# Keijaoh Tutorials vs Learn Kotlin

The clearest difference is in-app purchases: Keijaoh Tutorials at none against Learn Kotlin's 4. Keijaoh Tutorials also leads on ads (none vs shown). Learn Kotlin's advantage is update cadence (every 3 weeks vs every 6 months) and iOS requirement (15.1 vs 17.0). On price and device support there is nothing between them.

Both are free to download. Learn Kotlin sells 4 in-app purchases, starting at $4.99 per 7 days. Keijaoh Tutorials asks for nothing beyond the download.

Keijaoh Tutorials ships an update every 6 months, Learn Kotlin every 3 weeks. The most recent releases landed on October 13, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Keijaoh Tutorials | Learn Kotlin |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/keijaoh-tutorials/id1610343608/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 6 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 11 MB | 71 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Keijaoh Campbell](https://appshunter.io/developer/1528857942) | [MEHMET CANKER (TR)](https://appshunter.io/developer/1565350155) |

## What reviewers say

### Keijaoh Tutorials

[App page](https://appshunter.io/ios/app/keijaoh-tutorials/id1610343608)

Access expert tutorials on programming, math, and business. Explore insightful blogs and academic discussions to deepen your understanding and stay current with your chosen fields. This app offers a comprehensive platform for continuous learning and personal growth.

**Highlights:** Expert tutorials on Swift and SwiftUI, Backend technology guidance, Calculus lessons, Business and Computer Science blogs, Discussions on academic papers

**Features:** macOS Compatibility

**In-app purchases:** none


### Learn Kotlin

[App page](https://appshunter.io/ios/app/learn-kotlin-jvm-and-compose/id6739499371)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Subscription | $4.99 | per 7 days |
| Monthly Subscription | $6.99 | per month |
| Yearly Subscription | $24.99 | per year |
| Lifetime Subscription | $59.99 | one-time |


## Frequently asked questions

### Is Keijaoh Tutorials free?

Keijaoh Tutorials is free to download, with no in-app purchases.

### Is Learn Kotlin free?

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

### Do Keijaoh Tutorials or Learn Kotlin have ads?

Learn Kotlin shows ads; Keijaoh Tutorials does not.

### Which is updated more often, Keijaoh Tutorials or Learn Kotlin?

Keijaoh Tutorials ships an update every 6 months, and Learn Kotlin every 3 weeks. Most recently, Keijaoh Tutorials was updated on October 13, 2026 and Learn Kotlin on October 7, 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.*