# Readfast vs Scatterbrain

The clearest difference is iOS requirement: Readfast at 15.1 against Scatterbrain's 18.2. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Readfast sells 2 in-app purchases, starting at $6.99 per 7 days and Scatterbrain sells 2 in-app purchases, starting at $6.99 per month. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | Readfast | Scatterbrain |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | — | Every 8 days |
| Size | 49 MB | 123 MB |
| Requires iOS | **15.1** | 18.2 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [Jack Mitchell](https://appshunter.io/developer/1839979523) | [InnoWaveIT s.r.o](https://appshunter.io/developer/1884251577) |

## What reviewers say

### Readfast

[App page](https://appshunter.io/ios/app/readfast-speed-reading/id6758235575)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Readfast Weekly subscription | $6.99 | per 7 days |
| Readfast Yearly subscription | $29.99 | per year |


### Scatterbrain

[App page](https://appshunter.io/ios/app/scatterbrain-adhd-priority/id6763551522)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Scatterbrain Pro | $6.99 | per month |
| Scatterbrain Pro | $69.99 | per year |


## Frequently asked questions

### Is Readfast free?

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

### Is Scatterbrain free?

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

### Do Readfast or Scatterbrain have ads?

Neither Readfast nor Scatterbrain 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.*