# Cosmo (formerly ClassUp) vs Baetho

The clearest difference is ratings volume: Cosmo (formerly ClassUp) at 879 against Baetho's 3. Cosmo (formerly ClassUp) also leads on update cadence (every 9 days vs every 3 weeks). Baetho's advantage is review sentiment (100% vs 80%) and iOS requirement (13.0 vs 15.0). On price, rating, ads and in-app purchases there is nothing between them.

Both are free to download. Cosmo (formerly ClassUp) sells 3 one-off in-app purchases and Baetho sells 4 in-app purchases, starting at $1.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Baetho holds the better App Store score, 4.7 against 4.5. That said, the two scores are not equally well evidenced: Cosmo (formerly ClassUp) has 879 ratings behind it against 3, 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 100% of Baetho's.

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

## The numbers

| Metric | Cosmo (formerly ClassUp) | Baetho |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (879 ratings)](https://appshunter.io/ios/app/cosmo-formerly-classup/id1624007748/reviews) | **[4.7 (3 ratings)](https://appshunter.io/ios/app/baetho-the-activity-store/id6447284412/reviews)** |
| Number of ratings | **879** | 3 |
| Positive reviews | 80.1% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 9 days** | Every 3 weeks |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 408 MB | 106 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Algorithm of Learning Inc.](https://appshunter.io/developer/1787524245) | [Baetho Technologies Private Limited](https://appshunter.io/developer/1716151036) |

## 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


### Baetho

[App page](https://appshunter.io/ios/app/baetho-the-activity-store/id6447284412)

Discover a curated library of interactive, educational activities for children aged 2.5-9. Developed by teachers, these engaging lessons cover English, Math, and Science, ensuring a safe and fun learning experience.

**Highlights:** Interactive educational activities, Content for ages 2.5-9, Covers English, Math, and Science, Teacher-created content, Child-appropriate content review, Monthly new activity releases, Adventure Academy courses

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Baetho Premium | $1.99 | per 7 days |
| Baetho Premium | $16.49 | per 3 months |
| Baetho Premium | $21.99 | per 6 months |
| Baetho Premium | $24.49 | per year |


## Frequently asked questions

### Is Cosmo (formerly ClassUp) free?

Cosmo (formerly ClassUp) is free to download, with in-app purchases available.

### Is Baetho free?

Baetho is free to download, with in-app purchases available.

### Which has better reviews, Cosmo (formerly ClassUp) or Baetho?

Baetho is rated higher. Cosmo (formerly ClassUp) averages 4.5 out of 5 from 879 ratings, while Baetho averages 4.7 from 3 ratings.

### Do Cosmo (formerly ClassUp) or Baetho have ads?

Neither Cosmo (formerly ClassUp) nor Baetho shows ads.

### Which is updated more often, Cosmo (formerly ClassUp) or Baetho?

Cosmo (formerly ClassUp) ships an update every 9 days, and Baetho every 3 weeks. Most recently, Cosmo (formerly ClassUp) was updated on September 24, 2026 and Baetho on September 9, 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.*