# Edpuzzle vs Cortex Flex Performance

The clearest difference is review sentiment: Cortex Flex Performance at 100% against Edpuzzle's 13%. Cortex Flex Performance also leads on rating (5.0 vs 1.5) and update cadence (every 2 weeks vs every 4 months). Edpuzzle's advantage is in-app purchases (none vs 1) and ratings volume (166 vs 10). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Cortex Flex Performance sells 1 in-app purchase, starting at $29.99 per month. Edpuzzle asks for nothing beyond the download.

Cortex Flex Performance holds the better App Store score, 5.0 against 1.5. That said, the two scores are not equally well evidenced: Edpuzzle has 166 ratings behind it against 10, so its average is the more settled of the two. Written reviews point the same way: 13% of Edpuzzle's written reviews are positive against 100% of Cortex Flex Performance's.

Edpuzzle ships an update every 4 months, Cortex Flex Performance every 2 weeks. Both last shipped on October 10, 2026.

## The numbers

| Metric | Edpuzzle | Cortex Flex Performance |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.5 (166 ratings)](https://appshunter.io/ios/app/edpuzzle/id919598209/reviews) | **[5.0 (10 ratings)](https://appshunter.io/ios/app/cortex-flex-performance/id6749107751/reviews)** |
| Number of ratings | **166** | 10 |
| Positive reviews | 12.7% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 34 MB | 52 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [EDpuzzle, Inc.](https://appshunter.io/developer/919598208) | [Cortex Flex Inc](https://appshunter.io/developer/1828821837) |

## What reviewers say

### Edpuzzle

[App page](https://appshunter.io/ios/app/edpuzzle/id919598209)

Transform any video into an interactive lesson with quizzes, polls, and open-ended questions. Students can engage with content at their own pace, fostering critical thinking and active learning anytime, anywhere.

**Highlights:** Interactive video lessons, Quizzes and polls, Student projects, Self-paced learning, Critical thinking exercises, Anytime, anywhere access

**In-app purchases:** none

**What reviewers like**

- 🚀 Efficient learning tool
- 👍 Helps students stay engaged
- 💡 Interactive video assignments

**What reviewers complain about**

- 🐛 Frequent glitches and bugs
- 🔒 Lack of user flexibility
- 🔋 Drains battery quickly
- 👎 Disruptive to learning experience

**Reported bugs**

- Videos randomly restarting or freezing
- Inability to change answers after submission
- Inconsistent login and account issues

**Requested features**

- Allow skipping and rewinding of videos
- Improve question formatting and feedback
- Optimize for mobile devices


### Cortex Flex Performance

[App page](https://appshunter.io/ios/app/cortex-flex-performance/id6749107751)

This app offers brain training routines developed by neuroscientists to enhance focus, reaction time, and mental resilience for athletes. It includes specialized workouts, mental skills tools, and insights from recruiters to help users perform at their peak.

**Highlights:** Neuropriming Workouts, Mental Skills Training, Recruitment Insights, Game-Day Prep, Elite Athlete Community

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Cortex Monthly | $29.99 | per month |


## Frequently asked questions

### Is Edpuzzle free?

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

### Is Cortex Flex Performance free?

Cortex Flex Performance is free to download, with in-app purchases available.

### Which has better reviews, Edpuzzle or Cortex Flex Performance?

Cortex Flex Performance is rated higher. Edpuzzle averages 1.5 out of 5 from 166 ratings, while Cortex Flex Performance averages 5.0 from 10 ratings.

### Do Edpuzzle or Cortex Flex Performance have ads?

Neither Edpuzzle nor Cortex Flex Performance shows ads.

### Which is updated more often, Edpuzzle or Cortex Flex Performance?

Edpuzzle ships an update every 4 months, and Cortex Flex Performance every 2 weeks. Most recently, Edpuzzle was updated on October 10, 2026 and Cortex Flex Performance on October 10, 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.*