# Instrument Pilot Test Prep vs Flight Test X20

The clearest difference is price: Flight Test X20 at Free against Instrument Pilot Test Prep's $14.99. Flight Test X20 also leads on rating (3.9 vs 3.1) and update cadence (every 5 weeks vs every 5 months). Instrument Pilot Test Prep's advantage is chart position (#193 vs unranked) and device support (3 vs 1). On ads, in-app purchases, monetization model and iOS requirement there is nothing between them.

Flight Test X20 is free to download; Instrument Pilot Test Prep costs $14.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Flight Test X20 holds the better App Store score, 3.9 against 3.1. That said, the two scores are not equally well evidenced: Flight Test X20 has 93 ratings behind it against 16, so its average is the more settled of the two. Written reviews point the same way: 39% of Instrument Pilot Test Prep's written reviews are positive against 60% of Flight Test X20's.

Instrument Pilot Test Prep ships an update every 5 months, Flight Test X20 every 5 weeks. The most recent releases landed on October 13, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Instrument Pilot Test Prep | Flight Test X20 |
| --- | --- | --- |
| Price | $14.99 | **Free** |
| Rating | [3.1 (16 ratings)](https://appshunter.io/ios/app/instrument-pilot-test-prep/id437392025/reviews) | **[3.9 (93 ratings)](https://appshunter.io/ios/app/flight-test-x20/id1501097608/reviews)** |
| Number of ratings | 16 | **93** |
| Positive reviews | 39.3% of reviews | **60.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 5 weeks** |
| Monetization | Free | Free |
| Best chart rank | **#193** | — |
| Size | 28 MB | 25 MB |
| Requires iOS | **13.0** | 14.0 |
| Devices | **iPhone, iPad, iPod** | iPad |
| Age rating | 4+ | 4+ |
| Developer | [Sporty's Pilot Shop](https://appshunter.io/developer/371817958) | [Sheppard Air, Inc.](https://appshunter.io/developer/595077420) |

## What reviewers say

### Instrument Pilot Test Prep

[App page](https://appshunter.io/ios/app/instrument-pilot-test-prep/id437392025)

**Currently charting:** #193 Top Paid · Education (US App Store)

Prepare for your FAA Instrument Pilot written test with a comprehensive study tool. It offers three modes: study questions by topic, review using flashcards, and take simulated practice tests. Detailed explanations and progress reports help you track your learning.

**Highlights:** Study questions by topic, Customizable review sessions, Flashcard mode for knowledge testing, Simulated 60-question practice tests, Detailed explanations for answers, Progress reports and test history, High-resolution FAA figures and legends

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

**In-app purchases:** none


### Flight Test X20

[App page](https://appshunter.io/ios/app/flight-test-x20/id1501097608)

Prepare for FAA knowledge tests with this comprehensive study platform. It offers top-off preparation for various pilot and aviation professional written exams, including instrument rating and ATP.

**Highlights:** FAA knowledge test preparation, Pilot study course, Dispatcher study course, Instrument rating preparation, Instructor written test prep, ATP written test prep

**In-app purchases:** none


## Frequently asked questions

### Is Instrument Pilot Test Prep free?

Instrument Pilot Test Prep costs $14.99, with no in-app purchases.

### Is Flight Test X20 free?

Flight Test X20 is free to download, with no in-app purchases.

### Which has better reviews, Instrument Pilot Test Prep or Flight Test X20?

Flight Test X20 is rated higher. Instrument Pilot Test Prep averages 3.1 out of 5 from 16 ratings, while Flight Test X20 averages 3.9 from 93 ratings.

### Do Instrument Pilot Test Prep or Flight Test X20 have ads?

Neither Instrument Pilot Test Prep nor Flight Test X20 shows ads.

### Which is updated more often, Instrument Pilot Test Prep or Flight Test X20?

Instrument Pilot Test Prep ships an update every 5 months, and Flight Test X20 every 5 weeks. Most recently, Instrument Pilot Test Prep was updated on October 13, 2026 and Flight Test X20 on October 16, 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.*