# C++ Data Structures & Algo vs CS++ Java IDE

The clearest difference is in-app purchases: C++ Data Structures & Algo at none against CS++ Java IDE's 1. CS++ Java IDE's advantage is update cadence (every 2 weeks vs every 3 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. CS++ Java IDE sells 1 one-off in-app purchase. C++ Data Structures & Algo asks for nothing beyond the download.

C++ Data Structures & Algo ships an update every 3 months, CS++ Java IDE every 2 weeks. The most recent releases landed on September 7, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | C++ Data Structures & Algo | CS++ Java IDE |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/cs-plus-plus-java-ide/id6763799792/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 18 MB | 32 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [ALG Software Lab](https://appshunter.io/developer/1650561236) | [Kevin Hare](https://appshunter.io/developer/1343264116) |

## What reviewers say

### C++ Data Structures & Algo

[App page](https://appshunter.io/ios/app/c-plus-plus-data-structures-and-algo/id6756428007)

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

**In-app purchases:** none


### CS++ Java IDE

[App page](https://appshunter.io/ios/app/cs-plus-plus-java-ide/id6763799792)

Learn and practice Java coding on your iOS device with a full-featured IDE. This app offers offline execution, syntax highlighting, and comprehensive AP Computer Science A curriculum content. Progress is saved locally, making it ideal for students and self-learners.

**Highlights:** Offline Java IDE, Syntax highlighting, Bundled Java runtime, AP CSA curriculum, Progress tracking, Multi-file editor

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Course Unlock | $9.99 | one-time |


## Frequently asked questions

### Is C++ Data Structures & Algo free?

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

### Is CS++ Java IDE free?

CS++ Java IDE is free to download, with in-app purchases available.

### Do C++ Data Structures & Algo or CS++ Java IDE have ads?

Neither C++ Data Structures & Algo nor CS++ Java IDE shows ads.

### Which is updated more often, C++ Data Structures & Algo or CS++ Java IDE?

C++ Data Structures & Algo ships an update every 3 months, and CS++ Java IDE every 2 weeks. Most recently, C++ Data Structures & Algo was updated on September 7, 2026 and CS++ Java IDE on September 10, 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.*