# Klass vs Cosmos Tutorial

The clearest difference is in-app purchases: Cosmos Tutorial at none against Klass's 1. Cosmos Tutorial also leads on iOS requirement (15.1 vs 18.3). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Klass sells 1 one-off in-app purchase. Cosmos Tutorial asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 3 months. The most recent releases landed on September 25, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Klass | Cosmos Tutorial |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 months | Every 3 months |
| Size | 5 MB | 35 MB |
| Requires iOS | 18.3 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Vu Huynh](https://appshunter.io/developer/1869193254) | [MUKKERLA DHATHRISH](https://appshunter.io/developer/6775464841) |

## What reviewers say

### Klass

[App page](https://appshunter.io/ios/app/klass-tuition-and-class/id6761923215)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Klass Pro Lifetime | $4.99 | one-time |


### Cosmos Tutorial

[App page](https://appshunter.io/ios/app/cosmos-tutorial/id6775464839)

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

**In-app purchases:** none


## Frequently asked questions

### Is Klass free?

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

### Is Cosmos Tutorial free?

Cosmos Tutorial is free to download, with no in-app purchases.

### Do Klass or Cosmos Tutorial have ads?

Neither Klass nor Cosmos Tutorial shows ads.

### Which is updated more often, Klass or Cosmos Tutorial?

Klass ships an update every 3 months, and Cosmos Tutorial every 3 months. Most recently, Klass was updated on September 25, 2026 and Cosmos Tutorial on October 1, 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.*