Comparison

Machine Challenge vs Crazy Gears Box

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

Head to head
About

Machine Challenge

Design intricate machines to overcome various obstacles and reach the finish line. This physics-based puzzle game challenges your creativity and engineering skills.

Highlights
  • Machine design
  • Obstacle courses
  • Physics-based gameplay
  • Creative problem-solving
  • Reaching finish line
Features
Read full description

Design your machine according to the obstacles and try to reach the finish!

About

Crazy Gears Box

Engage in a relaxing ASMR puzzle experience by connecting gears and cogs on a cube. Progress through over 1000 levels of increasing difficulty, from easy to challenging brain teasers. Enjoy a no-pressure gameplay with simple controls and offline play.

Highlights
  • 1000+ levels
  • ASMR sounds
  • Simple one-finger control
  • No time limit
  • Offline play
  • Easy to hard puzzles
Features
Read full description

Gear up in this logical ASMR game where you connect gears and cogs on a cube. If you like steam punk puzzles you will love this gear logic puzzle game. Experience various and increasing levels of puzzle difficulty. Start with an easy gear logic puzzle and finish with the hardest gear box game. Link the cogs and gears, finish all levels and become the Gear cube puzzle master! FEATURES • 1000+ levels • ASMR sounds • Simple one finger control • Autosave • No time limit • Easy to hard gear puzzles • Formidable cogs brain teasers • Restart a gears game when stuck • Easy to learn and quick to play • Play gear box game offline HOW TO PLAY • Select an available gear size • Tap a pin to place a gear • Connect the black and white gears • Complete the level and unlock the next cog puzzle • Play on and solve the next gear box game! CONTACT Cellcrowd is a small Dutch indie developer focused on developing quality apps and games for iPhone™ and iPad™ devices. For any questions or feedback, contact us at support@cellcrowd.com Terms & Conditions: https://www.cellcrowd.com/terms/ Privacy Policy: https://www.cellcrowd.com/privacy/

Screenshots

Machine Challenge4 screens
Crazy Gears Box4 screens

Verdict

The call

The clearest difference is rating: Crazy Gears Box at 4.5 against Machine Challenge's 2.0. Crazy Gears Box also leads on ratings volume (84 vs 2). Machine Challenge's advantage is in-app purchases (none vs 1) and update cadence (every 10 days vs every 3 months). On price, ads, device support and iOS requirement 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

Both are free to download. Crazy Gears Box sells 1 one-off in-app purchase. Machine Challenge asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Crazy Gears Box holds the better App Store score, 4.5 against 2.0. That said, the two scores are not equally well evidenced: Crazy Gears Box has 84 ratings behind it against 2, so its average is the more settled of the two.

UpkeepUpdate frequency

Machine Challenge ships an update every 10 days, Crazy Gears Box every 3 months. The most recent releases landed on November 3, 2026 and November 7, 2026 respectively.

Scorecard5 real differences · 5 level
Machine Challenge versus Crazy Gears Box: the parameters behind the verdict, then further details
ParameterMachine ChallengeCrazy Gears Box
PriceFreeFree
Rating2.0 (2 ratings)4.5 (84 ratings) — better
Positive reviews—77.8% of reviews
Number of ratings284 — better
Update frequencyEvery 10 days — betterEvery 3 months
AdsYesYes
In-app purchasesNo — betterYes
MonetizationAd-supported — betterFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS11.0 — better12.0
Further details — not scored
Size95 MB48 MB
Age rating4+17+
DeveloperHuseyin GulgenDaniel Cornelis Johannes Maria van Geel

In-app purchases

None

Machine Challenge

No in-app purchases

1 purchases

Crazy Gears Box

One-time1
  • Premium$3.99

Questions

Is Machine Challenge free?
Machine Challenge is free to download, with no in-app purchases.
Is Crazy Gears Box free?
Crazy Gears Box is free to download, with in-app purchases available.
Which has better reviews, Machine Challenge or Crazy Gears Box?
Crazy Gears Box is rated higher. Machine Challenge averages 2.0 out of 5 from 2 ratings, while Crazy Gears Box averages 4.5 from 84 ratings.
Do Machine Challenge or Crazy Gears Box have ads?
Both Machine Challenge and Crazy Gears Box show ads.
Which is updated more often, Machine Challenge or Crazy Gears Box?
Machine Challenge ships an update every 10 days, and Crazy Gears Box every 3 months. Most recently, Machine Challenge was updated on November 3, 2026 and Crazy Gears Box on November 7, 2026.

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