Prepware Aviation Maintenance vs Ultrasonic Study Guide
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Prepware Aviation Maintenance
Prepare for your FAA Knowledge Exam with this comprehensive study and test tool. It offers flashcard-style review of questions, answers, and explanations, allowing you to study by subject or take realistic practice tests.
- FAA Knowledge Exam preparation
- Flashcard-style review
- Questions, answers, and explanations
- Study by subject
- Practice tests
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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.
Ultrasonic Study Guide
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Prepare for your Ultrasonic Testing Level 1, 2 or 3 certification exam with 641 practice questions written by an ASNT NDT Level III. Each question includes a detailed explanation so you learn why an answer is right, not just which one to pick. After each test, Review Missed Questions shows exactly what you got wrong and the reasoning behind the correct answer. STUDY BY LEVEL AND CATEGORY Level 1, Level 2 and Level 3 question banks 10 categories: Principles and Theory, Equipment and Materials, Techniques and Methods, Standardization and Calibration, Evaluation of Base Material, Evaluation of Welds and Bonded Structures, Discontinuity Detection and Evaluation, Variables Affecting Test Results, Advanced Techniques (Phased Array, TOFD), Procedures and Reporting Choose 10 to 150 questions per test BUILT FOR REAL EXAM PREP Answer choices balanced so you can’t guess from length or position Instant scoring with a full results breakdown Review every missed question with explanations Aligned with SNT-TC-1A and NAS410 body-of-knowledge topics GO FURTHER Online Training Academy UT training videos 5-year NDT Career Planner
Screenshots
Verdict
The clearest difference is price: Prepware Aviation Maintenance at $9.99 against Ultrasonic Study Guide's $14.99. Prepware Aviation Maintenance also leads on chart position (#4 vs unranked) and iOS requirement (15.0 vs 18.5). On update cadence, 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 Aviation Maintenance costs $9.99 and Ultrasonic Study Guide $14.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Prepware Aviation Maintenance ships an update every 4 months, Ultrasonic Study Guide every 7 months. The most recent releases landed on November 10, 2026 and October 30, 2026 respectively.
| Parameter | Prepware Aviation Maintenance | Ultrasonic Study Guide |
|---|---|---|
| Price | $9.99 — better | $14.99 |
| Rating | 3.8 (373 ratings) — better | — |
| Positive reviews | 53.0% of reviews | — |
| Number of ratings | 373 — better | — |
| Update frequency | Every 4 months — better | Every 7 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Best chart rank | #4 — better | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 18.5 |
| Further details — not scored | ||
| Size | 15 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | ASA | Skaggs Media LLC |
Bugs and requests
Prepware Aviation Maintenance
Reported bugs
4 issues- Incorrect Answers Marked as Correct
- Grading and Exiting Issues
- Inconsistent Question Formatting Across Platforms
- Lag and Freezing on Newer Devices
Requested features
5 requests- Randomize Answer Order
- Separate Missed Questions
- Ability to Create Custom Quizzes
- Improved Reporting and Analytics
- Accessibility Improvements for Colorblind Users
Ultrasonic Study Guide
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Prepware Aviation Maintenance
No in-app purchases
Ultrasonic Study Guide
No in-app purchases
Questions
Is Prepware Aviation Maintenance free?
Is Ultrasonic Study Guide free?
Do Prepware Aviation Maintenance or Ultrasonic Study Guide have ads?
Which is updated more often, Prepware Aviation Maintenance or Ultrasonic Study Guide?
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