Comparison vs Contrast Cards & Patterns
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
Comparison
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A training App that made for low vision and kids designed and maintained by the Ebenezer School & Home for the Visually Impaired. Method of training: -Players find out the right answer among two choices with respect to each question. Features: -Background and object's color is changable. The objectives of training: -Improve the observation power for both low vision people and kids.
Contrast Cards & Patterns
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Watch your baby's sight develop, from the first contrasts to a world of color. Did you know that newborns see the world as a blurry place with high-contrast shapes? Contrast Cards & Patterns is the only visual development app that grows alongside your child's biological vision. Over 100 scientifically inspired patterns support focus and visual attention, month by month. THE DEVELOPMENTAL ROADMAP Six stages that match your infant's growing vision and brain development: - Month 0-1: Simple Black & White shapes for initial focus and tracking. - Month 1-2: Complex B&W patterns to increase attention span. - Month 2-3: The first perceivable colors: Red & Yellow. - Month 3-4: High-contrast color patterns as Green joins the palette. - Month 4-5: Dynamic, full-color patterns once Blue becomes visible. - Month 5-6: Detailed everyday scenes for depth perception and recognition. WHY PARENTS LOVE IT - Baby Vision Simulator: Point the camera at the room and see it through your baby's eyes. Move the slider through the months and watch vision develop. - Guided Eye Gym: Coached sessions of two to three minutes: the app sets the distance and the pace, and pauses the moment your baby locks onto the pattern. - 100+ High-Contrast Flashcards & Growing: New contrast cards and designs are added regularly. - Child-Safe Screen Lock: Activate the lock so your little one cannot swipe or close the app by accident. - Automatic Slideshow Mode: Sit back and let the app turn the cards during daily Tummy Time and sensory play. - Dark Mode: Gentle on the eyes for evening use or low-light environments. - Print at Home (PDF Export): Part of the one-time bundle purchase. Download all 100+ designs as a PDF and print them for the nursery or the changing table. - No Subscription, Ever: A one-time purchase, never a recurring plan. No banner ads, no account needed, and the cards themselves work without an internet connection. GUIDED EYE GYM SESSIONS Contrast cards work best when you use them deliberately instead of just holding them up. A guided session walks you through two to three minutes: it tells you how far to hold the phone, sets the pace with a moving dot, and pauses at the moment that counts, when your baby's gaze settles on the pattern. Spoken prompts can read every step aloud, and you can start a session in every age group right away - locked stages run with that stage's free cards. DESIGNED FOR YOUR NEWBORN'S FIRST YEAR Inspired by Montessori principles, every pattern supports cognitive development during your baby's most critical visual growth phase (0-6 months). Whether you use it during tummy time, feeding breaks, or quiet play, this app turns screen time into meaningful infant stimulation. TWO WAYS TO UNLOCK EVERYTHING a one-time In-App Purchase - never a subscription - unlocks the full library and the PDF export, or you unlock every stage for free by watching a few short rewarded ads. Each age group starts with three free cards, so you can try every stage before you decide. Give your baby a clearer view of the world. Download today for free!
Screenshots
Verdict
The clearest difference is in-app purchases: Comparison at none against Contrast Cards & Patterns's 3. Comparison also leads on ads (none vs shown) and iOS requirement (8.0 vs 15.6). Contrast Cards & Patterns's advantage is update cadence (every 2 weeks vs every 61 months) and device support (3 vs 1). On price there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. Contrast Cards & Patterns sells 3 one-off in-app purchases. Comparison asks for nothing beyond the download.
Comparison ships an update every 61 months, Contrast Cards & Patterns every 2 weeks. The most recent releases landed on September 30, 2026 and September 10, 2026 respectively.
| Parameter | Comparison | Contrast Cards & Patterns |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 61 months | Every 2 weeks β better |
| Ads | No β better | Yes |
| In-app purchases | No β better | Yes |
| Devices | iPad | iPhone, iPad, iPod β better |
| Requires iOS | 8.0 β better | 15.6 |
| Further details β not scored | ||
| Size | 23 MB | 64 MB |
| Age rating | 4+ | 4+ |
| Developer | Ebenezer school | Nancy Bullmann |
In-app purchases
Comparison
No in-app purchases
Contrast Cards & Patterns
- Wunderblick - Print$0.99
- Wunderblick - Premium$2.99
- Wunderblick - Bundle$4.99
Questions
Is Comparison free?
Is Contrast Cards & Patterns free?
Do Comparison or Contrast Cards & Patterns have ads?
Which is updated more often, Comparison or Contrast Cards & Patterns?
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