# LetCube vs Cube Solver AI

The clearest difference is in-app purchases: Cube Solver AI at none against LetCube's 3. Cube Solver AI also leads on update cadence (every 5 days vs every 2 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. LetCube sells 3 one-off in-app purchases. Cube Solver AI asks for nothing beyond the download.

LetCube ships an update every 2 weeks, Cube Solver AI every 5 days. The most recent releases landed on October 10, 2026 and October 23, 2026 respectively.

## The numbers

| Metric | LetCube | Cube Solver AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/cube-solver-ai-3d-scanner/id6801980503/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 5 days** |
| Monetization | — | Free |
| Size | 7 MB | 110 MB |
| Requires iOS | **17.0** | 18.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [RUEI YI WU](https://appshunter.io/developer/1896714956) | [强 孟](https://appshunter.io/developer/1792020035) |

## What reviewers say

### LetCube

[App page](https://appshunter.io/ios/app/letcube-cube-guide-for-kids/id6794867285)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small Coffee | $0.99 | one-time |
| Medium Coffee | $4.99 | one-time |
| Large Coffee | $9.99 | 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 LetCube free?

LetCube 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 LetCube or Cube Solver AI have ads?

Neither LetCube nor Cube Solver AI shows ads.

### Which is updated more often, LetCube or Cube Solver AI?

LetCube ships an update every 2 weeks, and Cube Solver AI every 5 days. Most recently, LetCube was updated on October 10, 2026 and Cube Solver AI on October 23, 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.*