Comparison

Mechanical FE Prep vs Machine Elements 3D

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

Head to head
About

Mechanical FE Prep

Prepare for Mechanical Engineering courses and the Fundamentals of Engineering exam with this comprehensive mobile study tool. Access over 15 engineering topics, practice exams, and detailed test analysis to master the material and pass with confidence.

Highlights
  • 15+ Engineering topics
  • Practice exams
  • Test analysis
  • Flashcards
  • Subject review
  • Exam prep
Features
Read full description

Worried about your Mechanical Engineering courses or the Fundamentals of Engineering exam? Need to quickly review and prep for Engineering exams or specific subjects? EnginPeer's Mech Engineering Prep app will help you pass with flying colors - all on the go! Everything you need to know to ace your FE, right at your fingertips. Install the free version to get started on studying over 15+ Engineering topics and quizzes, all covered in the FE. Unlock more content and quizzes as you go. EnginPeer's FE Review app includes: - 15+ Engineering topics, thoroughly broken into manageable sections to review. - Practice exams to perfect your knowledge. - Test analysis after each attempt - View your score, which questions you missed, and review them! - and Flashcards! Reviewed categories include: - Engineering Ethics and Practices - Mathematics - Probability & Statistics - Engineering Economics - Electricity & Magnetism - Statics - Dynamics & Vibrations - Mechanics of Materials - Materials Properties - Fluid Mechanics - Thermodynamics - Heat Transfer - Measurement & Controls - Mechanical Design & Analysis

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: • Guided learning path with visible lesson progress • Detailed lessons from fundamentals to advanced mechanisms • Animated engineering diagrams • Interactive 3D models with rotation, zoom, selection, and exploded views • Focused quizzes with explanations • English, Russian, Spanish, and Greek interface languages Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Mechanical FE Prep4 screens
Machine Elements 3D2 screens

Verdict

The call

The clearest difference is in-app purchases: Machine Elements 3D at none against Mechanical FE Prep's 1. Mechanical FE Prep's advantage is iOS requirement (12.0 vs 18.5). On price, update cadence, 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

Both are free to download. Mechanical FE Prep sells 1 one-off in-app purchase. Machine Elements 3D asks for nothing beyond the download.

UpkeepUpdate frequency

Mechanical FE Prep ships an update every 5 days, Machine Elements 3D every 2 days. The most recent releases landed on September 29, 2026 and September 21, 2026 respectively.

Scorecard2 real differences · 8 level
Mechanical FE Prep versus Machine Elements 3D: the parameters behind the verdict, then further details
ParameterMechanical FE PrepMachine Elements 3D
PriceFreeFree
Rating5.0 (2 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings2 — better—
Update frequencyEvery 5 daysEvery 2 days — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS12.0 — better18.5
Further details — not scored
Size67 MB53 MB
Age rating4+4+
DeveloperEnginPeers LLCAlexander Kutsybala

In-app purchases

1 purchases

Mechanical FE Prep

One-time1
  • Premium$4.99
None

Machine Elements 3D

No in-app purchases

Questions

Is Mechanical FE Prep free?
Mechanical FE Prep 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 Mechanical FE Prep or Machine Elements 3D have ads?
Neither Mechanical FE Prep nor Machine Elements 3D shows ads.
Which is updated more often, Mechanical FE Prep or Machine Elements 3D?
Mechanical FE Prep ships an update every 5 days, and Machine Elements 3D every 2 days. Most recently, Mechanical FE Prep was updated on September 29, 2026 and Machine Elements 3D on September 21, 2026.

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