Protect what matters most.
AI-powered hail intelligence for your everyday life. Advance warning, live tracking, and historical context — all from your phone.
Personal product suite.
A mobile app leading the rollout, with smart-home and vehicle-follow integrations built on the same intelligence layer.
Mobile app
Real-time hail alerts, live radar, AI-powered forecasts, and multi-location tracking — all on your phone.
Learn moreSmart home integration
Connect Hail Sentinel to your smart home ecosystem. Automated garage-door closing, smart cover deployment, and voice-assistant alerts.
Vehicle protection
Per-vehicle, connected-car protection — automatic location and covered-parking guidance for each car you own. Today, the app's Follow Me already alerts you wherever your phone is parked.
Your personal hail alert system.
Address-level hail alerts, multi-location coverage, and a calm editorial read on every storm. Free with one location, $6.99/mo or $49.99/yr for Premium.
Billed annually at $49.99. Free tier available with one saved location. Cancel anytime through the App Store or Google Play.
The whole storm, in your pocket.
Before it forms, while it moves, after it hits — one app follows the hail the entire way. Every screen here is the live iOS app, not a mockup. Tap any screen to look closer.
Watch it come, minute by minute.
Live reflectivity colored by what is actually falling — and a countdown to the moment hail reaches your address.
Tap to look closerKnow before the sky does.
Probability, timing, and how the risk builds — read your whole day at a glance, days ahead.
Take cover now.
The one notification that matters — hail size, arrival time, and exactly what to do, minutes out.
The whole storm, on the record.
When it passes, a plain-language recap — peak size, timing, and confirmed ground reports near you.
Four years of hail, at your address.
Not a region — your exact spot. How often it hits, how big it gets, how you compare to the country.
Your home, ready before the hail.
Arm a playbook and it fires on its own — a heads-up, your smart home, claim-ready evidence. Even phone-closed.
Everything you need to stay protected.
Simple, powerful features designed for everyday use.
Smart Notifications
Get alerts only when hail threatens your specific location. Intelligent filtering means far fewer false alarms.
Multiple Locations
Monitor your home, work, and other important places simultaneously with one app.
Live Radar
Track storms in real-time with interactive radar maps and hail overlays.
AI Assistant
Get personalized weather insights and recommendations powered by Gemini AI.
Risk Timeline
See hail risk for the next 7 days with detailed probability breakdowns.
Historical Data
View past hail events and seasonal patterns for your area — verified storm reports going back to 2020, radar history from 2022.
After-the-Storm Report
When a storm passes, get a verified recap for your address — confirmed hail size, ground-truth reports, and insurance-ready evidence.
Check Any Address
Look up the hail history of any address — quick due diligence before you buy, rent, or quote a job.
Learn Hub
A plain-English guide to hail — fact-checked topics so you can read any forecast with confidence.
Simple setup, powerful protection.
From install to first alert in under five minutes. No weather literacy required.
Download the app
Free on the App Store and Google Play — live now across the Continental US.
Add your locations
Set up monitoring for your home, work, or any address.
Stay protected
Receive alerts when hail threatens your locations.