Public Safety Training Simulations

Practical, Scenario-Based Training & Exam Prep for First Responders

Straight Stream Labs develops focused, high-fidelity training tools for the fire service and EMS community. Our flagship app, Fireground Scenario Trainer, is available now on Google Play—with our comprehensive EMT-B Exam Prep launching next.

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Public Safety Suite

Designed for the Demands of the Job

Every scenario challenges operational judgment under realistic conditions, reinforcing safety doctrine, rapid size-up, and defensible tactical execution.

First App · Available on Google Play

Fireground Scenario Trainer

Tactical decision-making and incident command judgment

Our first release—a dedicated tactical decision simulator designed for company officers, incident commanders, and advancing firefighters. Puts you at the tip of the spear through high-stakes dispatch situations requiring rapid prioritization, crew safety assessment, and resource coordination.

127 Validated Scenarios: Structure Fire, Vehicle Extrication, Fire Danger, and Incident Command System (ICS).
Milestone Achievements: Persistent, shareable training cards earned at 25, 50, and 100 decisions and 10-answer streaks.
100% Offline & Private: No user accounts, no cloud sync, and zero behavioral telemetry. Progress stays entirely on your phone.

Get on Google Play Android v1.2.1

Next App Coming Soon

EMT-B Exam Prep

Offline EMT exam practice, recall, and progress feedback

Prepare with 1,504 multiple-choice questions, 75 technology-enhanced items, and 298 spaced-repetition flashcards. Source-referenced explanations and clear performance feedback help you choose what to study next.

Exam-style practice: Multiple-choice questions plus multiple response, drag-and-drop, options tables, and build lists.
Understand and remember: Teaching rationales, source references, and spaced-repetition flashcards.
Offline, one-time purchase: No required account, no ads, and no subscription.

Explore EMT-B Exam Prep Coming soon on Android

Our Guiding Standard

Built for Serious Training

We design software for emergency responders who demand clean tools, honest feedback, and uncompromising privacy.

Privacy by Design

Your training progress is saved locally. Device backup and sharing options are explained in each app’s privacy policy. We do not sell your personal information.

Authentic Operational Realism

No trivial textbook trivia or artificial tricks. Every scenario replicates actual street conditions, challenging officers and clinicians to make rapid, defensible decisions.

Zero Ads or In-App Gimmicks

No interstitial advertisements, aggressive telemetry trackers, or subscription paywalls interrupting the flow of your training session.

Public Safety Grounded

Created with deep respect for the emergency services community, focusing on building muscle memory and tactical discipline before the bell rings.

Direct Contact & Support

For questions regarding Fireground Scenario Trainer, institutional use, curriculum suggestions, or support inquiries:

straightstreamlabs@gmail.com