# FN vs eSense EEGenius

FN and eSense EEGenius are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | FN | eSense EEGenius |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | — |
| Size | 199 MB | 2 MB |
| Requires iOS | 15.0 | **14.7** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [Fitness Nation GmbH](https://appshunter.io/developer/654456073) | [Mindfield Biosystems Ltd.](https://appshunter.io/developer/496503507) |

## What reviewers say

### FN

[App page](https://appshunter.io/ios/app/fn-stark/id1551994799)

**Features:** macOS Compatibility

**In-app purchases:** none


### eSense EEGenius

[App page](https://appshunter.io/ios/app/esense-eegenius/id1563767134)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is FN free?

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

### Is eSense EEGenius free?

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

### Do FN or eSense EEGenius have ads?

Neither FN nor eSense EEGenius shows ads.

---

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