Comparison

Lexico Cognition vs Keywords Understanding Lite

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Lexico Cognition

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
Read full description

Lexico Cognition helps to develop language understanding, vocabulary building, cognitive and memory skills in a playful way. 30 games contain 360 question and answers in a variety of themes : pairs, relations, activity, descriptions, positions and opposites. Application: - speech therapy for children without reading skills - reading exercises - language teaching (English as a second language) - Independent practice for adults with a speech disorder. Lexico apps are developed by experienced speech-language professionals. Lexico Cognition contains the level "E". All other levels can be unlocked with one in-app purchase. Lexico Cognition is also available in these languages : Spanish (Lexico Cognitión), Portuguese (Lexico Compreender), French (Lexico Comprendre), German (Lexico Verstehen), Italian (Lexico Comprensione), Dutch (Lexico Cognitie) and Arabic (Lexico الفهم اللغوي)

About

Keywords Understanding Lite

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
Read full description

Keywords Understanding LITE is a free version of Keyword Understanding. It gives you a sample of the content you would get in the full version. It allows you to see how the full version works and try it out for free. Keyword Understanding (the full app version) is a professional speech and language therapy app that works on sentence-level reading and listening comprehension. It also targets the understanding of vocabulary, basic concepts and the ability to follow directions of increasing keyword length. WHO IS KEYWORD UNDERSTANDING FOR? - Children with reduced attention and auditory processing difficulties - Children with language delay or disorder - Children with autism and language comprehension difficulties - Adults with aphasia and reading or spoken language comprehension difficulties after a stroke or traumatic brain injury - Adults with cognitive-communication difficulties due to stroke or brain injury WHAT LANGUAGE AREAS DOES KEYWORD UNDERSTANDING TARGET? FOLLOWING DIRECTIONS: Following directions is important in our everyday lives. In order to understand and follow directions, one needs a strong knowledge of basic concepts, vocabulary and the ability to process and retain spoken or written information in memory. BASIC CONCEPTS, ONE AND TWO STEP DIRECTIONS: Keyword Understanding works on the basic concepts of size and color as well as one and two-step directions of increasing length and difficulty e.g  - “Touch the red balloon” - “Touch the small green umbrella” - “Touch the yellow chair and the blue candle” - “Touch the big pink cupcake and the small green glasses”. TEMPORAL DIRECTIONS (BEFORE/AFTER): Keyword Understanding includes Temporal Directions tasks that target the child or adult’s ability to follow directions that include the concepts 'Before/After' in a variety of positions in the sentence. e.g  - “Before you touch the t-shirt, touch the phone” - “After you touch the lamp, touch the vase” - “Touch the flower before you touch the box” - “Touch the sock after you touch the bucket” SEQUENTIAL DIRECTIONS (FIRST…THEN): The app also includes Sequential Directions that target the child or adult’s ability to follow directions that include the concepts 'First ... Then' in the sentence. e.g  - “First touch the ladder, then touch the bike”. FEATURES OF KEYWORDS UNDERSTANDING LITE This FREE version, Keywords Understanding LITE allows you to sample each activity in the full version but it only includes 6 objects. The FULL version includes many more allowing for much more variety in each activity and many more trials. The full version also allows you to select and deselect vocabulary items in the Word List. 3 modes: - Listening Comprehension (Audio Only): Match the spoken direction to the pictures - Reading Comprehension (Text Only): Match the written direction to the pictures - Listening and Reading Comprehension (Audio and Text): Match the spoken and written directions to the pictures - Bright, colorful, real-life photos of common objects - 6 objects in five different colors and sizes. The full version has a large variety allowing for thousands of possible following directions tasks - 3 trials in each activity. The full version allows for up to 50 trials per session. - A comprehension check activity to find out where comprehension breakdown occurs - Audio feedback for correct answers only, incorrect answers only or both - Graded tasks of increasing difficulty - User profiles and result history - Automatic tracking of scores - Optional results summary via email - iOS voices (automatically selected based on your region). Download an enhanced iOS voice for best quality. All Aptus Speech Therapy apps participate in the 50% off Volume Purchase Program, so you can buy in bulk at a discounted price. Are you looking for a different kind of speech therapy app? Check out our full range of speech and language therapy apps for adults and children on the AppStore or on our website.

Screenshots

Keywords Understanding Lite4 screens

Verdict

The call

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.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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

ReceptionRating · Positive reviews · Number of ratings

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.

UpkeepUpdate frequency

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.

Scorecard6 real differences · 4 level
Lexico Cognition versus Keywords Understanding Lite: the parameters behind the verdict, then further details
ParameterLexico CognitionKeywords Understanding Lite
PriceFreeFree
Rating4.3 (4 ratings)5.0 (3 ratings) — better
Positive reviews55.0% of reviews—
Number of ratings4 — better3
Update frequencyEvery 9 months — betterEvery 68 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPadiPhone, iPad, iPod — better
Requires iOS12.0 — better15.0
Further details — not scored
Size101 MB60 MB
Age rating4+4+
DeveloperPappy GmbHAptus Speech and Language Therapy Limited

Customer experience

Lexico Cognition

All ratings4 ratings
Positive75.0%
Neutral0.0%
Negative25.0%
Written reviews20 reviews
Positive55.0%
Neutral15.0%
Negative30.0%

Keywords Understanding Lite

All ratings3 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

1 purchases

Lexico Cognition

One-time1
  • unlock all levels of Lexico-Cognition$24.99
None

Keywords Understanding Lite

No in-app purchases

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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