Outschool vs Cosmo (formerly ClassUp)
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Outschool
Discover and enroll your child in a vast selection of live online classes taught by global educators. This app provides a convenient way for kids and teens to learn on the go, offering features like class reminders and direct communication with teachers.
- Over 140K live online classes
- Taught by global teachers
- Reminder notifications for classes
- Direct communication with teachers
- Zoom integration for learners
- Classes for ages 3-18
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Outschool empowers your child by offering over 140K classes taught by teachers around the world. Kids are free to choose what, how, and where they want to learn. Now it’s even easier to learn on the go with the Outschool App. * Never miss a class with reminder notifications * Communicate with teachers before and after class * Help your learners access Zoom on their own * Designed for kids and teens, giving you peace of mind For everything else, visit the website to get full access to your account, and stay tuned for more features in the app coming soon! About Outschool Outschool is an online learning platform that empowers kids ages 3–18 to learn on their own terms with the widest variety of teachers, topics and classes to suit any interest. We offer interactive, small-group classes that are fun and social, video classes that can be taken any time, and groups that connect learners around their favorite topics. With Outschool, learners are free to pursue their interests, connect with others around shared passions, and build confidence through progress. Since 2015, we’ve partnered with vetted, diverse, expert teachers to give kids everywhere greater access to high-quality education. Questions? Have other features you'd love to see? Let us know at appsupport@outschool.com or visit www.support.outschool.com See our privacy policy at: https://outschool.com/privacy See our terms of service: https://outschool.com/terms
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.
- 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
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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.
Screenshots
Verdict
The clearest difference is review sentiment: Cosmo (formerly ClassUp) at 80% against Outschool's 32%. Cosmo (formerly ClassUp) also leads on rating (4.5 vs 3.3) and ads (none vs shown). On price, in-app purchases, monetization model and device support 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
Both are free to download. Outschool sells 1 one-off in-app purchase and Cosmo (formerly ClassUp) sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
Cosmo (formerly ClassUp) holds the better App Store score, 4.5 against 3.3. That said, the two scores are not equally well evidenced: Cosmo (formerly ClassUp) has 879 ratings behind it against 107, so its average is the more settled of the two. Written reviews point the same way: 32% of Outschool's written reviews are positive against 80% of Cosmo (formerly ClassUp)'s.
Outschool ships an update every 3 weeks, Cosmo (formerly ClassUp) every 9 days. The most recent releases landed on September 20, 2026 and September 24, 2026 respectively.
| Parameter | Outschool | Cosmo (formerly ClassUp) |
|---|---|---|
| Price | Free | Free |
| Rating | 3.3 (107 ratings) | 4.5 (879 ratings) — better |
| Positive reviews | 32.4% of reviews | 80.1% of reviews — better |
| Number of ratings | 107 | 879 — better |
| Update frequency | Every 3 weeks | Every 9 days — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.1 | 15.0 — better |
| Further details — not scored | ||
| Size | 54 MB | 408 MB |
| Age rating | 4+ | 4+ |
| Developer | Outschool, Inc. | Algorithm of Learning Inc. |
Customer experience
Outschool
Cosmo (formerly ClassUp)
User reviews
Outschool
From 107 App Store ratingsWhat we love
- 👨🏫 Quality teachers and educational content
- 🎓 Diverse class offerings and subjects
- 📱 Convenient access to classes on mobile devices
- 🔔 Helpful notification system for class reminders
- 👥 Safe, vetted online learning environment
Room to improve
- 💰 Expensive membership model and pricing structure
- 💳 Predatory credit/coin system with markups
- 🚫 Forced membership requirement (removed drop-in flexibility)
- 🐛 App frequently crashes and fails to load
- 🔍 Poor search and filtering functionality
Cosmo (formerly ClassUp)
From 879 App Store ratingsWhat we love
- 👍 Awesome teachers
- 🚀 Personalized learning
- 💡 Engaging and fun lessons
- 🚀 Flexible scheduling
- 👍 Knowledgeable and professional tutors
Room to improve
- 🐛 Scheduling issues and class cancellations
- 💰 Expensive pricing
- 🤯 Poor customer service and communication
- 🐛 Technical issues with app and connectivity
Bugs and requests
Outschool
Reported bugs
12 issues- App crashes and force quits frequently
- Continuous loading symbols without data retrieval
- Login failures on both app and website
- App doesn't load class data properly
- Join button doesn't connect to correct Zoom class
Show 7 moreShow fewer
- Students stuck waiting for host to let them in
- App incompatible with iPhone 16 Pro Max iOS 18
- Classes not displaying in app
- Network failure errors despite good connection
- Child profile switching logs out user
- Incorrect class shown when joining
- Schedule not displaying correctly on app
Requested features
12 requests- Calendar view showing all scheduled classes
- Search and filter functionality in app
- Ability to save/favorite classes for later
- Click-through to teacher profiles
- Ability to message teachers from app
Show 7 moreShow fewer
- Teacher notifications in app
- Groups feature in app
- Ability to switch between child profiles without logging out
- Class linking and cross-referencing
- Android app version
- Teacher app version for educators
- Late enrollment option for missed class signups
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
In-app purchases
Outschool
- $10 in Outschool balance$14.99
Cosmo (formerly ClassUp)
- First Class$0.99
- Test 20 lessons package$0.99
- 3 one-on-one classes$74.99
Questions
Is Outschool free?
Is Cosmo (formerly ClassUp) free?
Which has better reviews, Outschool or Cosmo (formerly ClassUp)?
Do Outschool or Cosmo (formerly ClassUp) have ads?
Which is updated more often, Outschool or Cosmo (formerly ClassUp)?
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