# Cuemath vs Cosmo (formerly ClassUp)

The clearest difference is ads: Cosmo (formerly ClassUp) at none against Cuemath's shown. Cuemath's advantage is ratings volume (3.2K vs 879) and iOS requirement (12.0 vs 15.0). On price, rating, review sentiment and update cadence there is nothing between them.

Both are free to download. Cuemath sells 4 in-app purchases, starting at $10.00 per month and Cosmo (formerly ClassUp) sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.6 for Cuemath against 4.5 for Cosmo (formerly ClassUp). Both are backed by a comparable volume of ratings — 3.2K and 879 respectively. Written reviews are what separate them: 76% of Cuemath's written reviews are positive against 80% of Cosmo (formerly ClassUp)'s.

Cuemath ships an update every 8 days, Cosmo (formerly ClassUp) every 9 days. The most recent releases landed on September 23, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | Cuemath | Cosmo (formerly ClassUp) |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (3.2K ratings)](https://appshunter.io/ios/app/cuemath-math-learning-games/id1469210554/reviews)** | [4.5 (879 ratings)](https://appshunter.io/ios/app/cosmo-formerly-classup/id1624007748/reviews) |
| Number of ratings | **3.2K** | 879 |
| Positive reviews | 75.5% of reviews | **80.1% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 8 days** | Every 9 days |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 79 MB | 408 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Cuelearn Pvt. Ltd.](https://appshunter.io/developer/1180031217) | [Algorithm of Learning Inc.](https://appshunter.io/developer/1787524245) |

## What reviewers say

### Cuemath

[App page](https://appshunter.io/ios/app/cuemath-math-learning-games/id1469210554)

This app offers daily math practice and engaging games for children in grades 2-9. It focuses on building strong mathematical fitness through conceptual understanding, reasoning, memory, application, and fluency. The platform provides personalized workouts and brain training activities to foster confidence and problem-solving skills.

**Highlights:** Daily math practice, Interactive math games, Conceptual understanding, Reasoning and problem-solving, Personalized learning, Brain training activities, Progress tracking

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MathGym Infinite-Individual Monthly | $10.00 | per month |
| Cuemath Infinite Monthly | $15.00 | per month |
| MathGym Infinite-Individual Yearly | $99.00 | per year |
| Cuemath Infinite Yearly | $119.99 | per year |

**What reviewers like**

- 👍 Fun and engaging
- 🚀 Helps improve math skills
- 😊 Great for kids
- 🤓 Challenging and educational
- 💪 Develops problem-solving abilities

**What reviewers complain about**

- 🐛 App crashes and freezes
- ⏱️ Strict time limits can be stressful
- 🤔 Some questions not age-appropriate
- 📞 Aggressive marketing with constant calls/texts

**Reported bugs**

- Login issues and account setup problems
- Compatibility problems on certain devices
- Incorrect answers or feedback in the app

**Requested features**

- More game options and variety
- Ability to practice at own pace
- Clearer performance tracking and progress reports
- Better customer support and communication


### 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


## Frequently asked questions

### Is Cuemath free?

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

### Is Cosmo (formerly ClassUp) free?

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

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

Cuemath is rated higher. Cuemath averages 4.6 out of 5 from 3.2K ratings, while Cosmo (formerly ClassUp) averages 4.5 from 879 ratings.

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

Cuemath shows ads; Cosmo (formerly ClassUp) does not.

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

Cuemath ships an update every 8 days, and Cosmo (formerly ClassUp) every 9 days. Most recently, Cuemath was updated on September 23, 2026 and Cosmo (formerly ClassUp) on September 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.*