# Lexico Cognition vs AtlDevCon

The clearest difference is in-app purchases: AtlDevCon at none against Lexico Cognition's 1. AtlDevCon also leads on update cadence (weekly vs every 9 months) and device support (3 vs 1). Lexico Cognition's advantage is iOS requirement (12.0 vs 15.0). On price and ads there is nothing between them.

Both are free to download. Lexico Cognition sells 1 one-off in-app purchase. AtlDevCon asks for nothing beyond the download.

Lexico Cognition ships an update every 9 months, AtlDevCon weekly. The most recent releases landed on September 26, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Lexico Cognition | AtlDevCon |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (4 ratings)](https://appshunter.io/ios/app/lexico-cognition/id477090595/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 55.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 9 months | **Weekly** |
| Monetization | Free with in-app purchases | — |
| Size | 101 MB | 119 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Pappy GmbH](https://appshunter.io/developer/461368271) | [Ivan Ball-llovera](https://appshunter.io/developer/1844710602) |

## What reviewers say

### Lexico Cognition

[App page](https://appshunter.io/ios/app/lexico-cognition/id477090595)

Develop language, vocabulary, and cognitive skills through playful games. Features 30 games with 360 questions covering various themes, suitable for children and adults with speech disorders. Supports multiple languages.

**Highlights:** Language understanding development, Vocabulary building games, Cognitive and memory skill enhancement, 30 diverse games, 360 question and answer pairs, Speech therapy support, Multilingual options

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| unlock all levels of Lexico-Cognition | $24.99 | one-time |


### AtlDevCon

[App page](https://appshunter.io/ios/app/atldevcon/id6753729335)

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

**In-app purchases:** none


## Frequently asked questions

### Is Lexico Cognition free?

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

### Is AtlDevCon free?

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

### Do Lexico Cognition or AtlDevCon have ads?

Neither Lexico Cognition nor AtlDevCon shows ads.

### Which is updated more often, Lexico Cognition or AtlDevCon?

Lexico Cognition ships an update every 9 months, and AtlDevCon weekly. Most recently, Lexico Cognition was updated on September 26, 2026 and AtlDevCon on October 10, 2026.

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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.*