# Lexico Cognition vs Keywords Understanding Lite

The clearest difference is rating: Keywords Understanding Lite at 5.0 against Lexico Cognition's 4.3. Keywords Understanding Lite also leads on in-app purchases (none vs 1) and device support (3 vs 1). Lexico Cognition's advantage is update cadence (every 9 months vs every 68 months) and iOS requirement (12.0 vs 15.0). On price, ratings volume and ads there is nothing between them.

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

Keywords Understanding Lite holds the better App Store score, 5.0 against 4.3. Both are backed by a comparable volume of ratings — 4 and 3 respectively.

Lexico Cognition ships an update every 9 months, Keywords Understanding Lite every 68 months. The most recent releases landed on September 26, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | Lexico Cognition | Keywords Understanding Lite |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.3 (4 ratings)](https://appshunter.io/ios/app/lexico-cognition/id477090595/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/keywords-understanding-lite/id1537440607/reviews)** |
| Number of ratings | **4** | 3 |
| Positive reviews | 55.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 9 months** | Every 68 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 101 MB | 60 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Pappy GmbH](https://appshunter.io/developer/461368271) | [Aptus Speech and Language Therapy Limited](https://appshunter.io/developer/1482673468) |

## 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 |


### Keywords Understanding Lite

[App page](https://appshunter.io/ios/app/keywords-understanding-lite/id1537440607)

This app offers a sample of speech and language therapy exercises focused on sentence comprehension. It helps users practice following directions, understanding basic concepts, and improving auditory and reading comprehension skills through interactive activities.

**Highlights:** Listening comprehension exercises, Reading comprehension exercises, Following directions (one/two-step, temporal, sequential), Basic concepts (size, color), Vocabulary understanding, Sample of full app features

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Lexico Cognition free?

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

### Is Keywords Understanding Lite free?

Keywords Understanding Lite is free to download, with no in-app purchases.

### Which has better reviews, Lexico Cognition or Keywords Understanding Lite?

Keywords Understanding Lite is rated higher. Lexico Cognition averages 4.3 out of 5 from 4 ratings, while Keywords Understanding Lite averages 5.0 from 3 ratings.

### Do Lexico Cognition or Keywords Understanding Lite have ads?

Neither Lexico Cognition nor Keywords Understanding Lite shows ads.

### Which is updated more often, Lexico Cognition or Keywords Understanding Lite?

Lexico Cognition ships an update every 9 months, and Keywords Understanding Lite every 68 months. Most recently, Lexico Cognition was updated on September 26, 2026 and Keywords Understanding Lite on September 17, 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.*