# Cosmo (formerly ClassUp) vs Codeyoung

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.

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

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.

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.

## The numbers

| Metric | Cosmo (formerly ClassUp) | Codeyoung |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (879 ratings)](https://appshunter.io/ios/app/cosmo-formerly-classup/id1624007748/reviews)** | [3.9 (48 ratings)](https://appshunter.io/ios/app/codeyoung/id6475965042/reviews) |
| Number of ratings | **879** | 48 |
| Positive reviews | **80.1% of reviews** | 40.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 9 days** | Every 3 weeks |
| Monetization | Free with in-app purchases | **Free** |
| Size | 408 MB | 47 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Algorithm of Learning Inc.](https://appshunter.io/developer/1787524245) | [Codeyoung](https://appshunter.io/developer/1725480343) |

## What reviewers say

### Cosmo (formerly ClassUp)

[App page](https://appshunter.io/ios/app/cosmo-formerly-classup/id1624007748)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| First Class | $0.99 | one-time |
| Test 20 lessons package | $0.99 | one-time |
| 3 one-on-one classes | $74.99 | one-time |

**What reviewers like**

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

**What reviewers complain about**

- 🐛 Scheduling issues and class cancellations
- 💰 Expensive pricing
- 🤯 Poor customer service and communication
- 🐛 Technical issues with app and connectivity

**Reported bugs**

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

**Requested features**

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


### Codeyoung

[App page](https://appshunter.io/ios/app/codeyoung/id6475965042)

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:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked 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.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*