Comparison

Barfield ADTS vs EMT B Prep Test

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

Head to head
About

Barfield ADTS

This app transforms your iOS device into a wireless remote for specific aircraft maintenance testing equipment. It offers automatic firmware updates and allows simultaneous viewing of PDF documents.

Highlights
  • Wireless remote control for DPS1000 and 1811NG
  • Automatic firmware update detection
  • Split-screen PDF viewing
  • User-friendly interface
  • Programmable test routines
Features
Read full description

Note: Barfield does not collect user’s information. Barfield Inc. designs and manufactures Ground Support Test Equipment (GSTE) and is improving the aircraft maintenance industry one App at a time. Barfield's new and innovative app transforms any iOS tablet or cellphone into a wireless remote control for the DPS1000 and the 1811NG. Additionally, two available features enhance the user experience: 1) The app will detect whether a new firmware version is available when connected to the DPS1000/1811NG through the embedded secure Wi-Fi and automatically will prompt the user to proceed with the upgrade if necessary. 2) The split-screen feature allows users to operate the app while simultaneously opening PDF documents previously downloaded from Dropbox. The latest iPhone support allows the user to access the app through their cellphones with the same capabilities as the iPad. Ground Support Test Equipment are used for testing aircraft Pitot-Static/Air Data systems. They are fully automated and boast a user friendly interface with color touch screen and programmable test routines. With this new generation of aircraft line maintenance testing through a tablet/cellphone app, Barfield is helping its market and industry take a giant step forward with reliable, economical and universal Air Data testers.

About

EMT B Prep Test

Prepare for your EMT certification exam with thousands of practice questions. This app offers exam-like challenges designed to build confidence and ensure you're ready for the official test. Gain insight into key concepts and master the material for a high score.

Highlights
  • Thousands of exam-like practice questions
  • Questions from previous official exam drafts
  • Build confidence for exam success
  • Gain insight into EMT concepts
  • Track progress and identify weak areas
Features
Read full description

Emergency Medical Technicians provide out of hospital emergency medical care and transportation for critical and emergent patients who access the emergency medical services (EMS) system. EMTs have the basic knowledge and skills necessary to stabilize and safely transport patients ranging from non-emergency and routine medical transports to life threatening emergencies. Emergency Medical Technicians function as part of a comprehensive EMS response system, under medical oversight. Emergency Medical Technicians perform interventions with the basic equipment typically found on an ambulance. Emergency Medical Technicians are a critical link between the scene of an emergency and the health care system. To become an Emergency Medical Technician, you need to have a full course of lectures and practical experience, culminating in an official examination for certification. EMT B Prep Test 2022 is an exam preparation app that will help you pass the Emergency Medical Technician (EMT) exam with a high score on your first attempt. EMT B Prep Test 2022 not only helps you gain insight into concepts related to EMT exam preparation, but also helps you increase your confidence in passing the exam on the first attempt by practicing thousands of exam-like questions. The questions are taken from previous official exam drafts and they are designed as challenges and you need to challenge them one by one. If you complete all of them, it almost means that you are fully ready to pass the official official exam. Come on, download it and you'll pass the exam! User Agreement:https://docs.qq.com/doc/DT0p3WlFURVZmVW1q Privacy Policy:https://docs.qq.com/doc/DT2tMSnVUQUt6ckR4 Payment will be charged to iTunes Account at confirmation of purchase. Subscription automatically renews unless auto-renew is turned off at least 24 hours before the end of the current period. Accounts will be charged for renewal within 24 hours prior to the end of the current period a

Screenshots

Barfield ADTS4 screens
EMT B Prep Test4 screens

Verdict

The call

The clearest difference is review sentiment: EMT B Prep Test at 100% against Barfield ADTS's 20%. EMT B Prep Test also leads on rating (5.0 vs 3.4). Barfield ADTS's advantage is in-app purchases (none vs 3) and update cadence (every 5 months vs every 22 months). On price, ratings volume, 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

Both are free to download. EMT B Prep Test sells 3 in-app purchases, starting at $4.99 per 7 days. Barfield ADTS asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

EMT B Prep Test holds the better App Store score, 5.0 against 3.4. Both are backed by a comparable volume of ratings — 5 and 6 respectively. Written reviews point the same way: 20% of Barfield ADTS's written reviews are positive against 100% of EMT B Prep Test's.

UpkeepUpdate frequency

Barfield ADTS ships an update every 5 months, EMT B Prep Test every 22 months. The most recent releases landed on October 24, 2026 and October 21, 2026 respectively.

Scorecard5 real differences · 5 level
Barfield ADTS versus EMT B Prep Test: the parameters behind the verdict, then further details
ParameterBarfield ADTSEMT B Prep Test
PriceFreeFree
Rating3.4 (5 ratings)5.0 (6 ratings) — better
Positive reviews20.0% of reviews100.0% of reviews — better
Number of ratings56 — better
Update frequencyEvery 5 months — betterEvery 22 months
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS13.012.0 — better
Further details — not scored
Size80 MB6 MB
Age rating4+4+
DeveloperBarfield Inc辉 宋

Customer experience

Barfield ADTS

All ratings5 ratings
Positive60.0%
Neutral0.0%
Negative40.0%
Written reviews5 reviews
Positive20.0%
Neutral0.0%
Negative80.0%

EMT B Prep Test

All ratings6 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews87 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

Barfield ADTS

Not enough reviews yet to summarise bugs or requests.

EMT B Prep Test

Reported bugs

5 issues
  • Images and EKG strips not loading on iPad and other devices
  • Multiple choice questions displaying incorrect number of answer options
  • Email contact system routing to help center instead of support
  • Some explanations appear incomplete or cut off
  • App migration cancelled access to previous purchases

Requested features

6 requests
  • Fix image and EKG strip loading functionality
  • Improve customer support accessibility and responsiveness
  • Update questions to better match actual NREMT exam style
  • Add dark mode option
  • Provide more straightforward study tips and guidance
Show 1 more
  • Honor previous lifetime purchases when migrating apps

In-app purchases

None

Barfield ADTS

No in-app purchases

3 purchases

EMT B Prep Test

Subscriptions3
  • week-vip$4.997 Days
  • month-vip$12.991 Month
  • quarter-vip$19.993 Months

Questions

Is Barfield ADTS free?
Barfield ADTS is free to download, with no in-app purchases.
Is EMT B Prep Test free?
EMT B Prep Test is free to download, with in-app purchases available.
Which has better reviews, Barfield ADTS or EMT B Prep Test?
EMT B Prep Test is rated higher. Barfield ADTS averages 3.4 out of 5 from 5 ratings, while EMT B Prep Test averages 5.0 from 6 ratings.
Do Barfield ADTS or EMT B Prep Test have ads?
Neither Barfield ADTS nor EMT B Prep Test shows ads.
Which is updated more often, Barfield ADTS or EMT B Prep Test?
Barfield ADTS ships an update every 5 months, and EMT B Prep Test every 22 months. Most recently, Barfield ADTS was updated on October 24, 2026 and EMT B Prep Test on October 21, 2026.

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