# Learn Piano vs Cube Solver AI

The clearest difference is in-app purchases: Cube Solver AI at none against Learn Piano's 4. Learn Piano's advantage is iOS requirement (13.0 vs 18.0). On price, ads and device support there is nothing between them.

Both are free to download. Learn Piano sells 4 in-app purchases, starting at $1.99 per 7 days. Cube Solver AI asks for nothing beyond the download.

## The numbers

| Metric | Learn Piano | Cube Solver AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.0 (4 ratings)](https://appshunter.io/ios/app/cube-solver-ai-3d-scanner/id6801980503/reviews)** |
| Number of ratings | — | **4** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | — | Every 5 days |
| Monetization | — | Free |
| Size | 44 MB | 110 MB |
| Requires iOS | **13.0** | 18.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Muhammed Celik](https://appshunter.io/developer/1885092121) | [强 孟](https://appshunter.io/developer/1792020035) |

## What reviewers say

### Learn Piano

[App page](https://appshunter.io/ios/app/learn-piano-rainbow-keys/id6766982116)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Rainbow Pro Weekly | $1.99 | per 7 days |
| Rainbow Pro Monthly | $5.99 | per month |
| Rainbow Pro Yearly | $29.99 | per year |
| Lifetime Pro | $49.99 | one-time |


### Cube Solver AI

[App page](https://appshunter.io/ios/app/cube-solver-ai-3d-scanner/id6801980503)

Scan a physical cube with your camera to automatically detect its size and colors. The app calculates the optimal solution and provides step-by-step 3D animated guidance to solve it. It also features a virtual cube for free play and learning basic algorithms.

**Highlights:** Automatic cube scanning (size & colors), Step-by-step 3D animated solutions, Virtual cube for free play, Learn basic solving algorithms, Supports 2x2, 3x3, 4x4, and 5x5 cubes, Offline functionality

**In-app purchases:** none


## Frequently asked questions

### Is Learn Piano free?

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

### Is Cube Solver AI free?

Cube Solver AI is free to download, with no in-app purchases.

### Do Learn Piano or Cube Solver AI have ads?

Neither Learn Piano nor Cube Solver AI shows ads.

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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.*