Comparison

E vs DA20 M&B mobile

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

Head to head
About

E

This comprehensive pilot training tool offers a vast knowledge base for E-JET aircraft systems and procedures. It features interactive diagrams, extensive question banks with explanations, and a powerful search engine to help pilots stay current and improve their skills.

Highlights
  • Interactive Electrical Diagram (iPad)
  • Extensive Question Banks (1768+ questions)
  • Fast Search Engine (Definitions, Abbreviations, EICAS)
  • Virtual Interactive Panel
  • Unit Fast Converter
  • Dark Mode
Features
Read full description

EJET Training Guide – The Ultimate Pilot Training Tool The EJET Training Guide app is a comprehensive knowledge database, built by pilots, for pilots. Whether you're beginning your E-JET training or striving to stay current, this app provides everything you need to become a better E-JET pilot — all in one powerful tool. All the information is based on the official EJETS Airplane Operations Manual (AOM), ensuring accuracy and the latest updates for every system and procedure. Key Features: --- Interactive EJET Electrical Diagram (iPad Version Only). Explore and understand the EJET electrical system like never before. This unique modeling tool enables you to manipulate switches and analyze results visually, making complex systems easier to understand and master. --- Extensive Question Banks: 1768 Questions with detailed answer explanations (E170/175/190). 650 Images for better visual understanding. 1400 References & Explanations to deepen your knowledge. --- Fast Search Engine: 510 Definitions 2000+ FAA Abbreviations 700+ Jeppesen Abbreviations 330 EICAS Messages Limitations & Memory Items for EMB-170/175 and EMB-190 (Edit – Add – Delete) AOM Full database information (Built-in Search Engine NEW VERSION 7.0) --- Virtual Interactive Panel: High-definition panels with 1,250 interactive buttons and components, featuring over 250 virtual system pages – now enhanced with full AOM descriptions in Version 7.0. Advanced System Coverage: 3600+ MCDU Screens (LOAD 2.7 / 2.8) 550+ FMS Buttons --- Unit Fast Converter: Quickly convert weight, speed, temperature, pressure, and distance. --- Dark Mode enabled.. --- TRAINING Topics Included: E-190-175 Database Full Test with 1787 Questions covering every topic. Detailed categories: Air System, Electrical, Engines, Fuel, Hydraulics, Gear & Brakes, Ice Protection, Warning, FMS, SOP, and more. --- Powerful Search Tool Quickly search through 3000+ definitions, limitations, memory items, and component images with a single tap. Perfect for instant answers during study sessions or practice tests. ------------------------------------------ Why Choose EJET Training Guide? - Thousands of questions, images, and explanations in one place. - Build confidence with realistic tests and interactive tools. - Keep your knowledge current and accurate, backed by direct AOM references. - Designed for pilots at all stages, from beginners to experienced professionals. Whether you're preparing for your initial EJET training or keeping your skills sharp, the EJET Training Guide is the most complete and reliable app available.

About

DA20 M&B mobile

Calculate mass and balance for various Diamond aircraft models with interactive weight input and real-time chart plotting. Generate professional PDF loadsheets and convert weight/fuel units. Receive alerts for overweight conditions.

Highlights
  • Mass and balance calculation
  • Interactive weight input
  • Real-time chart plotting
  • PDF loadsheet generation
  • Weight and fuel unit conversion
  • Overweight alerts
Features
Read full description

Diamond DA20 Mass & Balance calculator! With easy and interactive weights adding and real time Chart plotting. You can calculate for the following Diamond models: DA20-A1 Katana, DA20-100 Katana, DV20-100 (Austrian variant), DA20-C1 Katana/Eclipse/evolution, DA20i/DV20E Get access to Loading Charts for accurate reading. Red Dot "marks the Spot". Also Red warning alerts if you're overweight! Create your PDF file with your loadsheet in a professional looking sheet, save it, print it, share it or e-mail it! Includes regulatory data such as A/C registration, departure aerodrome, arrival aerodrome, time and date. Convert all necessary weight and fuel Units on a dedicated page. Mass and Balance was never so easy. Enjoy your Mass and Balance on your iPhone! Also Apps Available for a single Aircraft for Cessna C152, C172 and C182, Piper PA28, PA34 and PA44 or get All models in just one App

Screenshots

E4 screens
DA20 M&B mobile4 screens

Verdict

The call

The clearest difference is price: DA20 M&B mobile at $1.99 against E's $24.95. E's advantage is rating (4.7 vs 3.0) and ratings volume (58 vs 1). On ads, in-app purchases and monetization model 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

E costs $24.95 and DA20 M&B mobile $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

E holds the better App Store score, 4.7 against 3.0. That said, the two scores are not equally well evidenced: E has 58 ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

E ships an update every 2 months, DA20 M&B mobile every 6 months. The most recent releases landed on October 29, 2026 and October 10, 2026 respectively.

Scorecard6 real differences · 4 level
E versus DA20 M&B mobile: the parameters behind the verdict, then further details
ParameterEDA20 M&B mobile
Price$24.95$1.99 — better
Rating4.7 (58 ratings) — better3.0 (1 ratings)
Positive reviews90.0% of reviews—
Number of ratings58 — better1
Update frequencyEvery 2 months — betterEvery 6 months
AdsNoNo
In-app purchasesNoNo
MonetizationPaidPaid
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS14.0 — better16.6
Further details — not scored
Size549 MB7 MB
Age rating4+4+
DeveloperJorge Gonzalez GalvanPedro Isidoro

Customer experience

E

All ratings57 ratings
Positive94.7%
Neutral0.0%
Negative5.3%
Written reviews20 reviews
Positive90.0%
Neutral0.0%
Negative10.0%

DA20 M&B mobile

All ratings1 ratings
Positive0.0%
Neutral100.0%
Negative0.0%

In-app purchases

None

E

No in-app purchases

None

DA20 M&B mobile

No in-app purchases

Questions

Is E free?
E costs $24.95, with no in-app purchases.
Is DA20 M&B mobile free?
DA20 M&B mobile costs $1.99, with no in-app purchases.
Which has better reviews, E or DA20 M&B mobile?
E is rated higher. E averages 4.7 out of 5 from 58 ratings, while DA20 M&B mobile averages 3.0 from 1 ratings.
Do E or DA20 M&B mobile have ads?
Neither E nor DA20 M&B mobile shows ads.
Which is updated more often, E or DA20 M&B mobile?
E ships an update every 2 months, and DA20 M&B mobile every 6 months. Most recently, E was updated on October 29, 2026 and DA20 M&B mobile on October 10, 2026.

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