# GROL Prep — FCC Radiotelephone Exam Prep

> FCC Radiotelephone Exam Prep (iPhone/iPad app by Mr Wolfe Aviation LLC.)

- Source: https://appshunter.io/ios/app/grol-prep/id6786787749 (this page in markdown: same URL + `.md`)
- Developer: [Mr Wolfe Aviation LLC](https://appshunter.io/developer/1896335149)
- Category: Education
- Price: Free
- Age rating: 4+
- Requires: iOS 15.1 · 35 MB
- Languages: American English
- Released: 2026-08-22
- Data updated: 2026-09-14
- User reviews in markdown: https://appshunter.io/ios/app/grol-prep/id6786787749/reviews.md

## What is GROL Prep?

GROL Prep helps you earn the FCC General Radiotelephone Operator License by preparing you for both written elements: Element 1, basic radio law and operating practice, and Element 3, general radiotelephone theory and technique.

Most exam apps teach you to memorize answer letters. GROL Prep is built around understanding. Every question includes:

PRINCIPLE. The underlying rule or concept the question is really testing, stated plainly before you dive into the details.

WORKING THROUGH IT. Why the correct answer is right and why each distractor is wrong, including the tempting ones.

GOING DEEPER. A connection to real world radio, maritime, and avionics work, so the knowledge sticks beyond test day.

BUILT IN GLOSSARY. Roughly 700 technical terms are tappable right inside questions and explanations. See an unfamiliar term, tap it, get a plain language definition, and keep studying without losing your place.

AI TUTOR. Stuck on a question? Ask the built in tutor. It knows the question you are looking at and explains the concept behind it, like having an instructor on call.

PRACTICE YOUR WAY. Browse the question pools by topic, or run quiz sessions with scoring against the real 75 percent passing threshold so you always know where you stand.

Question content is drawn from the official FCC Commercial Operator Element 1 and Element 3 question pools. Explanations and glossary definitions were written for this app and reference 47 CFR Part 13, Part 80, and Part 87 where applicable.

Built by a USAF veteran, FAA A&P instructor, and credentialed CTE educator with a B.S. in Avionics.

GROL Prep is a study aid. The General Radiotelephone Operator License is issued by the FCC, and exams are administered by FCC approved Commercial Operator License Examination Managers (COLEMs). The app does not guarantee exam passage.


## Version history (last 1 release)

### 1.0 — 2026-08-22

No release notes.

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## More apps by Mr Wolfe Aviation LLC

- [Mr. Wolfe's A&P Prep](https://appshunter.io/ios/app/mr-wolfes-a-and-p-prep/id6766894759)

All apps by Mr Wolfe Aviation LLC: https://appshunter.io/developer/1896335149

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-09-14.*