# Stepik vs Java to Kotlin

The clearest difference is in-app purchases: Java to Kotlin at none against Stepik's 10. Stepik's advantage is device support (4 vs 2). On price, ads and iOS requirement there is nothing between them.

Both are free to download. Stepik sells 10 one-off in-app purchases. Java to Kotlin asks for nothing beyond the download.

## The numbers

| Metric | Stepik | Java to Kotlin |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (908 ratings)](https://appshunter.io/ios/app/stepik-best-online-courses/id1064581926/reviews)** | — |
| Number of ratings | **908** | — |
| Positive reviews | 68.6% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Weekly | — |
| Monetization | Free with in-app purchases | — |
| Size | 122 MB | 2 MB |
| Requires iOS | **12.0** | 13.4 |
| Devices | **iPhone, iPad, iPod, Apple TV** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Iuliia Tikhokhod](https://appshunter.io/developer/1751367646) | [Little World](https://appshunter.io/developer/1521130475) |

## What reviewers say

### Stepik

[App page](https://appshunter.io/ios/app/stepik-best-online-courses/id1064581926)

Access a vast marketplace of online courses with video lectures and practical assignments. Download content for offline learning and study a wide range of subjects from leading institutions and companies.

**Highlights:** Online course marketplace, Video lectures, Practical assignments, Offline content download, Courses from IT companies and universities, Diverse subject offerings

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Course Tier 78 | $299.99 | one-time |
| Course Tier 79 | $349.99 | one-time |
| Course Tier 80 | $399.99 | one-time |
| Course Tier 81 | $449.99 | one-time |
| Course Tier 82 | $499.99 | one-time |
| Course Tier 83 | $599.99 | one-time |
| Course Tier 84 | $699.99 | one-time |
| Course Tier 85 | $799.99 | one-time |
| Course Tier 86 | $899.99 | one-time |
| Course Tier 87 | $999.99 | one-time |

**What reviewers like**

- 👍 Convenient and user-friendly
- 💡 Variety of interesting courses
- 🚀 Efficient learning platform
- 🙏 Helpful and supportive developers

**What reviewers complain about**

- 🐛 Frequent crashes and stability issues
- 🔌 Problems with video playback and loading
- 🔄 App freezes when rotating the screen

**Reported bugs**

- App crashes on iOS 18
- Videos not loading on iPhone XR
- Landscape mode causes app to crash

**Requested features**

- Offline mode for courses
- Language selection options
- Improved performance and stability


### Java to Kotlin

[App page](https://appshunter.io/ios/app/java-to-kotlin/id1521130473)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Stepik free?

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

### Is Java to Kotlin free?

Java to Kotlin is free to download, with no in-app purchases.

### Do Stepik or Java to Kotlin have ads?

Neither Stepik nor Java to Kotlin 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.*