# Learn Java vs SDET Interview Coach

The clearest difference is in-app purchases: Learn Java at none against SDET Interview Coach's 2. Learn Java also leads on iOS requirement (12.0 vs 15.1). SDET Interview Coach's advantage is update cadence (every 3 days vs every 3 months). On price, ads and device support there is nothing between them.

Both are free to download. SDET Interview Coach sells 2 in-app purchases, starting at $5.99 per month. Learn Java asks for nothing beyond the download.

Learn Java ships an update every 3 months, SDET Interview Coach every 3 days. The most recent releases landed on June 1, 2026 and September 5, 2026 respectively.

## The numbers

| Metric | Learn Java | SDET Interview Coach |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.0 (1 ratings)](https://appshunter.io/ios/app/learn-java-onepercent/id1539369814/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 days** |
| Monetization | Free | — |
| Size | 29 MB | 44 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [OnePercent](https://appshunter.io/developer/1536020418) | [Mitchell Agoma](https://appshunter.io/developer/1863538002) |

## What reviewers say

### Learn Java

[App page](https://appshunter.io/ios/app/learn-java-onepercent/id1539369814)

Master Java programming from beginner to advanced topics with interactive lessons, quizzes, and interview preparation. This ad-free tutorial offers a clear, step-by-step learning experience for career or hobbyist developers.

**Highlights:** Comprehensive Java lessons, Interview preparation questions, Interactive quizzes, Demo programs for visualization, Clear syntax explanations, Ad-free learning experience

**Features:** macOS Compatibility

**In-app purchases:** none


### SDET Interview Coach

[App page](https://appshunter.io/ios/app/sdet-interview-coach/id6763396692)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SDET Coach Pro - Monthly | $5.99 | per month |
| SDET Coach Pro - Annual | $69.99 | per year |


## Frequently asked questions

### Is Learn Java free?

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

### Is SDET Interview Coach free?

SDET Interview Coach is free to download, with in-app purchases available.

### Do Learn Java or SDET Interview Coach have ads?

Neither Learn Java nor SDET Interview Coach shows ads.

### Which is updated more often, Learn Java or SDET Interview Coach?

Learn Java ships an update every 3 months, and SDET Interview Coach every 3 days. Most recently, Learn Java was updated on June 1, 2026 and SDET Interview Coach on September 5, 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.*