# CodeNexus vs System Design Arcade

The clearest difference is in-app purchases: System Design Arcade at none against CodeNexus's 1. System Design Arcade also leads on ratings volume (9 vs 3) and iOS requirement (15.1 vs 18.0). CodeNexus's advantage is update cadence (every 5 days vs fortnightly). On price, rating, ads and device support there is nothing between them.

Both are free to download. CodeNexus sells 1 one-off in-app purchase. System Design Arcade asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for CodeNexus against 5.0 for System Design Arcade. Both are backed by a comparable volume of ratings — 3 and 9 respectively.

CodeNexus ships an update every 5 days, System Design Arcade fortnightly. The most recent releases landed on October 1, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | CodeNexus | System Design Arcade |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (3 ratings)](https://appshunter.io/ios/app/codenexus/id6758404546/reviews) | [5.0 (9 ratings)](https://appshunter.io/ios/app/system-design-arcade/id6759821733/reviews) |
| Number of ratings | 3 | **9** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 5 days** | Fortnightly |
| Monetization | Free with in-app purchases | **Free** |
| Size | 48 MB | 38 MB |
| Requires iOS | 18.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 9+ | 4+ |
| Developer | [Jordan Schilling](https://appshunter.io/developer/1872761170) | [Harsha Hassan Somashekara](https://appshunter.io/developer/1842004703) |

## What reviewers say

### CodeNexus

[App page](https://appshunter.io/ios/app/codenexus/id6758404546)

Master coding interviews with focused learning paths and real-world problems. Prepare strategically anytime, anywhere, without subscriptions. Built for results, it helps you gain an edge in tech interviews.

**Highlights:** Master data structures and algorithms, Solve real-world interview problems, Focused learning paths, Distraction-free coding experience, Pattern recognition focus, Multiple difficulty levels

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime Unlock | $14.99 | one-time |


### System Design Arcade

[App page](https://appshunter.io/ios/app/system-design-arcade/id6759821733)

Learn complex system design concepts through engaging, bite-sized arcade-style games. Master building blocks, design full systems, and practice with real infrastructure tools. Progress is saved locally and no account is required.

**Highlights:** Arcade-style mini-games for system design concepts, End-to-end system design challenges, Hands-on drills with infrastructure tools, Narrative-driven story mode, Varied challenge types (multiple choice, puzzles, builder), Daily challenges with streak tracking, Offline progress saving

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

**In-app purchases:** none


## Frequently asked questions

### Is CodeNexus free?

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

### Is System Design Arcade free?

System Design Arcade is free to download, with no in-app purchases.

### Which has better reviews, CodeNexus or System Design Arcade?

CodeNexus and System Design Arcade are both rated 5.0 out of 5 on the App Store, from 3 and 9 ratings respectively.

### Do CodeNexus or System Design Arcade have ads?

Neither CodeNexus nor System Design Arcade shows ads.

### Which is updated more often, CodeNexus or System Design Arcade?

CodeNexus ships an update every 5 days, and System Design Arcade fortnightly. Most recently, CodeNexus was updated on October 1, 2026 and System Design Arcade on October 17, 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.*