PrepFE vs Mechanical Aptitude Test
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
- 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
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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
Mechanical Aptitude Test
Prepare for the Bennett Mechanical Comprehension Test with practice questions, interactive lessons, and progress tracking. Master concepts like gravity, forces, and machinery to improve your mechanical aptitude.
- 200+ practice questions
- 4 full-length practice tests
- Interactive lessons on key topics
- Detailed answer explanations
- Timed test simulation
- Progress tracking
- Save favorite questions
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Prepare for your mechanical aptitude test, plus 5 trade and apprenticeship tests: IBEW, EEI CAST, Postal Exam 955, Ramsay maintenance and EIAT elevator. 11,000+ practice questions, 60 full-length mock exams and 60+ interactive lessons, with an explanation for every answer. Start free: every test includes free practice sets and a free mock exam. FORMERLY BENNETT TEST PRO Same app, new name, a rebuilt mechanical aptitude question bank and 5 new tests. Already subscribed? Your subscription carries over. 6 TESTS IN ONE APP Pick your test when you open the app. Each one has its own questions, mock exams, lessons and subscription. MECHANICAL APTITUDE (BENNETT-STYLE) For the mechanical comprehension tests used in hiring and apprenticeship selection. • 1,800+ illustrated questions across 12 topics: pulleys and levers, gears and belt drives, hydraulics, center of gravity, gravity and velocity, forces and inertia, structures and slopes, electricity, heat, acoustics and optics, shape and volume, and other mechanisms • 10 Bennett-style mock exams of 55 questions, 130+ practice sets and 12 interactive lessons IBEW APTITUDE TEST For electrical apprenticeship applicants. • 1,800+ questions on algebra, functions and reading comprehension, plus mechanical reasoning and paper folding • 10 full-length mock exams of 69 questions (no calculator), 120 practice sets and 12 interactive lessons EEI CAST For the Construction and Skilled Trades test used by electric utilities. • 1,500 questions on the 4 subtests: mechanical concepts, graphic arithmetic, mathematical usage and reading for comprehension • 10 full-length mock exams of 110 questions, 40 practice sets and 4 interactive lessons POSTAL EXAM 955 For postal maintenance and electronics technician jobs. • 1,800 questions on electrical and electronic systems, mechanical and fluid power systems, and spatial visualization • 10 full-length mock exams of 60 questions, 120 practice sets and 12 interactive lessons RAMSAY MAINTENANCE TESTS For maintenance mechanic, electrician and multicraft hiring tests. • 1,800 questions on mechanical maintenance, industrial electricity and controls, print reading and maintenance math • 10 full-length mock exams of 60 questions, 120 practice sets and 12 interactive lessons EIAT ELEVATOR INDUSTRY APTITUDE TEST For elevator mechanic apprenticeship applicants. • 2,200 questions on reading comprehension, mechanical aptitude, math without a calculator and tool knowledge • 10 full-length mock exams of 100 questions, 120 practice sets and 12 interactive lessons HOW YOU PRACTICE • Practice sets to work topic by topic, with a clear explanation for every answer • Full-length mock exams in the real test format: time yourself to train under exam conditions • Interactive lessons that explain the principle behind each type of question • An AI study assistant that answers your questions, included with a subscription SUBSCRIPTIONS Each test has its own subscription, monthly or for 6 months, which unlocks all practice sets, mock exams, lessons and the AI study assistant for that test. Prices are shown in the app before you buy. Payment is charged to your Apple Account when you confirm the purchase. Subscriptions renew automatically unless canceled at least 24 hours before the end of the current period. You can manage or cancel your subscriptions in your Apple Account settings. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Terms of Sale: https://app.mechanicalexams.com/cgv Privacy Policy: https://app.mechanicalexams.com/privacy Mechanical Exams is an independent test-prep publisher, not affiliated with or endorsed by Pearson/TalentLens, the IBEW/NECA, the USPS, the Edison Electric Institute, Ramsay Corporation or NEIEP/IUEC. Test names are used only to identify the exams we prepare for.
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Verdict
The clearest difference is rating: Mechanical Aptitude Test at 3.3 against PrepFE's 2.0. Mechanical Aptitude Test also leads on review sentiment (58% vs 17%). PrepFE's advantage is iOS requirement (13.0 vs 15.0). On price, ratings volume, update cadence and ads 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
Both are free to download. PrepFE sells 6 one-off in-app purchases and Mechanical Aptitude Test sells 10 in-app purchases, starting at $14.99 per month. Whichever you choose, the download price is not the number that matters.
Mechanical Aptitude Test holds the better App Store score, 3.3 against 2.0. Both are backed by a comparable volume of ratings — 58 and 38 respectively. Written reviews point the same way: 17% of PrepFE's written reviews are positive against 58% of Mechanical Aptitude Test's.
Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on November 2, 2026 and November 14, 2026 respectively.
| Parameter | PrepFE | Mechanical Aptitude Test |
|---|---|---|
| Price | Free | Free |
| Rating | 2.0 (58 ratings) | 3.3 (38 ratings) — better |
| Positive reviews | 16.7% of reviews | 57.6% of reviews — better |
| Number of ratings | 58 — better | 38 |
| Update frequency | Every 2 months | Every 2 months |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 13.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 288 MB | 22 MB |
| Age rating | 4+ | 4+ |
| Developer | PrepFE, Inc. | ARENA (Apps) |
Customer experience
PrepFE
Mechanical Aptitude Test
Bugs and requests
PrepFE
Not enough reviews yet to summarise bugs or requests.
Mechanical Aptitude Test
Reported bugs
7 issues- App crashes after purchase
- App crashes before opening
- App crashes after first test
- App crashes when trying to reopen
- App disappears when clicked
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- Cannot access app after payment
- Purchased app keeps crashing
Requested features
4 requests- Explain why answers are wrong
- Fix bug where correct answers are marked incorrect
- Ensure only one correct answer per question
- Include missing drawings and labels
In-app purchases
PrepFE
- 1 Month Access Renewal$47.99
- 1 Month Access2 variants$59.99
- 3 Months Access Renewal$61.99
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- 6 Months Access Renewal$75.99
- 3 Months Access2 variants$79.99
- 6 Months Access2 variants$99.99
Mechanical Aptitude Test
- Unlock All Questions$14.991 Month
- EEI CAST Test - Monthly$14.991 Month
- Bennett Premium - 6 Months Launch$34.996 Months
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- Postal Exam 955 - Welcome$34.996 Months
- EEI CAST Test - Welcome$34.996 Months
- Bennett Premium - 6 Months$49.996 Months
- Postal Exam 955 - 6 Months$49.996 Months
- Ramsay Maintenance - 6 Months$49.996 Months
- EEI CAST Test - 6 Months$49.996 Months
- Buy For $9.99$9.99
Questions
Is PrepFE free?
Is Mechanical Aptitude Test free?
Which has better reviews, PrepFE or Mechanical Aptitude Test?
Do PrepFE or Mechanical Aptitude Test have ads?
Which is updated more often, PrepFE or Mechanical Aptitude Test?
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