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No download needed — run the calculators directly here. Prefer offline? Scroll down to download your free copy and install on your mobile phone.

🔥 Fireman's Helper
🚑 EMT Guide
🏥 Medical Clinic Reference

Field Tools

Download any tool as a zip — open the HTML file in any browser, no internet required. Works on phones, tablets, and laptops.

These tools are for informational and educational use only. They were created by civilians with AI assistance and have not been validated by any emergency services agency. Do not use for operational, clinical, or life-safety decisions. Always follow your department's official protocols. If you determine through your professional experience that these tools are accurate and useful, we'd love to hear from you — please let us know.

Fireman's Helper

Fireman's Helper

Hose pressure, vehicle fire suppression, fuel spill perimeters, EV hazard sizing, and extrication size-up. Built for the engine bay and the incident scene.

Download Free
EMT Guide

EMT Guide

Field calculators for dosing, vitals assessment, weight-based medication protocols, and quick reference charts for EMTs and paramedics.

Download Free
Medical Clinic Reference

Medical Clinic Reference

Clinical reference calculators for staff — dosing, unit conversions, vitals ranges, and quick-look tables for desk and bedside use.

Download Free
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Coming Soon

Another tool is in development. Check back or contact us to suggest a tool your crew needs.

IN DEVELOPMENT