# Kotlin Programming Compiler vs Learn Java

The clearest difference is ads: Learn Java at none against Kotlin Programming Compiler's shown. Learn Java also leads on ratings volume (33 vs 7). Kotlin Programming Compiler's advantage is iOS requirement (12.0 vs 18.0). On price, rating, review sentiment and update cadence there is nothing between them.

Both are free to download. Kotlin Programming Compiler sells 1 one-off in-app purchase and Learn Java sells 7 in-app purchases, starting at $3.99 per 7 days. 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 Kotlin Programming Compiler against 4.5 for Learn Java. Both are backed by a comparable volume of ratings — 7 and 33 respectively. Written reviews are what separate them: 63% of Kotlin Programming Compiler's written reviews are positive against 65% of Learn Java's.

Kotlin Programming Compiler ships an update every 2 months, Learn Java every 6 weeks. The most recent releases landed on September 25, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | Kotlin Programming Compiler | Learn Java |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (7 ratings)](https://appshunter.io/ios/app/kotlin-programming-compiler/id1450611634/reviews)** | [4.5 (33 ratings)](https://appshunter.io/ios/app/learn-java-easycoder/id1496551793/reviews) |
| Number of ratings | 7 | **33** |
| Positive reviews | 62.5% of reviews | **64.7% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 6 weeks** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 20 MB | 34 MB |
| Requires iOS | **12.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Ketan Appa](https://appshunter.io/developer/576435759) | [Albert Aikins-Mensah](https://appshunter.io/developer/1496551792) |

## What reviewers say

### Kotlin Programming Compiler

[App page](https://appshunter.io/ios/app/kotlin-programming-compiler/id1450611634)

Write and execute Kotlin code directly on your mobile device. This app is designed for learning and testing code snippets with features like syntax highlighting and a custom keyboard. It allows you to compile, run, and share your Kotlin files.

**Highlights:** Compile and run Kotlin programs, View program output and errors, Custom keyboard for easy input, Advanced source code editor, Syntax highlighting and line numbers, Open, save, import, and share files

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Upgrade | $2.99 | one-time |


### Learn Java

[App page](https://appshunter.io/ios/app/learn-java-easycoder/id1496551793)

Learn Java programming through simplified video tutorials, interactive activities, and quizzes. This app offers a structured course covering fundamental concepts to advanced topics, with a built-in code editor for practical application. Track your progress and test your skills with challenges.

**Highlights:** Video tutorials, Interactive activities, Quizzes, Java code editor, Progress tracking, Programming challenges

**Features:** macOS Compatibility

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium Access | $3.99 | per 7 days |
| Monthly Premium Access | $9.99 | per month |
| Bronze Value | $6.99 | one-time |
| Unlimited Value | $8.99 | one-time |
| Silver Value | $9.99 | one-time |
| Gold Value | $9.99 | one-time |
| Lifetime Unlimited | $39.99 | one-time |


## Frequently asked questions

### Is Kotlin Programming Compiler free?

Kotlin Programming Compiler is free to download, with in-app purchases available.

### Is Learn Java free?

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

### Which has better reviews, Kotlin Programming Compiler or Learn Java?

Kotlin Programming Compiler is rated higher. Kotlin Programming Compiler averages 4.6 out of 5 from 7 ratings, while Learn Java averages 4.5 from 33 ratings.

### Do Kotlin Programming Compiler or Learn Java have ads?

Kotlin Programming Compiler shows ads; Learn Java does not.

### Which is updated more often, Kotlin Programming Compiler or Learn Java?

Kotlin Programming Compiler ships an update every 2 months, and Learn Java every 6 weeks. Most recently, Kotlin Programming Compiler was updated on September 25, 2026 and Learn Java on September 9, 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.*