Comparison

Sharp vs Machine Elements 3D

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

Head to head
About

Sharp

Features
Read full description

Learn anything โ€” a few minutes at a time. Sharp turns big subjects into short, guided lessons you can actually finish โ€” across everything you're curious about. Get better with finance, explore history, sharpen your logic, or dive into fashion, food, architecture and more. Whatever sparks your interest, Sharp breaks it into bite-sized steps and makes it stick. No lectures. No overwhelm. Just clear, focused lessons that build real understanding โ€” one day at a time. WHY SHARP โ€ข Bite-sized lessons โ€” learn in 5 minutes, not 5 hours โ€ข Guided, step-by-step โ€” every idea explained simply, then reinforced โ€ข A world of subjects โ€” from finance and history to fashion, food, architecture and beyond โ€ข Learn by doing โ€” quick questions and instant feedback, not passive reading TEST YOURSELF WITH THE CLIMB Think you've got it? Take on the Climb โ€” answer questions to test your knowledge and climb higher with every correct answer. It's a fast, satisfying way to challenge yourself, find the gaps, and prove how much you've really learned. STAY MOTIVATED โ€ข Build a daily streak and keep your momentum going โ€ข Earn XP for every lesson you complete โ€ข Rise up the leaderboard and compete with friends โ€ข Daily goals that bring you back LEARN WITH FRIENDS Follow friends, see where you rank, and turn learning into a friendly competition. A little rivalry is a great reason to keep your streak alive. BUILT FOR REAL LIFE Sharp fits into the gaps in your day โ€” your commute, a coffee break, the few minutes before bed. Small, consistent steps add up to real knowledge. Whatever you've always wanted to understand, start your first lesson today โ€” and discover how much you can learn when it finally feels easy. Terms of Use (EULA): https://www.sharp-app.com/terms/ Privacy Policy: https://www.sharp-app.com/privacy/

About

Machine Elements 3D

Features
Read full description

Machine Elements turns mechanical engineering into a visual, hands-on learning experience. Follow a structured path from forces, materials, and tolerances to shafts, bearings, joints, power transmissions, gear systems, and gearboxes. Each lesson combines concise engineering explanations with purpose-built diagrams, motion, and quick checks. Open interactive 3D assemblies to rotate and zoom mechanisms, select individual parts, hide components, and inspect how real assemblies are built. Explore bearings from the inside, compare gear arrangements, and see how shafts, couplings, belt drives, chain drives, manual transmissions, automatic transmissions, and CVTs transfer motion and load. Features: โ€ข Guided learning path with visible lesson progress โ€ข Detailed lessons from fundamentals to advanced mechanisms โ€ข Animated engineering diagrams โ€ข Interactive 3D models with rotation, zoom, selection, and exploded views โ€ข Focused quizzes with explanations โ€ข English, Russian, Spanish, and Greek interface languages Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Sharp4 screens
Machine Elements 3D2 screens

Verdict

The call

The clearest difference is in-app purchases: Machine Elements 3D at none against Sharp's 2. Sharp's advantage is iOS requirement (15.0 vs 18.5). On price, update cadence, ads and device support there is nothing between them.

Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. Sharp sells 2 in-app purchases, starting at $8.99 per month. Machine Elements 3D asks for nothing beyond the download.

UpkeepUpdate frequency

Sharp ships an update every 4 days, Machine Elements 3D every 2 days. The most recent releases landed on October 14, 2026 and October 8, 2026 respectively.

Scorecard2 real differences ยท 4 level
Sharp versus Machine Elements 3D: the parameters behind the verdict, then further details
ParameterSharpMachine Elements 3D
PriceFreeFree
Update frequencyEvery 4 daysEvery 2 days โ€” better
AdsNoNo
In-app purchasesYesNo โ€” better
DevicesiPhone, iPodiPhone, iPad
Requires iOS15.0 โ€” better18.5
Further details โ€” not scored
Size64 MB53 MB
Age rating12+4+
DeveloperBrightEdge Digital LtdAlexander Kutsybala

In-app purchases

2 purchases

Sharp

Subscriptions2
  • Sharp Monthly7 Days trial$8.991 Month
  • Sharp Annual7 Days trial$65.001 Year
None

Machine Elements 3D

No in-app purchases

Questions

Is Sharp free?
Sharp is free to download, with in-app purchases available.
Is Machine Elements 3D free?
Machine Elements 3D is free to download, with no in-app purchases.
Do Sharp or Machine Elements 3D have ads?
Neither Sharp nor Machine Elements 3D shows ads.
Which is updated more often, Sharp or Machine Elements 3D?
Sharp ships an update every 4 days, and Machine Elements 3D every 2 days. Most recently, Sharp was updated on October 14, 2026 and Machine Elements 3D on October 8, 2026.

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