 🔒 Unable to create an account
- 👎 Inaccessible and unusable
- 👎 Inconsistent casting and playback

**Reported bugs**

- Login and account creation issues
- Compatibility problems with older devices
- Frequent app crashes and freezes

**Requested features**

- Add support for public access and accounts
- Improve accessibility and usability
- Provide more language subtitle options


## Frequently asked questions

### Is The Stroop Effect free?

The Stroop Effect costs $0.99, with no in-app purchases.

### Is WBD Screeners free?

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

### Which has better reviews, The Stroop Effect or WBD Screeners?

The Stroop Effect is rated higher. The Stroop Effect averages 4.0 out of 5 from 20 ratings, while WBD Screeners averages 3.2 from 146 ratings.

### Do The Stroop Effect or WBD Screeners have ads?

Neither The Stroop Effect nor WBD Screeners shows ads.

### Which is updated more often, The Stroop Effect or WBD Screeners?

The Stroop Effect ships an update every 5 months, and WBD Screeners every 5 weeks. Most recently, The Stroop Effect was updated on October 18, 2026 and WBD Screeners on October 18, 2026.

---

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