21Moves | Cube Puzzle Solver vs StatTimer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
21Moves | Cube Puzzle Solver
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.
- 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
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Stuck on how to solve your Rubik's Cube? 21Moves has your back. Solve your magic cube in under 3-minutes with visual step-by-step instructions to help you become a puzzle solving pro. 21Moves provides you with a visual guide on how to solve your cube in under, you guessed it, 21 moves! Dive into the easiest, most efficient way to solve one of the most popular puzzles enjoyed by millions. Join over 3 million cubers who have used 21Moves to develop top problem-solving and pattern recognition skills. Save hours of frustration with simple instructions guiding you to solve your cube in a matter of minutes. Improve your concentration and speed over time to show off your Rubik’s cube solving skills to the world. Getting started with 21Moves is simple. Simply scan a 3D model of your cube and get step-by-step directions on how to solve it. You get a personalized guide for solving your magic cube no matter its current state. 21Moves also recommends fixes for your cube if a piece is missing or placed incorrectly. Download the ultimate Rubik’s cube solver and get easy to follow visual instructions that are sure to turn you into a magic cube master. 21MOVES FEATURES CUBE SCANNER - Getting started on your magic cube solution is easy with in-app scanning tools - Simply perform a 3D scan of your current cube using your camera and get started - 21Moves provides simple and clear instructions on how to approach your cube - You can also manually input your existing cube on 21Moves blank template for custom combinations QUICK CUBE SOLVER - 21Moves provides you with detailed instructions to solve your cube in just a few minutes - Test your problem solving skills as you reorganize your magic cube in under 21 moves - Easily reset a cube to solve it again - Avoid the hours of frustration that come with manually learning to solve a cube thanks to 21Moves CUBE FIXER - Solve puzzles and maintain your cube by identifying missing pieces or misplaced blocks - Fix your cube in minutes and get back to solving PUZZLE SKILL BUILDING - Become a problem-solving pro as you learn the ins and outs of solving different Rubik’s cube formats - Identify patterns after resolving puzzles to make it easier to tackle the next one - Memorize solutions and increase your speed as you progress through different combinations See what users are saying: • "My cube was pretty messed up yet this app managed to solve it in just 20 moves”. • "OMG It actually works! I thought it would be a gimmick… I’m SHOCKED! Thank you so much!” • "My cube was pretty messed up yet this app managed to solve it in just 20 moves”. • "It fixes ur Rubik’s cube in less than two minutes”. • "[...] I’ve tried this app and guess what happened it worked I always doubted on all these other fake rubiks apps solvers but this specific app is the best one”. • "[...] Simple, elegant, and user friendly for quite literally any age. Plus it makes you feel like a genius!” ------------ Questions or feedback? We read every single email and review. Get five-star customer service directly from the developer at nico@opitas.io or at https://bit.ly/3hoFQkN. Disclaimer: All company names (Rubik’s Brand Ltd) are trademarks or registered trademarks of their respective holders. Use of them does not imply any affiliation with or endorsement by them. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
StatTimer
This app helps speed cube enthusiasts track their solve times with detailed statistics and history. It features integrated camera recording, customizable sorting, and real-time performance analysis, including histograms and comparisons to past solves.
- Speed cube timer
- Solve history and editing
- Integrated camera recording
- Real-time statistics (best, worst, average)
- Frequency histogram
- Best of 3 game mode
- Multi-puzzle tracking
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App Features: • Speed cube or puzzle timer • Saves solve history for later viewing and editing • Integrated camera recording. • Ability to favorite individual records. • Filter and sort all records . • Provides real time stats ie. best, worst, average, median, standard deviation • Provides a real time frequency histogram bar graph of your saved solve times. • Best of 3 game mode • Ability to compare your current solve time to data points generated from different timeframes (ie. today, this week, this month, ...) • Can keep track of multiple puzzles in a variety of configurations • The option to use a one-button start or two-button start • Support for multiple languages (English, Japanese, French, German, Russian, Korean, Chinese, Hindi)
Screenshots
Verdict
The clearest difference is in-app purchases: StatTimer at none against 21Moves | Cube Puzzle Solver's 11. 21Moves | Cube Puzzle Solver's advantage is update cadence (weekly vs every 3 months) and ratings volume (59K vs 9). On price, rating, ads and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. 21Moves | Cube Puzzle Solver sells 10 in-app purchases, starting at $1.99 per month. StatTimer asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 4.7 for 21Moves | Cube Puzzle Solver against 4.6 for StatTimer. That said, the two scores are not equally well evidenced: 21Moves | Cube Puzzle Solver has 59K ratings behind it against 9, so its average is the more settled of the two. Written reviews are what separate them: 70% of 21Moves | Cube Puzzle Solver's written reviews are positive against 50% of StatTimer's.
21Moves | Cube Puzzle Solver ships an update weekly, StatTimer every 3 months. The most recent releases landed on September 24, 2026 and June 1, 2026 respectively.
| Parameter | 21Moves | Cube Puzzle Solver | StatTimer |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (59K ratings) — better | 4.6 (9 ratings) |
| Positive reviews | 69.6% of reviews — better | 50.0% of reviews |
| Number of ratings | 59K — better | 9 |
| Update frequency | Weekly — better | Every 3 months |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 14.0 | 14.0 |
| Further details — not scored | ||
| Size | 157 MB | 7 MB |
| Age rating | 4+ | 4+ |
| Developer | Opitas Inc. | Kevin Crabbe |
Customer experience
21Moves | Cube Puzzle Solver
StatTimer
Bugs and requests
21Moves | Cube Puzzle Solver
Reported bugs
3 issues- Scanning issues due to lighting conditions
- App crashing or freezing after first use
- Inaccurate cube representation on screen
Requested features
3 requests- Support for different cube sizes (2x2, 4x4, etc.)
- Option to skip tutorial
- Ability to solve cube without payment
StatTimer
Not enough reviews yet to summarise bugs or requests.
In-app purchases
21Moves | Cube Puzzle Solver
- Unlimited Access$1.991 Month
- Unlimited Access$3.991 Month
- Unlimited Access2 variants$4.991 Year
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- Unlimited Access$7.991 Year
- Unlimited Access$9.991 Year
- Unlimited Access$14.991 Year
- Unlimited Access$19.991 Year
- Unlimited Access$24.991 Year
- Unlimited Access$29.99
- Unlimited Access$74.99
StatTimer
No in-app purchases






