# Cosmo (formerly ClassUp) vs NorthSouth Spelling!!!

The clearest difference is rating: Cosmo (formerly ClassUp) at 4.5 against NorthSouth Spelling!!!'s 3.5. Cosmo (formerly ClassUp) also leads on ratings volume (927 vs 2). NorthSouth Spelling!!!'s advantage is iOS requirement (8.0 vs 15.0). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Cosmo (formerly ClassUp) sells 2 one-off in-app purchases and NorthSouth Spelling!!! sells 4 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Cosmo (formerly ClassUp) holds the better App Store score, 4.5 against 3.5. That said, the two scores are not equally well evidenced: Cosmo (formerly ClassUp) has 927 ratings behind it against 2, so its average is the more settled of the two.

Cosmo (formerly ClassUp) ships an update every 9 days, NorthSouth Spelling!!! weekly. The most recent releases landed on November 12, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Cosmo (formerly ClassUp) | NorthSouth Spelling!!! |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (927 ratings)](https://appshunter.io/ios/app/cosmo-formerly-classup/id1624007748/reviews)** | [3.5 (2 ratings)](https://appshunter.io/ios/app/northsouth-spelling/id6478762119/reviews) |
| Number of ratings | **927** | 2 |
| Positive reviews | 80.1% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 9 days | **Weekly** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 408 MB | 51 MB |
| Requires iOS | 15.0 | **8.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Algorithm of Learning Inc.](https://appshunter.io/developer/1787524245) | [S3N Software Group LLC](https://appshunter.io/developer/1645735086) |

## 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


### NorthSouth Spelling!!!

[App page](https://appshunter.io/ios/app/northsouth-spelling/id6478762119)

Learn spelling from a Guinness World Record holder. This educational app offers a unique approach to mastering words, inspired by a young champion's success. It's designed to help users improve their spelling skills through engaging methods.

**Highlights:** Spelling practice, Inspired by world record holder, Educational content, Word mastery, Skill improvement

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Intermediate Vocabulary Bee | $19.99 | one-time |
| Junior Vocabulary Bee | $19.99 | one-time |
| Junior Spelling Bee | $19.99 | one-time |
| Senior Spelling Bee | $19.99 | one-time |


## Frequently asked questions

### Is Cosmo (formerly ClassUp) free?

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

### Is NorthSouth Spelling!!! free?

NorthSouth Spelling!!! is free to download, with in-app purchases available.

### Which has better reviews, Cosmo (formerly ClassUp) or NorthSouth Spelling!!!?

Cosmo (formerly ClassUp) is rated higher. Cosmo (formerly ClassUp) averages 4.5 out of 5 from 927 ratings, while NorthSouth Spelling!!! averages 3.5 from 2 ratings.

### Do Cosmo (formerly ClassUp) or NorthSouth Spelling!!! have ads?

Neither Cosmo (formerly ClassUp) nor NorthSouth Spelling!!! shows ads.

### Which is updated more often, Cosmo (formerly ClassUp) or NorthSouth Spelling!!!?

Cosmo (formerly ClassUp) ships an update every 9 days, and NorthSouth Spelling!!! weekly. Most recently, Cosmo (formerly ClassUp) was updated on November 12, 2026 and NorthSouth Spelling!!! on November 4, 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.*