Comparison

Mechanical Test Trainer vs PrepFE

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

Head to head
About

Mechanical Test Trainer

Prepare for mechanical aptitude tests with over 300 practice questions. Track your progress with detailed explanations and customized test modes. Improve your understanding of mechanical concepts and tools.

Highlights
  • Over 300 practice questions
  • Detailed answer explanations
  • Customizable test modes
  • Progress tracking and score charts
  • Mechanical comprehension and knowledge practice
  • Electrical knowledge and tools sections
Features
Currently charting
Read full description

Preparing for a Mechanical Aptitude Test or simply wish to set your mechanical understanding and knowledge to the test? Either way, this app is for you! Preparation can be the difference between passing and failing your aptitude test. Give yourself the best preparation possible with the Mechanical Test Trainer. Practice more than 300 questions divided into 4 categories. After each practice session your results with score are displayed, you can review questions and read a detailed explanation of almost every answer. Your results are stored so that you can follow the progress of your training. YOU choose how to prepare: 1: Select practice or test mode 2: Choose one or more categories to train 3: Select the number of questions 4: Start your preparation! Features: - Detailed explanation of the correct answer - 284 different questions - Customized tests - Score progression chart - Answer statistics - Two modes of training - Compare with previous test-takers. - Retake or review all your previous tests. - Advanced algorithm allows for randomized questions and avoids the repetition of questions Categories: - Mechanical Comprehension - Mechanical Knowledge - Electrical Knowledge - Mechanical Tools

About

PrepFE

Prepare for the FE Mechanical exam with practice problems and flashcards. Learn by doing with expert-curated content, track your progress, and identify areas for improvement. Study conveniently on your mobile device, anytime, anywhere.

Highlights
  • Practice FE exam questions
  • Interactive practice exams
  • Hundreds of practice questions
  • Detailed step-by-step explanations
  • Reinforce learning with flashcards
  • Breakdown of strengths and weaknesses
Features
Read full description

Don't spend time relearning topics from scratch and using poor resources. Jump right into practice problems and learn by doing! Supplement your learning with flash cards to learn the FE Reference Handbook and be familiar with your discipline's concepts. Take your exam practice on the go and learn with our curated content by engineering experts. Study whenever and wherever it’s convenient with PrepFE™. No need to carry around books and study guides. All you need is your phone and determination. Start your Professional Engineer journey and download the PrepFE - Mechanical app. Install the free version today and jump start your studying! We have provided a limited free version of the app that you can try before deciding to upgrade. This version includes a limited set of practice questions, flash cards, and basic progress metrics. *Practice FE exam questions* *Interactive Practice Exams* *Hundreds of Practice Questions* *Detailed & Step-by-Step Explanations* *Reinforce learning with Flash Cards* *Breakdown of strengths and weaknesses* *Updated for 2020* We have up to date content for the new category specifications: • Mathematics • Probability and Statistics • Ethics and Professional Practice • Engineering Economics • Electricity and Magnetism • Statics • Dynamics, Kinematics, and Vibrations • Mechanics of Materials • Material Properties and Processing • Fluid Mechanics • Thermodynamics • Heat Transfer • Measurements, Instrumentation, and Controls • Mechanical Design and Analysis

Screenshots

Mechanical Test Trainer4 screens
PrepFE4 screens

Verdict

The call

The clearest difference is price: PrepFE at Free against Mechanical Test Trainer's $1.99. PrepFE also leads on update cadence (every 2 months vs every 11 months) and iOS requirement (13.0 vs 15.0). Mechanical Test Trainer's advantage is rating (3.4 vs 2.0) and in-app purchases (none vs 9). On review sentiment, ratings volume, 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

PrepFE is free to download; Mechanical Test Trainer costs $1.99 up front. PrepFE sells 6 one-off in-app purchases. Mechanical Test Trainer asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Mechanical Test Trainer holds the better App Store score, 3.4 against 2.0. Both are backed by a comparable volume of ratings — 20 and 57 respectively. Written reviews point the same way: 23% of Mechanical Test Trainer's written reviews are positive against 17% of PrepFE's.

UpkeepUpdate frequency

Mechanical Test Trainer ships an update every 11 months, PrepFE every 2 months. The most recent releases landed on September 23, 2026 and August 30, 2026 respectively.

Scorecard7 real differences · 4 level
Mechanical Test Trainer versus PrepFE: the parameters behind the verdict, then further details
ParameterMechanical Test TrainerPrepFE
Price$1.99Free — better
Rating3.4 (20 ratings) — better2.0 (57 ratings)
Positive reviews23.1% of reviews — better16.7% of reviews
Number of ratings2057 — better
Update frequencyEvery 11 monthsEvery 2 months — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationPaidFree with in-app purchases — better
Best chart rank#182 — better—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.013.0 — better
Further details — not scored
Size136 MB288 MB
Age rating4+4+
DeveloperSeliant ApSPrepFE, Inc.

Customer experience

Mechanical Test Trainer

All ratings20 ratings
Positive55.0%
Neutral10.0%
Negative35.0%
Written reviews13 reviews
Positive23.1%
Neutral15.4%
Negative61.5%

PrepFE

All ratings57 ratings
Positive24.6%
Neutral0.0%
Negative75.4%
Written reviews42 reviews
Positive16.7%
Neutral0.0%
Negative83.3%

In-app purchases

None

Mechanical Test Trainer

No in-app purchases

6 purchases

PrepFE

One-time6
  • 1 Month Access Renewal$47.99
  • 1 Month Access2 variants$59.99
  • 3 Months Access Renewal$61.99
Show 3 more
  • 6 Months Access Renewal$75.99
  • 3 Months Access2 variants$79.99
  • 6 Months Access2 variants$99.99

Questions

Is Mechanical Test Trainer free?
Mechanical Test Trainer costs $1.99, with no in-app purchases.
Is PrepFE free?
PrepFE is free to download, with in-app purchases available.
Which has better reviews, Mechanical Test Trainer or PrepFE?
Mechanical Test Trainer is rated higher. Mechanical Test Trainer averages 3.4 out of 5 from 20 ratings, while PrepFE averages 2.0 from 57 ratings.
Do Mechanical Test Trainer or PrepFE have ads?
Neither Mechanical Test Trainer nor PrepFE shows ads.
Which is updated more often, Mechanical Test Trainer or PrepFE?
Mechanical Test Trainer ships an update every 11 months, and PrepFE every 2 months. Most recently, Mechanical Test Trainer was updated on September 23, 2026 and PrepFE on August 30, 2026.

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