# Ephesians Church vs Cortex Flex Performance

The clearest difference is in-app purchases: Ephesians Church at none against Cortex Flex Performance's 1. Cortex Flex Performance's advantage is update cadence (fortnightly vs every 3 months). 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. Ephesians Church asks for nothing beyond the download.

Ephesians Church ships an update every 3 months, Cortex Flex Performance fortnightly. The most recent releases landed on October 27, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Ephesians Church | Cortex Flex Performance |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (10 ratings)](https://appshunter.io/ios/app/cortex-flex-performance/id6749107751/reviews)** |
| Number of ratings | — | **10** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Fortnightly** |
| Monetization | — | Free with in-app purchases |
| Size | 52 MB | 46 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Ephesians Church](https://appshunter.io/developer/1750225750) | [Cortex Flex Inc](https://appshunter.io/developer/1828821837) |

## What reviewers say

### Ephesians Church

[App page](https://appshunter.io/ios/app/ephesians-church/id6503878506)

**In-app purchases:** none


### 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 Ephesians Church free?

Ephesians Church 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.

### Do Ephesians Church or Cortex Flex Performance have ads?

Neither Ephesians Church nor Cortex Flex Performance shows ads.

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

Ephesians Church ships an update every 3 months, and Cortex Flex Performance fortnightly. Most recently, Ephesians Church was updated on October 27, 2026 and Cortex Flex Performance on October 24, 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.*