# Kotlin Tutorial vs Learning Delphi

The clearest difference is ads: Learning Delphi at none against Kotlin Tutorial's shown. Kotlin Tutorial's advantage is iOS requirement (12.0 vs 15.0). On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. Kotlin Tutorial sells 1 in-app purchase, starting at $0.99 per month and Learning Delphi sells 4 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Kotlin Tutorial ships an update every 4 weeks, Learning Delphi monthly. The most recent releases landed on September 29, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | Kotlin Tutorial | Learning Delphi |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (3 ratings)](https://appshunter.io/ios/app/kotlin-tutorial/id6479207184/reviews)** | — |
| Number of ratings | **3** | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 4 weeks** | Monthly |
| Monetization | Free with in-app purchases | — |
| Size | 29 MB | 129 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Jayotsanaben Hadiya](https://appshunter.io/developer/1662594833) | [Airton Siqueira de Freitas](https://appshunter.io/developer/1809776051) |

## What reviewers say

### Kotlin Tutorial

[App page](https://appshunter.io/ios/app/kotlin-tutorial/id6479207184)

Learn Kotlin programming with this app, covering basic to advanced concepts. It includes practice programs, interview questions, and an online compiler for hands-on learning. Ideal for beginners and professionals.

**Highlights:** Basic and advanced Kotlin concepts, Practice programs, Interview questions and answers, Online Kotlin compiler, 50+ Kotlin program examples

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Pro Access | $0.99 | per month |


### Learning Delphi

[App page](https://appshunter.io/ios/app/learning-delphi/id6794718580)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full access | $1.99 | one-time |
| Full access discount | $1.99 | one-time |
| CERTIFICATE | $2.99 | one-time |
| FULL PASS ALL APPS | $17.99 | one-time |


## Frequently asked questions

### Is Kotlin Tutorial free?

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

### Is Learning Delphi free?

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

### Do Kotlin Tutorial or Learning Delphi have ads?

Kotlin Tutorial shows ads; Learning Delphi does not.

### Which is updated more often, Kotlin Tutorial or Learning Delphi?

Kotlin Tutorial ships an update every 4 weeks, and Learning Delphi monthly. Most recently, Kotlin Tutorial was updated on September 29, 2026 and Learning Delphi on September 28, 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.*