Comparison

CPaT Mobile 4 vs E

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

Head to head
About

CPaT Mobile 4

Access your aviation training materials offline. Download courses to study at your convenience and sync your progress back to the CPaT Learning Management System when you have an internet connection.

Highlights
  • Offline training material access
  • Downloadable course content
  • Training progress tracking
  • Sync with CPaT LMS
  • Interactive training modules
Features
Read full description

CPaT mobile provides an offline training solution for the CPaT training library developed for web platforms.This app allows CPaT LMS users to view their training progress, launch into their online account, as well take their interactive training offline by downloading the training material. Once downloaded, the material is available without the need for an Internet connection and can be viewed at the users convenience. When an Internet connection can be made, the data accumulated from the downloaded content may be synchronized back to the CPaT Learning Management System.

About

E

This app provides supplemental study material for Embraer E-170/175 aircraft type ratings. It offers flashcards, quizzes, and memory items for pilots preparing for exams and recurrent training. Features include weather data, distance calculations, and conversion tools.

Highlights
  • Aircraft system flashcards
  • Multiple choice quizzes with timer
  • Memory items study
  • Aircraft limitations study
  • Worldwide weather and METAR/TAF
  • Airport distance calculator
  • Aircraft conversion calculator
Features
Read full description

The information is supplemental and does not replace the aircraft flight manual. Information may vary depending on your airline or company policies and procedures. WHAT KIND OF AIRCRAFT ARE AVAILABLE? Embraer E-170/175 INTENDED USE OF OUR APPS •Used by pilots to study for written exams, oral exams, check rides, recurrent training and general knowledge. WHO USES AIRCRAFT APPS IN THE AVIATION INDUSTRY? •Private Pilots, Corporate Pilots and Commercial Airline Pilots. CONTENTS OF FREE INITIAL DOWNLOAD •Worldwide Weather •Airport to Airport Distance Calculator •Airport METAR & TAF Search •Custom Aircraft Flashcard Maker •Aircraft Conversion Calculator •Continuous Running Zulu Time Clock •Airline Interview Questions CONTENTS OF IN-APP PURCHASES •Flashcards •Quizzes •Memory Items •Limitations ~SPECIFIC APP INFORMATION~ FLASHCARDS •Choose any aircraft system from a drop down menu and easily study technical questions about the airplane. •Easy to use Back and Next buttons. QUIZZES •Choose any aircraft system from a drop down menu and test your knowledge with a multiple choice quizzes. Take the quizzes with an optional timer and background noise to enhance your learning experience. MEMORY ITEMS •Study all aircraft memory items in the easy to use PDF reader that allows you to print, email and customize your learning experience. LIMITATIONS •Study all aircraft limitations in flashcard format and use the quiz at the end to test your knowledge. AIRPORTS WEATHER & FLIGHT PLANNING •Choose any airport in the world and see the most up to date weather and METAR/TAF information. Use the Airport Flight Planning feature to check distance to and from airports in NM. With WIFI or a cellular connection, your aircraft position will display on the map. CUSTOM AIRCRAFT FLASHCARD MAKER •Easily make your own systems flashcards by naming the category and typing in your own question and answer. AIRCRAFT CONVERSION CALCULATOR •Fast and accurate conversions of many commonly used aviation calculations which include: •Foot - Meter •Nautical Mile - Statute Mile •Nautical Mile - Kilometer •Inch - Meter •Pound - Kilogram •Gallon (US) - Liter •Gallon Imp.) - Liter •Fahrenheit - Celsius •Pressure inHG - hPA •Gallons - LBS •Knots - MPH Zulu Time Clock - This clock can be found on th menu screen. It does not need an internet connection to function and will always give the most accurate Zulu time no matter where you are in the world. IN APP PURCHASES TERMS AND CONDITIONS STEP 1: Download AIRCRAFT APPS from the App Store (FREE Download). STEP 2: After AIRCRAFT APPS has downloaded to your device, tap Type Rating Prep on the Menu Screen and search through the in-app purchases for your aircraft. STEP 3: Tap the Buy button under the aircraft you wish to purchase. Your account will be charged a one time price for the material and content. The price is listed on each Aircraft App and the price will be different based on the content in each app. STEP 4: Once purchased, the IN-APP Purchases cannot be canceled. STEP 5: Access to the material and content never expires. STEP 6: Payment will be charged to your iTunes account at confirmation of purchase. FOR A COMPLETE DESCRIPTION OF IN-APP PURCHASE CONTENTS, VISIT WWW.AIRCRAFTAPPS.COM

Screenshots

CPaT Mobile 43 screens
E4 screens

Verdict

The call

The clearest difference is rating: E at 5.0 against CPaT Mobile 4's 2.2. E also leads on update cadence (weekly vs every 6 weeks). CPaT Mobile 4's advantage is in-app purchases (none vs 1) and ratings volume (19 vs 1). On price, ads, device support and iOS requirement 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

Both are free to download. E sells 1 one-off in-app purchase. CPaT Mobile 4 asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

E holds the better App Store score, 5.0 against 2.2. That said, the two scores are not equally well evidenced: CPaT Mobile 4 has 19 ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

CPaT Mobile 4 ships an update every 6 weeks, E weekly. Both last shipped on November 3, 2026.

Scorecard5 real differences · 5 level
CPaT Mobile 4 versus E: the parameters behind the verdict, then further details
ParameterCPaT Mobile 4E
PriceFreeFree
Rating2.2 (19 ratings)5.0 (1 ratings) — better
Positive reviews0.0% of reviews—
Number of ratings19 — better1
Update frequencyEvery 6 weeksWeekly — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS11.0 — better12.0
Further details — not scored
Size42 MB109 MB
Age rating4+4+
DeveloperCPAT GLOBAL, LLCAircraft Apps LLC

Customer experience

CPaT Mobile 4

All ratings11 ratings
Positive36.4%
Neutral9.1%
Negative54.5%
Written reviews24 reviews
Positive0.0%
Neutral8.3%
Negative91.7%

E

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

CPaT Mobile 4

No in-app purchases

1 purchases

E

One-time1
  • E-170175 Type Rating Prep$19.99

Questions

Is CPaT Mobile 4 free?
CPaT Mobile 4 is free to download, with no in-app purchases.
Is E free?
E is free to download, with in-app purchases available.
Which has better reviews, CPaT Mobile 4 or E?
E is rated higher. CPaT Mobile 4 averages 2.2 out of 5 from 19 ratings, while E averages 5.0 from 1 ratings.
Do CPaT Mobile 4 or E have ads?
Neither CPaT Mobile 4 nor E shows ads.
Which is updated more often, CPaT Mobile 4 or E?
CPaT Mobile 4 ships an update every 6 weeks, and E weekly. Most recently, CPaT Mobile 4 was updated on November 3, 2026 and E on November 3, 2026.

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