# Lexico Cognition Pro vs Sky Simple AAC

The clearest difference is price: Sky Simple AAC at Free against Lexico Cognition Pro's $24.99. Sky Simple AAC also leads on device support (3 vs 1). Lexico Cognition Pro's advantage is in-app purchases (none vs 3). On ads and iOS requirement there is nothing between them.

Sky Simple AAC is free to download; Lexico Cognition Pro costs $24.99 up front. Sky Simple AAC sells 3 in-app purchases, starting at $9.99 per month. Lexico Cognition Pro asks for nothing beyond the download.

## The numbers

| Metric | Lexico Cognition Pro | Sky Simple AAC |
| --- | --- | --- |
| Price | $24.99 | **Free** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 11 months | — |
| Size | 101 MB | 36 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Pappy GmbH](https://appshunter.io/developer/461368271) | [KNEIL CHRISTIAN SIQUETE](https://appshunter.io/developer/1893666526) |

## What reviewers say

### Lexico Cognition Pro

[App page](https://appshunter.io/ios/app/lexico-cognition-pro/id795247813)

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

**In-app purchases:** none


### Sky Simple AAC

[App page](https://appshunter.io/ios/app/sky-simple-aac/id6762288300)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Pro | $9.99 | per month |
| Annual Pro | $59.99 | per year |
| Lifetime Pro | $119.99 | one-time |


## Frequently asked questions

### Is Lexico Cognition Pro free?

Lexico Cognition Pro costs $24.99, with no in-app purchases.

### Is Sky Simple AAC free?

Sky Simple AAC is free to download, with in-app purchases available.

### Do Lexico Cognition Pro or Sky Simple AAC have ads?

Neither Lexico Cognition Pro nor Sky Simple AAC 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.*