# 21Moves | Cube Puzzle Solver vs Cuber App

The clearest difference is in-app purchases: Cuber App at none against 21Moves | Cube Puzzle Solver's 11. Cuber App also leads on review sentiment (100% vs 70%) and rating (4.9 vs 4.7). 21Moves | Cube Puzzle Solver's advantage is update cadence (weekly vs every 5 months) and ratings volume (59K vs 12). On price and ads there is nothing between them.

Both are free to download. 21Moves | Cube Puzzle Solver sells 10 in-app purchases, starting at $1.99 per month. Cuber App asks for nothing beyond the download.

Cuber App holds the better App Store score, 4.9 against 4.7. That said, the two scores are not equally well evidenced: 21Moves | Cube Puzzle Solver has 59K ratings behind it against 12, so its average is the more settled of the two. Written reviews point the same way: 70% of 21Moves | Cube Puzzle Solver's written reviews are positive against 100% of Cuber App's.

21Moves | Cube Puzzle Solver ships an update weekly, Cuber App every 5 months. The most recent releases landed on September 25, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | 21Moves | Cube Puzzle Solver | Cuber App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (59K ratings)](https://appshunter.io/ios/app/21moves-cube-puzzle-solver/id1533263247/reviews) | **[4.9 (12 ratings)](https://appshunter.io/ios/app/cuber-app/id6720720692/reviews)** |
| Number of ratings | **59K** | 12 |
| Positive reviews | 69.6% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Weekly** | Every 5 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 157 MB | 13 MB |
| Requires iOS | **14.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Opitas Inc.](https://appshunter.io/developer/1526688601) | [Bunna Veth](https://appshunter.io/developer/1770693977) |

## What reviewers say

### 21Moves | Cube Puzzle Solver

[App page](https://appshunter.io/ios/app/21moves-cube-puzzle-solver/id1533263247)

This app helps you solve your Rubik's Cube with visual, step-by-step instructions. It offers a quick solver, a cube scanner to analyze your current puzzle state, and even identifies missing or misplaced pieces. Become a puzzle-solving pro and improve your concentration and speed.

**Highlights:** 3D cube scanning, Visual step-by-step instructions, Quick cube solving, Cube fixer for missing/misplaced pieces, Puzzle skill building, Manual input for custom combinations

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited Access | $1.99 | per month |
| Unlimited Access | $3.99 | per month |
| Unlimited Access | $4.99 | per year |
| Unlimited Access | $7.99 | per year |
| Unlimited Access | $9.99 | per year |
| Unlimited Access | $14.99 | per year |
| Unlimited Access | $19.99 | per year |
| Unlimited Access | $24.99 | per year |
| Unlimited Access | $29.99 | one-time |
| Unlimited Access | $74.99 | one-time |

**What reviewers like**

- 🚀 Solves cube in 21 moves
- 👍 Easy to use and follow instructions
- 🚀 Solves cube quickly
- 👍 Helps fix broken/twisted cubes
- 👍 Accurate color recognition

**What reviewers complain about**

- 🐛 Scanning issues (glare, lighting)
- 💰 Requires payment after first use
- 🐛 App crashes or freezes
- 🐛 Inaccurate cube representation on screen

**Reported bugs**

- Scanning issues due to lighting conditions
- App crashing or freezing after first use
- Inaccurate cube representation on screen

**Requested features**

- Support for different cube sizes (2x2, 4x4, etc.)
- Option to skip tutorial
- Ability to solve cube without payment


### Cuber App

[App page](https://appshunter.io/ios/app/cuber-app/id6720720692)

Learn and practice cube-solving algorithms with this app. It helps improve recognition time and memorize complex sequences through customizable drills and timing features.

**Highlights:** Memorize CFOP algorithms, Improve recognition time, Drill algorithms daily, Compare similar cases, Time solves with metronome, Jot down notes, Customize algorithms

**In-app purchases:** none


## Frequently asked questions

### Is 21Moves | Cube Puzzle Solver free?

21Moves | Cube Puzzle Solver is free to download, with in-app purchases available.

### Is Cuber App free?

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

### Which has better reviews, 21Moves | Cube Puzzle Solver or Cuber App?

Cuber App is rated higher. 21Moves | Cube Puzzle Solver averages 4.7 out of 5 from 59K ratings, while Cuber App averages 4.9 from 12 ratings.

### Do 21Moves | Cube Puzzle Solver or Cuber App have ads?

Neither 21Moves | Cube Puzzle Solver nor Cuber App shows ads.

### Which is updated more often, 21Moves | Cube Puzzle Solver or Cuber App?

21Moves | Cube Puzzle Solver ships an update weekly, and Cuber App every 5 months. Most recently, 21Moves | Cube Puzzle Solver was updated on September 25, 2026 and Cuber App on September 14, 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.*