Comparison

iCube Pro vs 21Moves | Cube Puzzle Solver

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

iCube Pro

This utility app functions as a pocket timer for speedcubing, speedstacking, and Flying Cup challenges. It offers a straightforward and polished interface for timing your puzzle-solving or cup-stacking endeavors.

Highlights
  • Speedcubing timer
  • Speedstacking timer
  • Flying Cup timer
  • Pocket timer
  • Simple interface
  • Elegant design
Read full description

iCube Pro is a speedcubing/speedstacking/Flyingcup timer in your pocket! It's a simple and elegant timer app that you must have!

About

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.

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
Read full description

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/

Screenshots

iCube Pro4 screens
21Moves | Cube Puzzle Solver4 screens

Verdict

The call

The clearest difference is price: 21Moves | Cube Puzzle Solver at Free against iCube Pro's $0.99. 21Moves | Cube Puzzle Solver also leads on update cadence (weekly vs every 2 months) and ratings volume (59K vs 2). iCube Pro's advantage is in-app purchases (none vs 11) and iOS requirement (12.0 vs 14.0). On 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

CostPrice · In-app purchases · Ads · Monetization

21Moves | Cube Puzzle Solver is free to download; iCube Pro costs $0.99 up front. 21Moves | Cube Puzzle Solver sells 10 in-app purchases, starting at $1.99 per month. iCube Pro asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

21Moves | Cube Puzzle Solver holds the better App Store score, 4.7 against 4.5. That said, the two scores are not equally well evidenced: 21Moves | Cube Puzzle Solver has 59K ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 50% of iCube Pro's written reviews are positive against 70% of 21Moves | Cube Puzzle Solver's.

UpkeepUpdate frequency

iCube Pro ships an update every 2 months, 21Moves | Cube Puzzle Solver weekly. The most recent releases landed on July 4, 2026 and September 24, 2026 respectively.

Scorecard8 real differences · 2 level
iCube Pro versus 21Moves | Cube Puzzle Solver: the parameters behind the verdict, then further details
ParameteriCube Pro21Moves | Cube Puzzle Solver
Price$0.99Free — better
Rating4.5 (2 ratings)4.7 (59K ratings) — better
Positive reviews50.0% of reviews69.6% of reviews — better
Number of ratings259K — better
Update frequencyEvery 2 monthsWeekly — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationPaidFree with in-app purchases — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.0 — better14.0
Further details — not scored
Size8 MB157 MB
Age rating4+4+
Developer佳敏 周Opitas Inc.

Customer experience

iCube Pro

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive50.0%
Neutral0.0%
Negative50.0%

21Moves | Cube Puzzle Solver

All ratings59,123 ratings
Positive93.0%
Neutral1.6%
Negative5.4%
Written reviews661 reviews
Positive69.6%
Neutral4.8%
Negative25.6%

Bugs and requests

iCube Pro

Not enough reviews yet to summarise bugs or 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

In-app purchases

None

iCube Pro

No in-app purchases

10 purchases

21Moves | Cube Puzzle Solver

Subscriptions8
  • Unlimited Access$1.991 Month
  • Unlimited Access$3.991 Month
  • Unlimited Access2 variants$4.991 Year
Show 5 more
  • 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
One-time2
  • Unlimited Access$29.99
  • Unlimited Access$74.99

Questions

Is iCube Pro free?
iCube Pro costs $0.99, with no in-app purchases.
Is 21Moves | Cube Puzzle Solver free?
21Moves | Cube Puzzle Solver is free to download, with in-app purchases available.
Which has better reviews, iCube Pro or 21Moves | Cube Puzzle Solver?
21Moves | Cube Puzzle Solver is rated higher. iCube Pro averages 4.5 out of 5 from 2 ratings, while 21Moves | Cube Puzzle Solver averages 4.7 from 59K ratings.
Do iCube Pro or 21Moves | Cube Puzzle Solver have ads?
Neither iCube Pro nor 21Moves | Cube Puzzle Solver shows ads.
Which is updated more often, iCube Pro or 21Moves | Cube Puzzle Solver?
iCube Pro ships an update every 2 months, and 21Moves | Cube Puzzle Solver weekly. Most recently, iCube Pro was updated on July 4, 2026 and 21Moves | Cube Puzzle Solver on September 24, 2026.

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