Comparison

Kiddopia vs Learn ErLang | ErLangBook

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

Head to head
About

Kiddopia

This app offers over 3000 research-backed educational games for children aged 2-7, covering math, language, creativity, and more. Designed by parents and tested by preschoolers, it provides a fun, engaging, and safe learning environment.

Highlights
  • 3000+ preschool learning games
  • Covers math, language, creativity
  • Features Barbie™ and Little Angel™
  • COPPA-certified kidSAFE
  • Designed by parents, tested by preschoolers
  • Regularly updated content
Features
Read full description

***Best learning app for kids ages 2-7*** ***Fun, educational games featuring Barbie ™ and Moonbug’s Little Angel ™*** ***Grand Stevie® Award Winner — PreK/Early Childhood Learning Solution*** 3000+ preschool games for curious little minds Start your 7-day free trial NOW! NOTE: Moonbug's Little Angel ™ content available only in English; not available in People's Republic of China The perfect headstart for school Welcome to Kiddopia, the top-grossing leader in educational games for kids globally! We are an ever-growing home of research-backed kindergarten games that perfectly combine play, skill-building activities, and essential preschool curriculum. Math, Language, Creativity, Self-expression, Roleplaying — we cover it all, and we make it fun and engaging. You can watch your child play their way to a better understanding of preschool concepts and a better grasp of life skills. A leading preschool app built with love by parents Our toddler games are designed and developed by parents who know just how precious a child’s early years are and who believe in creating game experiences they would want their own child to use. The result is one of the best possible environments for children to learn, grow, and express themselves in. Where independent learners thrive Designed by teachers and tested by preschoolers, Kiddopia is a world built on values — playful, kid-first, nurturing, inclusive, and ethical. COPPA-certified kidSAFE, it requires zero supervision and causes zero frustration in kids. The best early learning app for kids between the ages of 2 and 7, Kiddopia is an ever-expanding library of games for girls and boys, and there are no ads or in-app purchases, just 1000+ reasons to smile. Unlimited early learning adventures The most-loved kids’ learning app, Kiddopia is a merry mélange where new content drops regularly. From absorbing language- and number-based activities to exciting preschool games underwater and in outer space, the options only get better in our ever-evolving world. With every delightful session of play in Kiddopia, your child will subconsciously develop perspective, creative thinking, academic skills, self-expression, values, and much more. An app loved everywhere, for every little learner Educational games for preschoolers don’t get better. Kiddopia is an app for every child, everywhere. It’s for the ones who pick up a concept at the first go and for the ones who need more time. Whether your little one has ADHD and can’t sit still or whether they have autism and find it hard to focus, our intuitive, child-centric design is there for them. And oh, the joy of seeing a child clap and laugh as they clear a level in our app is a feeling unlike any other! From giggles to growth If you’re looking for games for three-year-olds, you’ve come to the right place. Kiddopia takes children on colorful adventures with real-world challenges. Amid countless giggles, your child will be a doctor, a teacher, a chef, a farmer, a musician, an astronaut, an interior decorator, and more. The list keeps growing, and so will your child. ***Winner*** Grand Stevie® Award Parents’ Choice Award Tillywig Toy Award Nappa Award Mom’s Choice Award Academics’ Choice Smart Media Award Educational App Store: 5 Star Rating Subscription One subscription for the whole family (works across mobile devices and platforms) Easy cancellation All your payments will be charged to your iTunes account Your subscription will auto-renew unless you turn off auto-renew at least 24 hours before the ongoing subscription period ends Contact Website: https://kiddopia.com/contact-us Instagram: https://www.instagram.com/kiddopia/ Facebook: https://www.facebook.com/getkiddopia Twitter: https://twitter.com/getkiddopia Privacy policy: https://kiddopia.com/privacy-policy-ios.html Terms & conditions: https://kiddopia.com/terms-of-use.html

About

Learn ErLang | ErLangBook

Features
Read full description

# Learn Erlang – Programming Lessons & Quizzes Discover Erlang programming with a structured learning experience designed to help you understand important concepts, practice coding, and track your learning progress. Learn Erlang brings together organized chapters, detailed lessons, programming examples, quizzes, a code editor, and helpful study tools in one easy-to-use application. Whether you're exploring Erlang for the first time or reviewing programming concepts, follow a clear learning path and build your understanding one lesson at a time. ## LEARN ERLANG STEP BY STEP Explore 11 chapters featuring 85 lessons and 170 quiz questions. Start with Erlang fundamentals and continue through important programming topics, including functions, modules, concurrency, and distributed systems. Each chapter provides an organized collection of lessons with reading information, quiz questions, and completion indicators to help you follow your progress. ## EXPLORE ERLANG PROGRAMMING TOPICS Discover lessons covering: • Erlang overview, history, and background • Features and advantages of Erlang • Erlang basics and fundamental concepts • Functions in Erlang • Erlang modules • Functional programming principles • Pattern matching and guards • Concurrency and fault tolerance • Erlang OTP • Telecom and distributed systems • Erlang compared with other programming languages • Applications involving messaging, databases, and IoT Explore programming concepts through organized lessons and continue learning at your preferred pace. ## PRACTICE WITH THE CODE EDITOR Turn programming concepts into practical experience using the built-in code editor. Explore coding examples, work with code in the editor, and practice programming with available execution tools. The editor includes a workspace, files, quick examples, and output functionality to support hands-on coding practice. ## TEST YOUR KNOWLEDGE WITH QUIZZES Reinforce your learning with 170 quiz questions organized across the course. Use quizzes alongside lessons to review programming concepts and strengthen your understanding of the material. ## TRACK YOUR LEARNING PROGRESS Stay informed about your learning journey with a dedicated progress dashboard. View completed lessons, chapter information, overall completion percentage, daily learning streaks, and learning statistics. Follow your progress as you move through the course and identify lessons you have not yet completed. ## FIND LESSONS WITH SEARCH Quickly explore available learning content using the search feature. Find lessons, browse categories, discover popular topics, and access relevant learning material without navigating through every chapter. ## CREATE YOUR DAILY LEARNING SCHEDULE Build a consistent study routine with customizable learning schedules. Choose your preferred study time, select a daily study duration, set repeat days, and enable learning reminders. Available study durations include 15, 30, and 45 minutes, or one hour. ## PERSONALIZE YOUR LEARNING EXPERIENCE Adjust the app to suit your preferences. • Switch between appearance themes • Change text size for comfortable reading • Select your preferred app language • Manage learning notifications • Bookmark lessons for later • Create and manage study notes • Review your learning progress ## EXPLORE COMMUNITY HELP Find programming questions, explore shared answers, and discover solutions through the Community Help section. Use community knowledge to explore programming problems and learn from existing discussions. ## START YOUR ERLANG LEARNING JOURNEY Learn programming fundamentals, explore Erlang concepts, practice with examples, review quizzes, and follow your progress through organized learning tools. Download Learn Erlang and start building your programming knowledge one lesson at a time.

Screenshots

Kiddopia4 screens
Learn ErLang | ErLangBook4 screens

Verdict

The call

The clearest difference is price: Kiddopia at Free against Learn ErLang | ErLangBook's $2.99. Kiddopia also leads on update cadence (weekly vs every 6 months) and chart position (#29 vs unranked). Learn ErLang | ErLangBook's advantage is in-app purchases (none vs 10). On 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

CostPrice · In-app purchases · Ads · Monetization

Kiddopia is free to download; Learn ErLang | ErLangBook costs $2.99 up front. Kiddopia sells 7 in-app purchases, starting at $9.99 per month. Learn ErLang | ErLangBook asks for nothing beyond the download.

UpkeepUpdate frequency

Kiddopia ships an update weekly, Learn ErLang | ErLangBook every 6 months. The most recent releases landed on November 12, 2026 and November 9, 2026 respectively.

Scorecard4 real differences · 7 level
Kiddopia versus Learn ErLang | ErLangBook: the parameters behind the verdict, then further details
ParameterKiddopiaLearn ErLang | ErLangBook
PriceFree — better$2.99
Rating4.3 (165K ratings) — better—
Positive reviews45.8% of reviews—
Number of ratings165K — better—
Update frequencyWeekly — betterEvery 6 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
Best chart rank#29 — better—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.0 — better15.6
Further details — not scored
Size300 MB74 MB
Age rating4+9+
DeveloperKiddopia, Inc.Muhammad Umair

Bugs and requests

Kiddopia

Reported bugs

5 issues
  • App freezes and crashes frequently
  • Subscription issues and inability to cancel
  • Locked features not working as expected
  • Compatibility problems on older devices
  • Syncing issues across multiple devices

Requested features

5 requests
  • More free content and games
  • Option to purchase full access instead of subscription
  • Ability to save progress and resume games
  • Customization options for parents
  • Support for multiple user profiles

Learn ErLang | ErLangBook

Not enough reviews yet to summarise bugs or requests.

In-app purchases

7 purchases

Kiddopia

Subscriptions7
  • Kiddopia Full Access7 Days trial2 variants$9.991 Month
  • Kiddopia Full Access7 Days trial$10.991 Month
  • Kiddopia Full Access7 Days trial$12.991 Month
Show 4 more
  • Kiddopia Full Access7 Days trial$14.991 Month
  • Kiddopia Full Access$14.991 Month
  • Kiddopia Full Access7 Days trial$32.493 Months
  • Kiddopia Full Access7 Days trial3 variants$79.991 Year
None

Learn ErLang | ErLangBook

No in-app purchases

Questions

Is Kiddopia free?
Kiddopia is free to download, with in-app purchases available.
Is Learn ErLang | ErLangBook free?
Learn ErLang | ErLangBook costs $2.99, with no in-app purchases.
Do Kiddopia or Learn ErLang | ErLangBook have ads?
Neither Kiddopia nor Learn ErLang | ErLangBook shows ads.
Which is updated more often, Kiddopia or Learn ErLang | ErLangBook?
Kiddopia ships an update weekly, and Learn ErLang | ErLangBook every 6 months. Most recently, Kiddopia was updated on November 12, 2026 and Learn ErLang | ErLangBook on November 9, 2026.

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