# Cosmo (formerly ClassUp) vs Robert Treat Academy

The clearest difference is in-app purchases: Robert Treat Academy at none against Cosmo (formerly ClassUp)'s 2. Robert Treat Academy also leads on rating (4.8 vs 4.5). Cosmo (formerly ClassUp)'s advantage is update cadence (every 9 days vs every 3 months) and ratings volume (914 vs 4). On price, ads and iOS requirement there is nothing between them.

Both are free to download. Cosmo (formerly ClassUp) sells 2 one-off in-app purchases. Robert Treat Academy asks for nothing beyond the download.

Robert Treat Academy holds the better App Store score, 4.8 against 4.5. That said, the two scores are not equally well evidenced: Cosmo (formerly ClassUp) has 914 ratings behind it against 4, so its average is the more settled of the two.

Cosmo (formerly ClassUp) ships an update every 9 days, Robert Treat Academy every 3 months. The most recent releases landed on October 30, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Cosmo (formerly ClassUp) | Robert Treat Academy |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (914 ratings)](https://appshunter.io/ios/app/cosmo-formerly-classup/id1624007748/reviews) | **[4.8 (4 ratings)](https://appshunter.io/ios/app/robert-treat-academy/id6502909786/reviews)** |
| Number of ratings | **914** | 4 |
| Positive reviews | 80.1% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 9 days** | Every 3 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 408 MB | 144 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Algorithm of Learning Inc.](https://appshunter.io/developer/1787524245) | [Robert Treat Academy Charter School](https://appshunter.io/developer/1747320348) |

## What reviewers say

### Cosmo (formerly ClassUp)

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

This app offers a future-ready education system combining AI and real teachers for personalized learning. It provides live 1-on-1 classes, flexible scheduling, AI-powered study assistance, and progress tracking to foster confident, 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 assistant for assignments, Unlimited math and ELA practice, Progress tracking dashboard, Flexible 24/7 scheduling

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| First Class | $0.99 | one-time |
| Test 20 lessons package | $0.99 | 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


### Robert Treat Academy

[App page](https://appshunter.io/ios/app/robert-treat-academy/id6502909786)

Stay informed about school events, receive customized notifications for your student's organizations, and access weekly cafeteria menus. Get district updates and easily find staff and department contact information.

**Highlights:** Event calendar integration, Customizable notifications, Weekly cafeteria menus, Live district updates, Staff and department directory

**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 Robert Treat Academy free?

Robert Treat Academy is free to download, with no in-app purchases.

### Which has better reviews, Cosmo (formerly ClassUp) or Robert Treat Academy?

Robert Treat Academy is rated higher. Cosmo (formerly ClassUp) averages 4.5 out of 5 from 914 ratings, while Robert Treat Academy averages 4.8 from 4 ratings.

### Do Cosmo (formerly ClassUp) or Robert Treat Academy have ads?

Neither Cosmo (formerly ClassUp) nor Robert Treat Academy shows ads.

### Which is updated more often, Cosmo (formerly ClassUp) or Robert Treat Academy?

Cosmo (formerly ClassUp) ships an update every 9 days, and Robert Treat Academy every 3 months. Most recently, Cosmo (formerly ClassUp) was updated on October 30, 2026 and Robert Treat Academy on October 24, 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.*