# Letter Fluency App vs SoundSprints

The clearest difference is iOS requirement: Letter Fluency App at 12.0 against SoundSprints's 18.5. On price, ads, in-app purchases and device support there is nothing between them.

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

## The numbers

| Metric | Letter Fluency App | SoundSprints |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Size | 27 MB | 5 MB |
| Requires iOS | **12.0** | 18.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Arla Services](https://appshunter.io/developer/1793706092) | [Poorni Vaidhyanathan](https://appshunter.io/developer/1846459108) |

## What reviewers say

### Letter Fluency App

[App page](https://appshunter.io/ios/app/letter-fluency-app/id6748406476)

**Features:** macOS Compatibility

**In-app purchases:** none


### SoundSprints

[App page](https://appshunter.io/ios/app/soundsprints/id6759268352)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Letter Fluency App free?

Letter Fluency App is free to download, with no in-app purchases.

### Is SoundSprints free?

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

### Do Letter Fluency App or SoundSprints have ads?

Neither Letter Fluency App nor SoundSprints 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.*