# FAA IA Knowledge Test Prep vs Garmin GPS Trainer

The clearest difference is price: Garmin GPS Trainer at Free against FAA IA Knowledge Test Prep's $9.99. Garmin GPS Trainer also leads on rating (2.4 vs 2.0) and update cadence (every 3 months vs every 14 months). FAA IA Knowledge Test Prep's advantage is device support (3 vs 1) and iOS requirement (11.0 vs 13.0). On ads and in-app purchases there is nothing between them.

Garmin GPS Trainer is free to download; FAA IA Knowledge Test Prep costs $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Garmin GPS Trainer holds the better App Store score, 2.4 against 2.0. That said, the two scores are not equally well evidenced: Garmin GPS Trainer has 19 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 11% of FAA IA Knowledge Test Prep's written reviews are positive against 33% of Garmin GPS Trainer's.

FAA IA Knowledge Test Prep ships an update every 14 months, Garmin GPS Trainer every 3 months. The most recent releases landed on October 17, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | FAA IA Knowledge Test Prep | Garmin GPS Trainer |
| --- | --- | --- |
| Price | $9.99 | **Free** |
| Rating | [2.0 (3 ratings)](https://appshunter.io/ios/app/faa-ia-knowledge-test-prep/id1446964317/reviews) | **[2.4 (19 ratings)](https://appshunter.io/ios/app/garmin-gps-trainer/id1454577309/reviews)** |
| Number of ratings | 3 | **19** |
| Positive reviews | 11.1% of reviews | **33.3% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 14 months | **Every 3 months** |
| Monetization | Paid | **Free** |
| Size | 12 MB | 1.3 GB |
| Requires iOS | **11.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPad |
| Age rating | 4+ | 4+ |
| Developer | [Bravo Zulu Apps LLC](https://appshunter.io/developer/1000879252) | [Garmin DCI](https://appshunter.io/developer/309920282) |

## What reviewers say

### FAA IA Knowledge Test Prep

[App page](https://appshunter.io/ios/app/faa-ia-knowledge-test-prep/id1446964317)

Prepare for your FAA Inspection Authorization Knowledge Test with a comprehensive question bank. This app offers quiz, test, and study modes to track your progress and familiarize you with exam-style questions. It requires no internet connection for offline study.

**Highlights:** Extensive question bank for IA exam, Quiz, Test, and Study modes, Progress tracking with scores and dates, Randomized questions and answers, Offline functionality, Optional sound and vibration feedback

**In-app purchases:** none


### Garmin GPS Trainer

[App page](https://appshunter.io/ios/app/garmin-gps-trainer/id1454577309)

This app simulates the user interface of a GPS navigator, allowing users to explore its features and operational aspects. It's ideal for improving avionics familiarity and preparing for flights by practicing flight plans.

**Highlights:** Simulated multi-touch and drag interface, Garmin SafeTaxi with airport information, High resolution terrain and aviation databases, Obstacle databases with power line alerting, Simulated ADS-B Traffic and FIS-B Weather, Chair fly flight plans

**In-app purchases:** none


## Frequently asked questions

### Is FAA IA Knowledge Test Prep free?

FAA IA Knowledge Test Prep costs $9.99, with no in-app purchases.

### Is Garmin GPS Trainer free?

Garmin GPS Trainer is free to download, with no in-app purchases.

### Which has better reviews, FAA IA Knowledge Test Prep or Garmin GPS Trainer?

Garmin GPS Trainer is rated higher. FAA IA Knowledge Test Prep averages 2.0 out of 5 from 3 ratings, while Garmin GPS Trainer averages 2.4 from 19 ratings.

### Do FAA IA Knowledge Test Prep or Garmin GPS Trainer have ads?

Neither FAA IA Knowledge Test Prep nor Garmin GPS Trainer shows ads.

### Which is updated more often, FAA IA Knowledge Test Prep or Garmin GPS Trainer?

FAA IA Knowledge Test Prep ships an update every 14 months, and Garmin GPS Trainer every 3 months. Most recently, FAA IA Knowledge Test Prep was updated on October 17, 2026 and Garmin GPS Trainer on October 15, 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.*