Comparison

EASA Part 66 Exam Trainer vs Learn Aerospace Engineering

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

EASA Part 66 Exam Trainer

Prepare for EU Part 66 aircraft maintenance engineer exams with over 750 multiple-choice questions across various modules. This app serves as a supplementary training tool for classroom learning, allowing you to practice on the go.

Highlights
  • Over 750 multiple-choice questions
  • Covers multiple EU Part 66 modules
  • B1.1 / A1 exam preparation
  • Supplementary training tool
  • Practice on the go
  • Developed by skilled engineers
Features
Read full description

Test your skills for the EU PART 66 modules exams with this neat traning app. There are more than 750 questions divided into all the different modules for B1.1 / A1 exams. The Part 66 Aircraft Maintenance Engineer Multiple Choice App is the perfect supplement to the regular part 66 classroom training, where you can train yourself on the run. Modules featured in this version: + MODULE 1: MATHEMATICS + MODULE 2: PHYSICS + MODULE 3: ELECTRICAL FUNDAMENTALS + MODULE 4: ELECTRONIC FUNDAMENTALS + MODULE 5: DIGITAL TECHNIQUES / ELECTRONIC INSTRUMENT SYSTEMS + MODULE 6: MATERIALS & HARDWARE + MODULE 7: MAINTENANCE PRACTICES + MODULE 8: BASIC AERODYNAMICS + MODULE 9: HUMAN FACTORS + MODULE 10: AVIATION LEGISLATION + MODULE 11: AEROPLANE AERODYNAMICS, STRUCTURES AND SYSTEMS + MODULE 15: GAS TURBINE ENGINE + MODULE 17: PROPELLER What we are currently working on for the next version: + B1.2 + B1.3 This app is developed to help you with the part 66 multiple choice exams, and you are very welcome to help us improve the app by sending us multiple choice questions and suggestions for improvements. Furthermore, if you find some bugs please send don’t hesitate to send us an email. Please note that this app is an unofficial app made by skilled Aircraft Maintenance Engineers from all over the world. We do our best to keep it updated at all times and make the best content to our future colleagues. Please help us in our work by sharing the app with your friends, if you like what we are doing. If you have any critical comments to the app's functionality or content, please use the in-app commenting system to let us know, how we can make the app even better. Thanks in advance :)

About

Learn Aerospace Engineering

This app provides a comprehensive guide to aerospace engineering, covering fundamental concepts, materials, and systems. It's designed for easy understanding and is a valuable resource for students and professionals interested in aircraft and spacecraft design.

Highlights
  • Comprehensive aerospace engineering topics
  • Focus on materials and structures
  • Systems engineering and integration
  • Easy-to-understand explanations
  • Designed by professional engineers
Features
Read full description

Learn AeroSpace Engineering is a professional app to Learning AeroSpace Engineering which to helps people to understand very easy. Learn AeroSpace Engineering is designed for you as well research by professional Engineers. Learn AeroSpace Engineering, also called aeronautical engineering, or astronautical engineering, field of engineering concerned with the design, development, construction, testing, and operation of vehicles operating in the Earth’s atmosphere or in outer space. An aircraft is a vehicle that is able to fly by gaining support from the air. It counters the force of gravity by using either static lift or the dynamic lift of an airfoil, or in a few cases the downward thrust from jet engines. An automobile is a self-propelled motor vehicle intended for passenger transportation on land. It usually has four wheels and an internal combustion engine fuelled most often by gasoline, a liquid petroleum product. Engineering is the use of scientific principles to design and build machines, structures, and other items, including bridges, tunnels, roads, vehicles, and buildings. Aeronautics is the science or art involved with the study, design, and manufacturing of air flight–capable machines, and the techniques of operating aircraft and rockets within the atmosphere. Topics - Introduction. - Introduction to Aerospace Materials. - Aerospace Materials: Past, Present And Future. - Materials And Material Requirements For Aerospace Structures And Engines. - Strengthening Of Metal Alloys. - Mechanical And Durability Testing Of Aerospace Materials. - Production And Casting Of Aerospace Metals. - Processing And Machining Of Aerospace Metals. - Aluminium Alloys For Aircraft Structures. - Titanium Alloys For Aerospace Structures And Engines. - Magnesium Alloys For Aerospace Structures. - Steels For Aircraft Structures. - Systems Engineering And Integration. - Managing The Plan And Execute Phases. - Managing For High Performance. - Integration Plan And Test Strategy. - Managing People, Product, And Process (P3) Implementation. - Systems Engineering Fundamentals. Why Learn AeroSpace Engineering Graduates of AeroSpace Engineering and mechanics play a key role in the advancement of society, performing work that touches our lives in countless ways beyond aircraft and spacecraft design alone. They develop state of the art systems and new technologies used in the biomedical, computer and automotive industries. What is AeroSpace Engineering Aerospace engineering is the primary field of engineering concerned with the development of aircraft and spacecraft. It has two major and overlapping branches: aeronautical engineering and astronautical engineering. Avionics engineering is similar, but deals with the electronics side of aerospace engineering.

Screenshots

EASA Part 66 Exam Trainer4 screens
Learn Aerospace Engineering4 screens

Verdict

The call

The clearest difference is price: EASA Part 66 Exam Trainer at Free against Learn Aerospace Engineering's $1.99. EASA Part 66 Exam Trainer also leads on rating (4.8 vs 4.0). Learn Aerospace Engineering's advantage is in-app purchases (none vs 12) and iOS requirement (10.0 vs 15.0). On ratings volume, update cadence, ads 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

CostPrice · In-app purchases · Ads · Monetization

EASA Part 66 Exam Trainer is free to download; Learn Aerospace Engineering costs $1.99 up front. EASA Part 66 Exam Trainer sells 12 one-off in-app purchases. Learn Aerospace Engineering asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

EASA Part 66 Exam Trainer holds the better App Store score, 4.8 against 4.0. Both are backed by a comparable volume of ratings — 6 and 8 respectively.

UpkeepUpdate frequency

EASA Part 66 Exam Trainer ships an update every 7 months, Learn Aerospace Engineering every 5 months. The most recent releases landed on October 24, 2026 and October 30, 2026 respectively.

Scorecard5 real differences · 5 level
EASA Part 66 Exam Trainer versus Learn Aerospace Engineering: the parameters behind the verdict, then further details
ParameterEASA Part 66 Exam TrainerLearn Aerospace Engineering
PriceFree — better$1.99
Rating4.8 (6 ratings) — better4.0 (8 ratings)
Positive reviews100.0% of reviews—
Number of ratings68 — better
Update frequencyEvery 7 monthsEvery 5 months — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree — betterPaid
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.010.0 — better
Further details — not scored
Size79 MB35 MB
Age rating4+4+
DeveloperDavid Alexander HansenHaroon Khalil

Customer experience

EASA Part 66 Exam Trainer

All ratings5 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Learn Aerospace Engineering

All ratings7 ratings
Positive71.4%
Neutral0.0%
Negative28.6%

In-app purchases

12 purchases

EASA Part 66 Exam Trainer

One-time12
  • Module 5 for the Part 66 exam$0.99
  • Module 6 for the Part 66 exam$0.99
  • Module 7 for the Part 66 exam$0.99
Show 9 more
  • Module 8 for the Part 66 exam$0.99
  • Module 10 for the Part 66 exam$0.99
  • Module 15 for the Part 66 exam$0.99
  • Module 9 for the Part 66 exam$0.99
  • Module 11A for the Part 66 exam$0.99
  • Module 4 for the Part 66 exam$0.99
  • Module 17 for the Part 66 exam$0.99
  • Unlock all modules forever$2.99
  • Remove ads$3.99
None

Learn Aerospace Engineering

No in-app purchases

Questions

Is EASA Part 66 Exam Trainer free?
EASA Part 66 Exam Trainer is free to download, with in-app purchases available.
Is Learn Aerospace Engineering free?
Learn Aerospace Engineering costs $1.99, with no in-app purchases.
Which has better reviews, EASA Part 66 Exam Trainer or Learn Aerospace Engineering?
EASA Part 66 Exam Trainer is rated higher. EASA Part 66 Exam Trainer averages 4.8 out of 5 from 6 ratings, while Learn Aerospace Engineering averages 4.0 from 8 ratings.
Do EASA Part 66 Exam Trainer or Learn Aerospace Engineering have ads?
Neither EASA Part 66 Exam Trainer nor Learn Aerospace Engineering shows ads.
Which is updated more often, EASA Part 66 Exam Trainer or Learn Aerospace Engineering?
EASA Part 66 Exam Trainer ships an update every 7 months, and Learn Aerospace Engineering every 5 months. Most recently, EASA Part 66 Exam Trainer was updated on October 24, 2026 and Learn Aerospace Engineering on October 30, 2026.

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