# CogniFit vs Stroop Effect

The clearest difference is in-app purchases: Stroop Effect at none against CogniFit's 14. Stroop Effect also leads on iOS requirement (11.0 vs 17.0). CogniFit's advantage is update cadence (weekly vs every 10 months). On price, ads and device support there is nothing between them.

Both are free to download. CogniFit sells 14 in-app purchases, starting at $4.99 per month. Stroop Effect asks for nothing beyond the download.

CogniFit ships an update weekly, Stroop Effect every 10 months. The most recent releases landed on September 23, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | CogniFit | Stroop Effect |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (1.7K ratings)](https://appshunter.io/ios/app/cognifit-brain-training/id528285610/reviews)** | — |
| Number of ratings | **1.7K** | — |
| Positive reviews | 71.2% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Weekly** | Every 10 months |
| Monetization | Free with in-app purchases | — |
| Size | 275 MB | 58 MB |
| Requires iOS | 17.0 | **11.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [CogniFit](https://appshunter.io/developer/528285613) | [Michal Mandrysz](https://appshunter.io/developer/454758944) |

## What reviewers say

### CogniFit

[App page](https://appshunter.io/ios/app/cognifit-brain-training/id528285610)

Engage in fun mental games designed to test, train, and improve your cognitive functions. Monitor your progress with personalized scores and track improvements in areas like memory, focus, and reaction time. This app offers a scientific approach to brain health for users of all ages.

**Highlights:** Personalized brain training sessions, Cognitive score monitoring, Improve memory, focus, and reaction time, Track cognitive age, Guided mindfulness techniques, Interactive brain games

**In-app purchases (14)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Premium | $4.99 | per month |
| Monthly Premium | $6.99 | per month |
| Monthly Premium | $7.99 | per month |
| Monthly Premium | $8.99 | per month |
| Monthly Premium | $9.99 | per month |
| Monthly Subscription 50% Off | $9.99 | per month |
| Subscription Monthly | $12.99 | per month |
| Monthy Basic | $19.99 | per month |
| Monthly Basic | $19.99 | per month |
| CogniFit Premium | $19.99 | per month |
| CogniFit Premium | $59.99 | per year |
| Yearly Subscription 50% Off | $59.99 | per year |
| Yearly Basic | $119.99 | per year |
| Assessment - Full price | $49.99 | one-time |

**What reviewers like**

- 🚀 Varied and interesting
- 👍 Great design, learn about strengths and weaknesses
- 👍 Challenging and engaging
- 👍 Amazing app
- 👍 Comprehensive assessments and personalized training

**What reviewers complain about**

- 💰 Free but not free, locked features require payment
- 🐛 Freezes and crashes, app not working properly
- 🐛 Inconsistent audio, issues with Bluetooth devices
- 🐛 Confusing instructions, difficult to understand some games
- 🐛 Glitchy controls, unresponsive buttons

**Reported bugs**

- Constant need to restart iPad to get app to work
- Games freezing and progress not saved
- Buttons and controls not working as expected
- Inconsistent loading and crashing issues
- Personalized training not functioning properly

**Requested features**

- More language options
- Ability to skip games during personalized training
- Option to practice specific weak areas
- Clearer instructions and tutorials for all games
- Accommodate for color blindness and visual impairments


### Stroop Effect

[App page](https://appshunter.io/ios/app/stroop-effect-tot/id1443395928)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is CogniFit free?

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

### Is Stroop Effect free?

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

### Do CogniFit or Stroop Effect have ads?

Neither CogniFit nor Stroop Effect shows ads.

### Which is updated more often, CogniFit or Stroop Effect?

CogniFit ships an update weekly, and Stroop Effect every 10 months. Most recently, CogniFit was updated on September 23, 2026 and Stroop Effect on September 20, 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.*