Comparison

Cosmo (formerly ClassUp) vs Codeyoung

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

Head to head
About

Cosmo (formerly ClassUp)

This app offers AI-powered, personalized learning experiences guided by real teachers. It provides live 1-on-1 classes, instant homework help, and adaptive learning plans to foster confident and motivated learners.

Highlights
  • Live 1-on-1 classes with AI and human teachers
  • AI-powered personalized learning plans
  • Instant homework help and chat support
  • AI writing tool for assignments
  • Unlimited practice for Math & ELA
  • Progress tracking dashboard
Read full description

Becoming a confident thinker. A curious problem-solver. A joyful, motivated learner who’s ready for whatever the future holds. We’re a future-ready education system—powered by AI, guided by real teachers, and built for how children actually grow. 1. Live 1-on-1 Classes: Human Teachers + Smart AI In every session, real teachers and AI collaborate to create dynamic lessons that drive progress. Our virtual classrooms include interactive tools (whiteboards, quizzes!) to boost engagement. 2. Pick Your Favorite Teacher (or Let Us Choose!) Our experts match students with teachers based on learning style and goals—or you can directly select your preferred instructor from our verified educators. 3. Flex Scheduling: Learn Anytime, Anywhere Book classes 24/7 from your couch, library, or even soccer practice. Reschedule freely with xx-hour notice. 4. Cosmo: The AI Study Buddy Who Gets It 4.1 AI-Powered Personalized Learning Plans Customized weekly roadmaps adapting to your child’s pace and progress. 4.2 Instant Homework Help & Chat "Hey Cosmo, explain algebra!" Get step-by-step solutions, class bookings, or a pep talk with meme reactions. 4.3 AI Writing Tool Snap a photo of writing assignments for: Grammar fixes, Style suggestions, "Aha!" revision tips 4.4 Unlimited Practice for Math & ELA Enjoy endless questions and instant feedback—perfect for all skill levels. Learn anytime, anywhere! 4.5 Progress Tracking Dashboard Track mastered skills and growth areas with color-coded reports updated monthly.

About

Codeyoung

This app offers a comprehensive after-school learning experience for children, featuring live 1-to-1 online classes with certified tutors, extensive practice quizzes and activities in Math & Science, and AI-powered evaluations for personalized improvement plans. It aims to boost confidence and academic performance.

Highlights
  • Live 1-to-1 online classes with certified tutors
  • 25,000+ Math & Science quizzes and activities
  • AI-powered topic evaluations
  • Personalized improvement plans
  • Progress tracking and confidence building
Features
Read full description

Welcome to Codeyoung AfterSchool, your all-in-one learning companion for your child’s success beyond the classroom. With the Codeyoung AfterSchool app, you can: 1. Book live 1-to-1 online classes with certified tutors starting at just $10 per session 2. Practice 25,000+ quizzes and activities across all grade levels in Math & Science 3. Take AI-powered topic evaluations to get deep insights into strengths, weaknesses, and improvement plans Our learning tools - Live classes, quizzes, and AI evaluations—work together to help your child build confidence, stay ahead in school, and learn at their own pace. Trusted by families around the world, Codeyoung has delivered 2 million+ live classes and 4 million+ activities to over 20,000 students across 30+ countries. Give your child a smarter, more personalised after-school learning experience with Codeyoung AfterSchool.

Screenshots

Cosmo (formerly ClassUp)4 screens
Codeyoung4 screens

Verdict

The call

The clearest difference is rating: Cosmo (formerly ClassUp) at 4.5 against Codeyoung's 3.9. Cosmo (formerly ClassUp) also leads on review sentiment (80% vs 40%) and ratings volume (879 vs 48). Codeyoung's advantage is in-app purchases (none vs 3). On price, 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

Both are free to download. Cosmo (formerly ClassUp) sells 3 one-off in-app purchases. Codeyoung asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Cosmo (formerly ClassUp) holds the better App Store score, 4.5 against 3.9. That said, the two scores are not equally well evidenced: Cosmo (formerly ClassUp) has 879 ratings behind it against 48, so its average is the more settled of the two. Written reviews point the same way: 80% of Cosmo (formerly ClassUp)'s written reviews are positive against 40% of Codeyoung's.

UpkeepUpdate frequency

Cosmo (formerly ClassUp) ships an update every 9 days, Codeyoung every 3 weeks. The most recent releases landed on September 24, 2026 and September 15, 2026 respectively.

Scorecard6 real differences · 4 level
Cosmo (formerly ClassUp) versus Codeyoung: the parameters behind the verdict, then further details
ParameterCosmo (formerly ClassUp)Codeyoung
PriceFreeFree
Rating4.5 (879 ratings) — better3.9 (48 ratings)
Positive reviews80.1% of reviews — better40.0% of reviews
Number of ratings879 — better48
Update frequencyEvery 9 days — betterEvery 3 weeks
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.0 — better15.1
Further details — not scored
Size408 MB47 MB
Age rating4+4+
DeveloperAlgorithm of Learning Inc.Codeyoung

Customer experience

Cosmo (formerly ClassUp)

All ratings879 ratings
Positive86.1%
Neutral1.8%
Negative12.1%
Written reviews156 reviews
Positive80.1%
Neutral2.6%
Negative17.3%

Codeyoung

All ratings48 ratings
Positive72.9%
Neutral2.1%
Negative25.0%
Written reviews10 reviews
Positive40.0%
Neutral20.0%
Negative40.0%

Bugs and requests

Cosmo (formerly ClassUp)

Reported bugs

3 issues
  • Frequent class cancellations
  • Billing and refund issues
  • Unreliable internet connectivity during classes

Requested features

4 requests
  • More affordable pricing options
  • Improved scheduling and class management
  • Better communication with parents
  • Enhanced technical stability and reliability

Codeyoung

Not enough reviews yet to summarise bugs or requests.

In-app purchases

3 purchases

Cosmo (formerly ClassUp)

One-time3
  • First Class$0.99
  • Test 20 lessons package$0.99
  • 3 one-on-one classes$74.99
None

Codeyoung

No in-app purchases

Questions

Is Cosmo (formerly ClassUp) free?
Cosmo (formerly ClassUp) is free to download, with in-app purchases available.
Is Codeyoung free?
Codeyoung is free to download, with no in-app purchases.
Which has better reviews, Cosmo (formerly ClassUp) or Codeyoung?
Cosmo (formerly ClassUp) is rated higher. Cosmo (formerly ClassUp) averages 4.5 out of 5 from 879 ratings, while Codeyoung averages 3.9 from 48 ratings.
Do Cosmo (formerly ClassUp) or Codeyoung have ads?
Neither Cosmo (formerly ClassUp) nor Codeyoung shows ads.
Which is updated more often, Cosmo (formerly ClassUp) or Codeyoung?
Cosmo (formerly ClassUp) ships an update every 9 days, and Codeyoung every 3 weeks. Most recently, Cosmo (formerly ClassUp) was updated on September 24, 2026 and Codeyoung on September 15, 2026.

Other comparisons