# PrepFE vs Mechanical Aptitude Test

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.

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.

## The numbers

| Metric | PrepFE | Mechanical Aptitude Test |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.0 (58 ratings)](https://appshunter.io/ios/app/prepfe-fe-mechanical-prep/id1455746709/reviews) | **[3.3 (38 ratings)](https://appshunter.io/ios/app/mechanical-aptitude-test/id6474539557/reviews)** |
| Number of ratings | **58** | 38 |
| Positive reviews | 16.7% of reviews | **57.6% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 288 MB | 22 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [PrepFE, Inc.](https://appshunter.io/developer/1499557437) | [ARENA (Apps)](https://appshunter.io/developer/1557668445) |

## What reviewers say

### PrepFE

[App page](https://appshunter.io/ios/app/prepfe-fe-mechanical-prep/id1455746709)

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:** Vision Pro support

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Month Access Renewal | $47.99 | one-time |
| 1 Month Access | $59.99 | one-time |
| 3 Months Access Renewal | $61.99 | one-time |
| 6 Months Access Renewal | $75.99 | one-time |
| 3 Months Access | $79.99 | one-time |
| 6 Months Access | $99.99 | one-time |


### Mechanical Aptitude Test

[App page](https://appshunter.io/ios/app/mechanical-aptitude-test/id6474539557)

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.

**Highlights:** 200+ practice questions, 4 full-length practice tests, Interactive lessons on key topics, Detailed answer explanations, Timed test simulation, Progress tracking, Save favorite questions

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock All Questions | $14.99 | per month |
| EEI CAST Test - Monthly | $14.99 | per month |
| Bennett Premium - 6 Months Launch | $34.99 | per 6 months |
| Postal Exam 955 - Welcome | $34.99 | per 6 months |
| EEI CAST Test - Welcome | $34.99 | per 6 months |
| Bennett Premium - 6 Months | $49.99 | per 6 months |
| Postal Exam 955 - 6 Months | $49.99 | per 6 months |
| Ramsay Maintenance - 6 Months | $49.99 | per 6 months |
| EEI CAST Test - 6 Months | $49.99 | per 6 months |
| Buy For $9.99 | $9.99 | one-time |

**What reviewers like**

- 👍 Easy to navigate
- 💡 Explains correct/incorrect answers
- 👍 Comprehensive test prep
- 👍 Clear diagrams
- 👍 Saves favorite questions

**What reviewers complain about**

- 🐛 Incorrect answer flagging
- 🐛 Missing correct answers
- 🐛 Missing drawings/labels
- 🐛 Multiple correct answers
- 🐛 Incomplete questions

**Reported bugs**

- App crashes after purchase
- App crashes before opening
- App crashes after first test
- App crashes when trying to reopen
- App disappears when clicked

**Requested features**

- 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


## Frequently asked questions

### Is PrepFE free?

PrepFE is free to download, with in-app purchases available.

### Is Mechanical Aptitude Test free?

Mechanical Aptitude Test is free to download, with in-app purchases available.

### Which has better reviews, PrepFE or Mechanical Aptitude Test?

Mechanical Aptitude Test is rated higher. PrepFE averages 2.0 out of 5 from 58 ratings, while Mechanical Aptitude Test averages 3.3 from 38 ratings.

### Do PrepFE or Mechanical Aptitude Test have ads?

Neither PrepFE nor Mechanical Aptitude Test shows ads.

### Which is updated more often, PrepFE or Mechanical Aptitude Test?

PrepFE ships an update every 2 months, and Mechanical Aptitude Test every 2 months. Most recently, PrepFE was updated on November 2, 2026 and Mechanical Aptitude Test on November 14, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*