# PrepFE vs EnginPrep

The clearest difference is review sentiment: EnginPrep at 62% against PrepFE's 17%. EnginPrep also leads on rating (4.4 vs 2.0) and update cadence (every 3 weeks vs every 2 months). PrepFE's advantage is iOS requirement (13.0 vs 16.4). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. PrepFE sells 6 one-off in-app purchases and EnginPrep sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

EnginPrep holds the better App Store score, 4.4 against 2.0. Both are backed by a comparable volume of ratings — 58 and 192 respectively. Written reviews point the same way: 17% of PrepFE's written reviews are positive against 62% of EnginPrep's.

PrepFE ships an update every 2 months, EnginPrep every 3 weeks. The most recent releases landed on October 24, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | PrepFE | EnginPrep |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.0 (58 ratings)](https://appshunter.io/ios/app/prepfe-fe-mechanical-prep/id1455746709/reviews) | **[4.4 (192 ratings)](https://appshunter.io/ios/app/enginprep-fe-exam-prep/id1519694401/reviews)** |
| Number of ratings | 58 | **192** |
| Positive reviews | 16.7% of reviews | **61.5% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Free with in-app purchases | Freemium |
| Size | 288 MB | 45 MB |
| Requires iOS | **13.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [PrepFE, Inc.](https://appshunter.io/developer/1499557437) | [EnginPeers LLC](https://appshunter.io/developer/1368846655) |

## 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 |


### EnginPrep

[App page](https://appshunter.io/ios/app/enginprep-fe-exam-prep/id1519694401)

Prepare for the FE Civil and Mechanical exams with daily practice problems and comprehensive review lessons. Track your progress, identify weak spots, and take timed mock exams. Sync your learning across devices with a single account.

**Highlights:** Daily FE practice problems, Worked solutions for all problems, Topic-specific content review, Timed mock exams, Weak spot identification drills, Progress tracking and syncing, Cross-device compatibility

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Content | $4.99 | one-time |


## Frequently asked questions

### Is PrepFE free?

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

### Is EnginPrep free?

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

### Which has better reviews, PrepFE or EnginPrep?

EnginPrep is rated higher. PrepFE averages 2.0 out of 5 from 58 ratings, while EnginPrep averages 4.4 from 192 ratings.

### Do PrepFE or EnginPrep have ads?

Neither PrepFE nor EnginPrep shows ads.

### Which is updated more often, PrepFE or EnginPrep?

PrepFE ships an update every 2 months, and EnginPrep every 3 weeks. Most recently, PrepFE was updated on October 24, 2026 and EnginPrep on October 29, 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.*