Comparison

OnScene vs EMT Field Trainer

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

Head to head
About

OnScene

Features
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OnScene is your scenario-based study coach for the NREMT EMT cognitive certification exam — designed to fit between calls, during shift changes, and in the moments when a textbook is too much. Master the exam blueprint: • Scene Size-Up & Safety (15-19%) • Primary Assessment (39-43%) • Secondary Assessment (5-9%) • Patient Treatment & Transport (20-24%) • EMS Operations (10-14%) Inside OnScene: • 450 scenario-based questions across 11 study topics, weighted to the NREMT 5-domain blueprint • 140 spaced-repetition flashcards covering drug indications, dosages, age-banded vitals, and BLS algorithms • Full 60-question practice exam that mirrors the real Pearson VUE adaptive test • Detailed explanations on every question, grounded in the National EMS Education Standards 2021, Scope of Practice 2019, and 2025 AHA Guidelines for CPR & ECC • Streaks, XP, and 17 badges to keep your study habit on duty until test day Free vs. Full Access: Try the EMS Systems unit, 20 flashcards, and one practice topic for free. One-time unlock ($14.99) opens every topic, all 140 flashcards, and the full practice exam — no subscriptions, no ads. Built for: EMT-Basic students, EMR-to-EMT bridges, IFT crews retaking after lapsed certification, and fire academies running NREMT prep blocks. Official sources • NREMT EMT Examination Specifications: https://www.nremt.org/admin/getmedia/4cb170ab-35fa-4ec0-a76c-634847005bc4/EMT-Test-Plan_Public • National EMS Education Standards 2021 (NHTSA, hosted by NAEMSE): https://cdn.ymaws.com/naemse.org/resource/resmgr/files/ems_education_standards_2021.pdf • National EMS Scope of Practice Model 2019 incl. Change Notices 1.0 & 2.0 (NHTSA, hosted by NREMT): https://www.nremt.org/getmedia/d82edd97-1425-423f-954c-fdd63cf1daa3/National_EMS_Scope_of_Practice_Model_2019_Change_Notices_1_and-_2_August_2021 • 2025 AHA Guidelines for CPR & ECC (Highlights): https://cpr.heart.org/-/media/CPR-Files/2025-documents-for-cpr-heart-edits-posting/Resuscitation-Science/252500_Hghlghts_2025ECCGuidelines.pdf Disclaimer OnScene is an independent study aid based on the NREMT EMT Examination Specifications (2023 Practice Analysis), the National EMS Education Standards 2021, the National EMS Scope of Practice Model 2019, and the 2025 AHA Guidelines for CPR and ECC. It is not affiliated with, endorsed by, or sponsored by the NREMT, NHTSA, the American Heart Association, or any other organization.

About

EMT Field Trainer

Features
Read full description

Train with realistic EMT patient-assessment scenarios and receive feedback on your performance. Designed for EMT practice and is not a substitute for official protocols or medical direction.

Screenshots

OnScene4 screens
EMT Field Trainer2 screens

Verdict

The call

The clearest difference is in-app purchases: EMT Field Trainer at none against OnScene's 2. On price, ads, device support and iOS requirement there is nothing between them.

Scored on Price Ā· Rating Ā· Positive reviews Ā· Number of ratings Ā· Update frequency Ā· Ads Ā· In-app purchases Ā· Monetization Ā· Best chart rank Ā· Devices Ā· Requires iOS

CostPrice Ā· In-app purchases Ā· Ads Ā· Monetization

Both are free to download. OnScene sells 2 one-off in-app purchases. EMT Field Trainer asks for nothing beyond the download.

Scorecard1 real difference Ā· 5 level
OnScene versus EMT Field Trainer: the parameters behind the verdict, then further details
ParameterOnSceneEMT Field Trainer
PriceFreeFree
Update frequencyEvery 2 months—
AdsNoNo
In-app purchasesYesNo — better
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS15.0 — better15.1
Further details — not scored
Size20 MB22 MB
Age rating4+17+
DeveloperFireside WiFi LLCsurajita mishra

In-app purchases

2 purchases

OnScene

One-time2
  • Pro — 20% Off$11.99
  • Full Access Unlock$14.99
None

EMT Field Trainer

No in-app purchases

Questions

Is OnScene free?
OnScene is free to download, with in-app purchases available.
Is EMT Field Trainer free?
EMT Field Trainer is free to download, with no in-app purchases.
Do OnScene or EMT Field Trainer have ads?
Neither OnScene nor EMT Field Trainer shows ads.

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