Comparison

LetterSchool vs Kuiper Shapes

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

Head to head
About

LetterSchool

This app helps young children learn to write letters, numbers, and shapes through interactive tracing and spelling games. It offers progress tracking and engaging animations to make learning fun and effective for toddlers and preschoolers.

Highlights
  • Block and cursive letter tracing
  • Uppercase and lowercase letters
  • Number tracing (1-10)
  • Geometric shape tracing
  • Word spelling and phonics
  • Progress tracking for multiple players
  • Interactive animations and sound effects
Features
Read full description

The #1 alphabet tracing and words spelling app for toddlers & pre-schoolers. Recommended and used by parents, teachers, and occupational therapists! Loved & played by more than 2 million kids and used at more than 5,000 schools! - Winner of 'National Parenting Product Awards' - NAPPA Awards - ‘Best Mobile App Platinum Award’ nominee! – BMA SPECIAL FEATURES: - Block & Cursive Letters, - Uppercase and Lowercase, - Numbers 1-10, - 24 geometric shapes for toddlers! - Keep track of your child’s progress, - Unlock Golden Levels! - 72 CVC words, 36 CVCC words, and 39 long sound words! - Progress and settings stored for up to three players on the same device, - Interactive and visually attractive fun animations, - Available for both iPads and iPhones! IMPORTANT: The first five letters of the alphabet (both uppercase and lowercase), five shapes, and the first three CVC flashcards (nine words) are completely for free. They can be played entirely (on 3 game steps). Enjoy this trial and have fun! PERFECT FOR KIDS: Kids want to have fun and LetterSchool offers an educational journey with the most engaging and entertaining educational material! - Learn while engaging with over 20+ exciting animations, graphics, and sound effects. - Associate letters with words, master and memorize tracing directions and the correct formation of each character. - Learn phonics, the formation of words, understand syllable formations, and spell entire words. - Perfect for home-schooling kids and kindergartens. A user-friendly app for children with special educational needs. PERFECT FOR PARENTS & TEACHERS: - Choice of the three most popular font families in handwriting education (Handwriting Without Tears, D’Nealian, and Zaner-Bloser). - Complete a set of letters, numbers, or shapes to unlock the Golden Levels! - Golden Level allows progress tracking and displays exactly how the letter was drawn! - A new challenge at every step: Your child traces a letter, number or shape 3 times using different parameters. SAFE: - An educational app created together with parents and educational professionals. - NO ADS! - Advanced settings or purchases only accessible by an adult! - Extremely committed Customer Support ready to answer all questions and fix any issues. LET'S PLAY & LEARN! Join LetterSchool on this exciting educational journey! Download the app and allow your toddler to discover the magical world of letters and words. Before you know it, your kid will become a pro in writing and spelling! SUBSCRIPTION DETAILS: LetterSchool offers several auto-renewing subscription options: per month. quarter, and year. - You can cancel your subscription anytime without an extra cancellation fee. - Payment will be charged to your iTunes account at confirmation of purchase. - Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period. - The account will be charged for renewal within 24-hours before the end of the current period, and identify the cost of the renewal. - Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user's Account Settings after purchase. - No cancellation of the current subscription is allowed during an active subscription period. - Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription to that publication, where applicable. - Your iTunes account will be charged automatically after the 7-day free trial. CONTACT For more reviews and information, visit our website www.letterschool.com If you have any question or suggestions, please contact us at support@letterschool.com You can also check our FAQ page on https://www.letterschool.com/en/help. Terms of service and privacy policy: https://www.letterschool.com/legal/terms-of-use & https://www.letterschool.com/legal/privacy-policy

About

Kuiper Shapes

This educational app allows babies to learn shapes and colors through interactive play. Children can create shapes by touching the screen, and tilting the device makes them fall. Tapping shapes creates fun sound effects, enhancing hand-eye coordination.

Highlights
  • Shape creation by touch
  • Shapes fall when device is tilted
  • Shapes pop when tapped
  • Fun sound effects
  • Color learning
  • Hand-eye coordination practice
Features
Read full description

Help your child learn their shapes and color while practicing hand-eye coordination. This app for babies lets them create shapes by touching the screen. Tilting the device makes the shapes "fall". Tapping the shapes to "pops" them. Each action is accompanied by fun sound effects. Do not let your baby eat the device.

Screenshots

LetterSchool4 screens
Kuiper Shapes1 screens

Verdict

The call

LetterSchool and Kuiper Shapes both sit at 4.5 stars, but that hides the real split: 100% of Kuiper Shapes's written reviews are positive against 55% of LetterSchool's. Kuiper Shapes also leads on in-app purchases (none vs 10) and iOS requirement (8.0 vs 15.0). LetterSchool's advantage is ratings volume (17K vs 5). On price, rating, update cadence 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. LetterSchool sells 10 in-app purchases, starting at $4.99 per month. Kuiper Shapes asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.5 for LetterSchool against 4.4 for Kuiper Shapes. That said, the two scores are not equally well evidenced: LetterSchool has 17K ratings behind it against 5, so its average is the more settled of the two. Written reviews are what separate them: 55% of LetterSchool's written reviews are positive against 100% of Kuiper Shapes's.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on November 5, 2026 and November 2, 2026 respectively.

Scorecard5 real differences · 5 level
LetterSchool versus Kuiper Shapes: the parameters behind the verdict, then further details
ParameterLetterSchoolKuiper Shapes
PriceFreeFree
Rating4.5 (17K ratings) — better4.4 (5 ratings)
Positive reviews54.5% of reviews100.0% of reviews — better
Number of ratings17K — better5
Update frequencyEvery 2 monthsEvery 2 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.08.0 — better
Further details — not scored
Size158 MB16 MB
Age rating+44+
DeveloperLetterschool Enabling Learning B.V.zakk hoyt

Customer experience

LetterSchool

All ratings17,001 ratings
Positive87.6%
Neutral6.1%
Negative6.3%
Written reviews253 reviews
Positive54.5%
Neutral8.3%
Negative37.2%

Kuiper Shapes

All ratings3 ratings
Positive66.7%
Neutral33.3%
Negative0.0%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

LetterSchool

Reported bugs

4 issues
  • Dari letter (پ) keeps glitching
  • Subscription issues (app reverts to lite version, need to restore purchases)
  • Incompatibility with older devices
  • Login screen freezes

Requested features

5 requests
  • Add more languages (Russian, Serbian, Thai, Korean, Hebrew, Hindi, etc.)
  • Allow creating custom words/names to practice
  • Improve letter sound pronunciations
  • Add more visual options (fonts, themes, etc.)
  • Integrate with International Phonetic Alphabet

Kuiper Shapes

Not enough reviews yet to summarise bugs or requests.

In-app purchases

10 purchases

LetterSchool

Subscriptions6
  • Monthly Access Pass7 Days trial$4.991 Month
  • Monthly Access Pass7 Days trial$9.991 Month
  • Quarterly Access Pass7 Days trial$12.993 Months
Show 3 more
  • Quarterly Access Pass7 Days trial$19.993 Months
  • Annual Access Pass7 Days trial$44.991 Year
  • Yearly Access Pass7 Days trial$59.991 Year
One-time4
  • Unlock All Shapes$2.99
  • Unlock Full Block Alphabet$6.99
  • Unlock Full Cursive Alphabet$6.99
Show 1 more
  • All-in-one Package$79.99
None

Kuiper Shapes

No in-app purchases

Questions

Is LetterSchool free?
LetterSchool is free to download, with in-app purchases available.
Is Kuiper Shapes free?
Kuiper Shapes is free to download, with no in-app purchases.
Which has better reviews, LetterSchool or Kuiper Shapes?
LetterSchool is rated higher. LetterSchool averages 4.5 out of 5 from 17K ratings, while Kuiper Shapes averages 4.4 from 5 ratings.
Do LetterSchool or Kuiper Shapes have ads?
Neither LetterSchool nor Kuiper Shapes shows ads.
Which is updated more often, LetterSchool or Kuiper Shapes?
LetterSchool ships an update every 2 months, and Kuiper Shapes every 2 months. Most recently, LetterSchool was updated on November 5, 2026 and Kuiper Shapes on November 2, 2026.

Other comparisons