# CloudLabs Saving the Earth vs Česky

The clearest difference is in-app purchases: CloudLabs Saving the Earth at none against Česky's 3. CloudLabs Saving the Earth also leads on iOS requirement (11.0 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. Česky sells 3 in-app purchases, starting at $4.99 per month. CloudLabs Saving the Earth asks for nothing beyond the download.

## The numbers

| Metric | CloudLabs Saving the Earth | Česky |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/cesky-learn-czech-from-zero/id6802567584/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 3 days |
| Monetization | — | Freemium |
| Size | 235 MB | 153 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 12+ |
| Developer | [Jiovany Orozco](https://appshunter.io/developer/1114670847) | [OLEKSANDR TUROVSKYI](https://appshunter.io/developer/6802567586) |

## What reviewers say

### CloudLabs Saving the Earth

[App page](https://appshunter.io/ios/app/cloudlabs-saving-the-earth/id6470089029)

**Features:** macOS Compatibility

**In-app purchases:** none


### Česky

[App page](https://appshunter.io/ios/app/cesky-learn-czech-from-zero/id6802567584)

Master the Czech language from beginner to B2 level with comprehensive lessons covering grammar, vocabulary, and pronunciation. Practice speaking and writing with AI feedback, and review words using a spaced-repetition system. Enjoy interactive learning with gamified elements and real-world dialogues.

**Highlights:** Structured A1-B2 course, Grammar explanations in plain language, Vocabulary with audio, AI pronunciation and writing feedback, Spaced-repetition review, Beginner reading stories, Gamified motivation elements

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Česky Premium | $4.99 | per month |
| Česky Premium: Year, Discounted | $23.99 | per year |
| Česky Premium — Yearly | $39.99 | per year |


## Frequently asked questions

### Is CloudLabs Saving the Earth free?

CloudLabs Saving the Earth is free to download, with no in-app purchases.

### Is Česky free?

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

### Do CloudLabs Saving the Earth or Česky have ads?

Neither CloudLabs Saving the Earth nor Česky shows ads.

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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.*