# Phantom Rehab vs Span N

Phantom Rehab and Span N 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 | Phantom Rehab | Span N |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/span-n-back/id6757405409/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | — |
| Monetization | — | Free |
| Size | 21 MB | 3 MB |
| Requires iOS | 17.2 | **16.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Rabih Younes](https://appshunter.io/developer/1815636023) | [Jerzy Plocha](https://appshunter.io/developer/1866656263) |

## What reviewers say

### Phantom Rehab

[App page](https://appshunter.io/ios/app/phantom-rehab/id6746175309)

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

**In-app purchases:** none


### Span N

[App page](https://appshunter.io/ios/app/span-n-back/id6757405409)

This application offers scientifically-backed cognitive training to enhance working memory and fluid intelligence. It utilizes the dual n-back task to progressively challenge users with visual and auditory stimuli, providing detailed analytics for progress tracking. Designed for daily practice, it aims to sharpen focus and improve mental agility.

**Highlights:** Dual n-back task training, Visual and auditory stimuli, Progressive difficulty levels, Detailed analytics and tracking, Privacy-focused, on-device data, Exportable data (JSON/CSV), Dark mode support

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Phantom Rehab free?

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

### Is Span N free?

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

### Do Phantom Rehab or Span N have ads?

Neither Phantom Rehab nor Span N shows ads.

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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.*