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H3LX Labs LLC
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SAR21

Organize. Deploy. Rescue.

Live

The all-in-one platform for volunteer search and rescue teams — critical alerts that break through silent mode, live response tracking, and CalTopo maps built the moment a callout goes out.

Platforms
iOS · Android · Web
Built with
Expo · React Native · Next.js · Firebase · Genkit · Stripe
Since
2025

A look inside

SAR21 in use

SAR21 web dashboard showing an active deploy callout and team availability
The web portal — active operations, response counts and upcoming activities in one view.
SAR21 on iPhone showing an active deploy callout with respond and decline buttons
A deploy callout lands on the phone. Respond or decline without opening anything else.
SAR21 confirm response sheet with responding, arrived on scene and unavailable options plus an ETA picker
Responding, arrived on scene, or unavailable — with an ETA the team can plan around.
SAR21 team roster listing members with availability status and SAR numbers
The roster, live — who is available, who is already responding, and their SAR numbers.

Features

What it does

  • Callout dispatch

    Standby and deploy callouts with live response statuses, ETAs and arrival tracking.

  • Critical alerts

    iOS Critical Alerts and Android emergency channels cut through silent mode, backed by SMS and email.

  • CalTopo integration

    Template-organized maps created automatically in your own CalTopo account and linked to every callout.

  • Search urgency analysis

    A ten-factor scored questionnaire that tells you how urgent it is before you launch.

  • Roster and availability

    Know who you've got before you need them — availability, certifications and callout groups like K9 and Overhead.

  • Trainings and equipment

    Attendance, certifications, meetings and gear tracked through reserved, loaded, in route and on scene.

SAR21 has its own home.

Pricing, documentation, support and the full product story live over there.