Keywords Understanding Lite vs Sublimidial
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
- Listening comprehension exercises
- Reading comprehension exercises
- Following directions (one/two-step, temporal, sequential)
- Basic concepts (size, color)
- Vocabulary understanding
- Sample of full app features
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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.
Sublimidial
This app allows you to create custom affirmations displayed rapidly on screen for subconscious learning. It supports text, images, PDFs, and voice recordings, all saved locally on your device. You can use it while browsing the web or watching videos.
- Custom affirmation programmer
- Photonic Memory for image/PDF training
- Record private voice subliminals
- Adjustable text and audio speed
- Customizable display text coloring
- Locally saved, editable categories
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The Subliminal app is a custom affirmation programmer, designed to display each word or image, rapidly on screen for the subconscious mind. You can program your affirmation list in the Subliminal menu, by pressing the "Subliminals" button on the app home screen. Now includes Photonic Memory: Upload your own Images, and PDF's, for subconscious, photographic-memory training. Includes features to record your own private voice subliminal, locally on your device. The Subliminal's Menu contains: Custom text speed sliders, 35ms text speed. (This is the best speed for subliminal programing) Customizable display text coloring. Speech audio, which plays your subliminal messages at your adjusted audio speed. Organized category list: All custom subliminal lists are locally saved on your device, which you can edit or delete. There are several other features. The app is designed for you to browse the web, watch video content, while giving you control, awareness, and access to your subconscious mind. Subscription pricing and Terms: Sublimidial offers a paid monthly subscription of $4.99 a month, to use the app and all its features. Subscriptions auto renew unless cancelled within 24 hours before the end of current billing period. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://www.notion.so/Privacy-Policy-21c02752a21d80eba7bae724b2deacac
Screenshots
Verdict
The clearest difference is price: Keywords Understanding Lite at Free against Sublimidial's $4.99. Keywords Understanding Lite also leads on rating (5.0 vs 3.3) and in-app purchases (none vs 1). Sublimidial's advantage is update cadence (every 10 months vs every 68 months). On ratings volume, ads, device support and iOS requirement 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
Keywords Understanding Lite is free to download; Sublimidial costs $4.99 up front. Sublimidial sells 1 in-app purchase, starting at $3.99 per month. Keywords Understanding Lite asks for nothing beyond the download.
Keywords Understanding Lite holds the better App Store score, 5.0 against 3.3. Both are backed by a comparable volume of ratings — 3 and 3 respectively.
Keywords Understanding Lite ships an update every 68 months, Sublimidial every 10 months. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.
| Parameter | Keywords Understanding Lite | Sublimidial |
|---|---|---|
| Price | Free — better | $4.99 |
| Rating | 5.0 (3 ratings) — better | 3.3 (3 ratings) |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | 3 | 3 |
| Update frequency | Every 68 months | Every 10 months — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Subscription |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 60 MB | 11 MB |
| Age rating | 4+ | 17+ |
| Developer | Aptus Speech and Language Therapy Limited | Hanan Masiya |
Customer experience
Keywords Understanding Lite
Sublimidial
In-app purchases
Keywords Understanding Lite
No in-app purchases
Sublimidial
- Sublimidial7 Days trial$3.991 Month
Questions
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