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Cosmo (formerly ClassUp)

Cosmo (formerly ClassUp)

Smart AI, Real Teachers

857 ratings
151 reviews
📚 Education
Free
In-App Purchases

Details

  • Released
  • Updated
  • August 15, 2022
  • July 24, 2026

Developer

Algorithm of Learning Inc.
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Cosmo (formerly ClassUp) screenshot #8 for iPhone
iphone
ipad
🧾$0.99 - $74.99
In-App Purchase↘︎
📌Ready
Reviews summary↘︎
⭐151
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🎪1 available
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❓5 answered
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About

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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What users say

Summarized from real user reviews of Cosmo (formerly ClassUp). Based on 857 reviews and a 4.5/5 average, it highlights the 5 positives and 4 negatives reviewers mention most about this Education app.

Positive things

  • 👍Awesome teachers
  • 🚀Personalized learning
  • 💡Engaging and fun lessons
  • 🚀Flexible scheduling
  • 👍Knowledgeable and professional tutors

Negative things

  • 🐛Scheduling issues and class cancellations
  • 💰Expensive pricing
  • 🤯Poor customer service and communication
  • 🐛Technical issues with app and connectivity
See all reviews

What's New in Cosmo (formerly ClassUp)

1.54.0

July 24, 2026

Performance improvements

3

In-App Purchases

$74.99

3 one-on-one classes

3 one-on-one classes

Events

Read more about Cosmo: Your AI Study Buddy
Event EndedMajor Update

Cosmo: Your AI Study Buddy

Join Cosmo for fun, AI-powered learning!

Mar 10, 2025 — Mar 27, 2025

Read More

See All

User reviews

Most RecentHighest RatedLowest Rated

My kids, love, ClassUp and the teacher, Mr. Brian

He is wonderful teacher I wouldn’t ask for anyone else the way he teaches my kids. It’s another level. They look forward to the class communicating with him learning from him. This is the best decision we ever made for the kids specially, on the summertime. I’m very grateful to Mr. Brian and signing up with ClassUp I would recommend it to any mothers for out. There is amazing program for the kids to learn reading and writing.
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DhooleyDhooley

Nathan

The best app ever
littlekid830littlekid830

This is such a fun class app my kid is aldready learning so fast

Thanks for the app
Please blooketPlease blooket

100

Good
ThighnkufThighnkuf

Cosmo is for sure the BEST

You can learn many things in Cosmo from Reading to Writing and Math all of these helps students who need help catch up to their grade level or even go past their grade level. I would DEFFINETLY recommend Cosmo.
Bella-Rose KellyBella-Rose Kelly
See 146 more reviews

Developer apps

ClassUp for Consultant
ClassUp for Consultant

by Algorithm of Learning Inc.

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Tutor Assistant
Tutor Assistant

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Cosmo Teacher
Cosmo Teacher

Smart AI, Real Teachers

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(36)

Free
Gakku: AI Learning Coach
Gakku: AI Learning Coach

Writing & Thinking, Ages 6-16

📚 Education

(17)

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See developer apps

User experience

🐞

Reported Bugs

3 issues

Frequent class cancellations

Bug

Billing and refund issues

Bug

Unreliable internet connectivity during classes

Bug
✨

Requested Features

4 requests

More affordable pricing options

Feature

Improved scheduling and class management

Feature

Better communication with parents

Feature

Enhanced technical stability and reliability

Feature

FAQ

What does Cosmo do?

Cosmo is an AI-powered education system that combines live 1-on-1 classes with real teachers and smart AI to create personalized learning experiences. It offers features like adaptive learning plans, instant homework help, and an AI writing tool to support students.

How does the AI help with learning?

The AI in Cosmo creates personalized weekly learning roadmaps that adapt to a student's pace and progress. It also provides instant homework help, step-by-step solutions, and can even offer encouragement. Additionally, an AI writing tool assists with grammar, style, and revision tips for assignments.

Can I choose my teacher?

Yes, you have the option to pick your favorite teacher from a roster of verified educators. Alternatively, the system can match students with teachers based on their individual learning style and goals.

What subjects does Cosmo cover?

Cosmo offers unlimited practice and instant feedback for Math and ELA (English Language Arts) at all skill levels. The platform aims to make learning these subjects engaging and accessible anytime, anywhere.

How is progress tracked?

Progress is tracked through a dedicated dashboard that provides color-coded reports updated monthly. These reports highlight mastered skills and areas where a student can focus on growth, offering a clear overview of their development.