# Kadmia vs Cube

The clearest difference is price: Kadmia at Free against Cube's $2.99. Kadmia also leads on rating (5.0 vs 4.0) and device support (3 vs 1). Cube's advantage is chart position (#194 vs unranked). On ratings volume, update cadence, ads and in-app purchases there is nothing between them.

Kadmia is free to download; Cube costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Kadmia holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 1 and 2 respectively.

Kadmia ships an update every 6 months, Cube every 3 months. The most recent releases landed on November 3, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | Kadmia | Cube |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/kadmia/id6468431732/reviews)** | [4.0 (2 ratings)](https://appshunter.io/ios/app/cube-o-pedia/id6471312947/reviews) |
| Number of ratings | 1 | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 3 months** |
| Monetization | **Free** | Paid |
| Best chart rank | — | **#194** |
| Size | 31 MB | 701 MB |
| Requires iOS | **15.1** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Kadmia LLC](https://appshunter.io/developer/1693141442) | [Corey McCollum](https://appshunter.io/developer/1672149453) |

## What reviewers say

### Kadmia

[App page](https://appshunter.io/ios/app/kadmia/id6468431732)

Learn JavaScript through interactive challenges and games, focusing on fundamental programming principles rather than passive tutorials. Build your coding intuition step-by-step with engaging puzzles and immediate feedback.

**Highlights:** Interactive coding challenges, Gamified learning approach, Focus on programming fundamentals, Active learning methods, Daily progress tracking, Debugging practice game

**Features:** macOS Compatibility

**In-app purchases:** none


### Cube

[App page](https://appshunter.io/ios/app/cube-o-pedia/id6471312947)

**Currently charting:** #194 Top Paid · Education (US App Store)

Learn to solve over 50 different types of twisty puzzles with detailed, step-by-step tutorials. This guide offers offline access to all content, progress tracking, and quick reference cheat sheets for algorithms and notation.

**Highlights:** Master 50+ cube types, Step-by-step tutorials, Offline access, Progress tracking, Algorithm cheat sheets, Mark favorite tutorials

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

**In-app purchases:** none


## Frequently asked questions

### Is Kadmia free?

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

### Is Cube free?

Cube costs $2.99, with no in-app purchases.

### Which has better reviews, Kadmia or Cube?

Kadmia is rated higher. Kadmia averages 5.0 out of 5 from 1 ratings, while Cube averages 4.0 from 2 ratings.

### Do Kadmia or Cube have ads?

Neither Kadmia nor Cube shows ads.

### Which is updated more often, Kadmia or Cube?

Kadmia ships an update every 6 months, and Cube every 3 months. Most recently, Kadmia was updated on November 3, 2026 and Cube on November 8, 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.*