Smart Marine Monitoring

Cast off with confidence,
HullSense keeps watch.

The most complete way to watch over your boat. Battery, bilge, GPS, weather, tides, and a daily Boat Health report on every system — nothing else comes close.

$250 One-time hardware
$10/mo Pro subscription
Free Basic monitoring
Dashboard
Device Details
GPS Map
Device Details
Calendar
Alerts
Bluetooth, WiFi, and LTE cellular
No subscription needed for basic monitoring
Android & iOS
Made in the USA
Up and running
in minutes.

No marine electrician required. If you can connect two wires to a battery, you can install HullSense.

01

Mount the device

Connect HullSense to your boat's 12V or 24V battery using the included terminals. Mount the compact enclosure anywhere in your electrical compartment.

02

Pair with the app

Download the free HullSense app, open it near your boat, and tap Pair Device. Registration completes automatically over Bluetooth in seconds.

03

Monitor from anywhere

That's it. Check in from the dock, the bar, or across the country. Battery, water level, GPS, and weather are always a tap away.

Simple, honest pricing.

Hardware is a one-time purchase. The subscription is per device, not per account, and you can cancel any time.

Free
$0 / mo
Included with every HullSense device. No card required.
  • Bluetooth monitoring
  • WiFi monitoring
  • Battery voltage & percentage
  • Live water level monitoring
  • Weather & 7-day forecast
  • Push notifications
  • GPS location display
  • Calendar — notes, reminders & manual trip logging
  • LTE cellular (Pro only)
  • Battery history charts (Pro only)
  • Water level history chart (Pro only)
  • Slow leak detection (Pro only)
  • Geofencing (Pro only)
  • SMS text alerts (Pro only)
  • Automatic trip logging (Pro only)

Hardware sold separately — $250 one-time purchase. Cancel any time.

Basic monitoring is free with every device — no subscription needed.

Be the first to know
when HullSense ships.

Drop your email and we'll reach out the moment devices are available.

We'll keep you posted as launch approaches — no spam.