Prepware Instrument Pilot vs Airspace Ace
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Prepware Instrument Pilot
Prepare for your FAA Knowledge Exam with flashcard-style reviews and practice tests. Study by subject or take a full practice exam to gauge your readiness.
- Flashcard-style review
- Questions, answers, and explanations
- Study by subject
- Practice test simulation
- FAA Knowledge Exam preparation
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Comprehensive preparation, study and test tool for the FAA Knowledge Exam. Flashcard style review of questions, answers and explanations included for you to study by subject or with a true-to-form practice test.
Airspace Ace
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Master your understanding of the FAA National Air Space (NAS). Includes quizzes and games to accelerate your learning of the rules and regulations of the NAS. Overlay aviation sectional charts on built-in Apple maps and test your knowledge of the airspace identification, equipment requirements, and speed restrictions, from the surface upwards. Useful for practicing to take the FAA written tests in addition to preparation for a check ride. Challenge a friend (or enemy) to a head-to-head duel on airspace knowledge with the Duel Mode.
Screenshots
Verdict
The clearest difference is price: Airspace Ace at $1.99 against Prepware Instrument Pilot's $9.99. Airspace Ace also leads on update cadence (daily vs every 4 months). Prepware Instrument Pilot's advantage is iOS requirement (15.0 vs 26.0). On ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Prepware Instrument Pilot costs $9.99 and Airspace Ace $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Prepware Instrument Pilot ships an update every 4 months, Airspace Ace daily. The most recent releases landed on October 24, 2026 and October 16, 2026 respectively.
| Parameter | Prepware Instrument Pilot | Airspace Ace |
|---|---|---|
| Price | $9.99 | $1.99 — better |
| Rating | 2.6 (45 ratings) — better | — |
| Positive reviews | 37.8% of reviews | — |
| Number of ratings | 45 — better | — |
| Update frequency | Every 4 months | Daily — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 26.0 |
| Further details — not scored | ||
| Size | 36 MB | 11 MB |
| Age rating | 4+ | 4+ |
| Developer | ASA | JONOTHON CONE |
Bugs and requests
Prepware Instrument Pilot
Reported bugs
39 issues- Text frequently cut off
- App cannot dynamically scale text
- Some questions missing figures
- Figures have nothing to do with the question
- Correct answers no longer shown in green
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- Dark mode broken
- App crashes
- Save feature does not work
- Answers lost when returning to app
- Progress lost when switching categories
- App closes by itself
- Loses test progress when minimized
- Figures not displayed for questions
- Incomplete questions
- Questions and answers do not match
- Questions not completely displayed
- Can't get back to question from figure display
- Back button disappears
- Can't take entire test without shutting down or redownloading
- Software reverts to quiz mode when returning to study mode
- Explanation link missing in study mode
- Can't go back when opening a figure
- Answers longer than three lines are cut off
- Figures are sometimes incomplete
- Figures are sometimes at too low a resolution
- No way to store previous test scores
- No progress shown
- Study modes stops showing correct answer
- Practice test questions do not allow access to appropriate figure
- Truncated answers
- Truncated questions
- Figures are sometimes incomplete
- Font is hard to read and small
- Bold indication of right or wrong is missing
- No running tally of missed questions
- App restarts in test mode even when last in study mode
- Bugs causing crashes that instantly exit the application
- Scans did not come over well, particularly weather graphics
- Hard to see some images
Requested features
18 requests- Ability to focus on previously incorrect answers
- Major update for functionality and display bugs
- Ensure all software is up to date with FAA question banks
- Add timer and number of questions selection
- Ability to eliminate questions already known
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- Autosave and clear progress button
- Ability to search through questions
- Save test results
- Ability to uncheck material of questions not needed
- Ability to select questions relating to chapters
- Provide reasons for wrong answers
- Make background red or green for visibility
- Allow marking questions for review
- Record wrong answers for review
- Dark mode option
- Advanced analytics dashboard
- Ability to skip questions that do not apply to equipment
- Add CX-2 to iPhone
Airspace Ace
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Prepware Instrument Pilot
No in-app purchases
Airspace Ace
No in-app purchases
Questions
Is Prepware Instrument Pilot free?
Is Airspace Ace free?
Do Prepware Instrument Pilot or Airspace Ace have ads?
Which is updated more often, Prepware Instrument Pilot or Airspace Ace?
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