# Programming Hub vs Java to Kotlin

The clearest difference is in-app purchases: Java to Kotlin at none against Programming Hub's 11. Java to Kotlin also leads on iOS requirement (13.4 vs 16.0). On price, ads and device support there is nothing between them.

Both are free to download. Programming Hub sells 11 in-app purchases, starting at $1.49 per year. Java to Kotlin asks for nothing beyond the download.

## The numbers

| Metric | Programming Hub | Java to Kotlin |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (9.8K ratings)](https://appshunter.io/ios/app/programming-hub-learn-coding/id1049691226/reviews)** | — |
| Number of ratings | **9.8K** | — |
| Positive reviews | 72.4% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | — |
| Monetization | Free with in-app purchases | — |
| Size | 84 MB | 2 MB |
| Requires iOS | 16.0 | **13.4** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Rightsol Private Limited](https://appshunter.io/developer/1635771188) | [Little World](https://appshunter.io/developer/1521130475) |

## What reviewers say

### Programming Hub

[App page](https://appshunter.io/ios/app/programming-hub-learn-coding/id1049691226)

Learn to code through interactive, game-like lessons. Access over 5000 code examples and 35+ courses in various programming languages, all within a single app. Practice and build your skills with the world's fastest compiler.

**Highlights:** Interactive coding lessons, 5000+ code examples, 35+ programming courses, Fastest compiler on iOS, Concept-based illustrations, Categorized program view

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

**In-app purchases (11)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PRO for 1 year with discount | $1.49 | per year |
| PRO access for 1 year Display | $1.99 | per month |
| VIP Access | $5.99 | per 3 months |
| 1 Month Coding Pass | $9.99 | per month |
| PRO membership for 3 months | $14.49 | per 3 months |
| Pro access for 1 year | $18.99 | per year |
| PRO access for 1 year + Trial | $29.49 | per year |
| PRO membership 1 year 75% OFF | $31.99 | per year |
| 365 Days of Unlimited Coding | $44.95 | per year |
| Lifetime Upgrade | $19.99 | one-time |
| Unlock PRO: Lifetime Access | $39.99 | one-time |

**What reviewers like**

- 👍 Easy to understand lessons
- 🚀 Bite-sized learning content
- 💡 Wide variety of courses
- 🎓 Provides certificates upon completion
- 👍 Good for beginners

**What reviewers complain about**

- 🐛 Buggy app with crashes and glitches
- 🔒 Issues with pro access and purchases
- 🤔 Lack of depth in some courses
- 🔍 Unclear free vs. paid content separation
- 🔧 Poor customer support responsiveness

**Reported bugs**

- Courses not loading or crashing
- Certificates not being awarded properly
- Inconsistent behavior with pro access
- Bugs in test/quiz functionality

**Requested features**

- Add more advanced programming courses
- Improve progress tracking and syncing across devices
- Implement a dark mode option
- Allow skipping of lessons and more flexibility in navigation


### 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 Programming Hub free?

Programming Hub 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 Programming Hub or Java to Kotlin have ads?

Neither Programming Hub 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.*