# EncephalApp vs Stroop!

The clearest difference is rating: EncephalApp at 4.6 against Stroop!'s 3.9. EncephalApp also leads on review sentiment (63% vs 25%) and ads (none vs shown). Stroop!'s advantage is update cadence (every 2 weeks vs every 5 months) and iOS requirement (11.0 vs 15.0). On price, ratings volume, 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.

EncephalApp holds the better App Store score, 4.6 against 3.9. Both are backed by a comparable volume of ratings — 5 and 7 respectively. Written reviews point the same way: 63% of EncephalApp's written reviews are positive against 25% of Stroop!'s.

EncephalApp ships an update every 5 months, Stroop! every 2 weeks. The most recent releases landed on October 12, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | EncephalApp | Stroop! |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (5 ratings)](https://appshunter.io/ios/app/encephalapp-stroop-test/id589478721/reviews)** | [3.9 (7 ratings)](https://appshunter.io/ios/app/stroop-brain-training/id1503193092/reviews) |
| Number of ratings | 5 | **7** |
| Positive reviews | **62.5% of reviews** | 25.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 5 months | **Every 2 weeks** |
| Monetization | **Free** | Ad-supported |
| Size | 31 MB | 86 MB |
| Requires iOS | 15.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Jasmohan Bajaj](https://appshunter.io/developer/589478724) | [Yukihiro Kadono](https://appshunter.io/developer/1502517927) |

## What reviewers say

### EncephalApp

[App page](https://appshunter.io/ios/app/encephalapp-stroop-test/id589478721)

This app presents a series of color-word association tests to measure your mental processing speed and response rate. It tracks your progress through multiple rounds, providing detailed results and allowing score comparison or sharing for review.

**Highlights:** Mental speed testing, Response rate identification, Color-word association, Score tracking and progression, Result presentation, Score comparison and sharing

**Features:** macOS Compatibility

**In-app purchases:** none


### Stroop!

[App page](https://appshunter.io/ios/app/stroop-brain-training/id1503193092)

This colorful puzzle game challenges your perception and reaction time. Match the color of the word to the word's actual color, not the word itself, under a strict time limit. Compete for high scores in this engaging brain-training experience.

**Highlights:** Color word matching, Time-limited challenges, High score competition, Multilingual word support, Reverse Stroop Effect gameplay

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is EncephalApp free?

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

### Is Stroop! free?

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

### Which has better reviews, EncephalApp or Stroop!?

EncephalApp is rated higher. EncephalApp averages 4.6 out of 5 from 5 ratings, while Stroop! averages 3.9 from 7 ratings.

### Do EncephalApp or Stroop! have ads?

Stroop! shows ads; EncephalApp does not.

### Which is updated more often, EncephalApp or Stroop!?

EncephalApp ships an update every 5 months, and Stroop! every 2 weeks. Most recently, EncephalApp was updated on October 12, 2026 and Stroop! 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.*