# Java vs Java Data Structures & Algo

The clearest difference is update cadence: Java Data Structures & Algo at every 3 months against Java's every 22 months. Java's advantage is iOS requirement (13.0 vs 16.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Java ships an update every 22 months, Java Data Structures & Algo every 3 months. The most recent releases landed on September 25, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | Java | Java Data Structures & Algo |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 22 months | **Every 3 months** |
| Size | 20 MB | 18 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Eberhard Heuel](https://appshunter.io/developer/881793184) | [ALG Software Lab](https://appshunter.io/developer/1650561236) |

## What reviewers say

### Java

[App page](https://appshunter.io/ios/app/java-webanwendungen/id1169469283)

**Features:** macOS Compatibility

**In-app purchases:** none


### Java Data Structures & Algo

[App page](https://appshunter.io/ios/app/java-data-structures-and-algo/id6756706722)

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

**In-app purchases:** none


## Frequently asked questions

### Is Java free?

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

### Is Java Data Structures & Algo free?

Java Data Structures & Algo is free to download, with no in-app purchases.

### Do Java or Java Data Structures & Algo have ads?

Neither Java nor Java Data Structures & Algo shows ads.

### Which is updated more often, Java or Java Data Structures & Algo?

Java ships an update every 22 months, and Java Data Structures & Algo every 3 months. Most recently, Java was updated on September 25, 2026 and Java Data Structures & Algo on September 27, 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.*