# Mechanical Test Trainer vs PrepFE

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.

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.

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.

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.

## The numbers

| Metric | Mechanical Test Trainer | PrepFE |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | **[3.4 (20 ratings)](https://appshunter.io/ios/app/mechanical-test-trainer/id954212609/reviews)** | [2.0 (57 ratings)](https://appshunter.io/ios/app/prepfe-fe-mechanical-prep/id1455746709/reviews) |
| Number of ratings | 20 | **57** |
| Positive reviews | **23.1% of reviews** | 16.7% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 11 months | **Every 2 months** |
| Monetization | Paid | **Free with in-app purchases** |
| Best chart rank | **#182** | — |
| Size | 136 MB | 288 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Seliant ApS](https://appshunter.io/developer/554676523) | [PrepFE, Inc.](https://appshunter.io/developer/1499557437) |

## What reviewers say

### Mechanical Test Trainer

[App page](https://appshunter.io/ios/app/mechanical-test-trainer/id954212609)

**Currently charting:** #182 Top Paid · Education (US App Store)

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:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### 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 |


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