Official nautical charts
Official ENC data, soundings, channels, hazards, wrecks, lighthouses and navigational aids.
Official Electronic Nautical Charts • iOS & Android
Navigate with confidence.
Official nautical charts, real-time weather, intelligent routing and essential marine navigation tools — all in one beautifully designed app.
Precision in every mile.Designed for people who truly navigate.
GPS fix
LIVE NAVIGATION
Every layer. One clear view.
Explore navigation exactly as it should be: contextual, fluid and under your control.
GPS fix
ESSENTIAL TOOLS
Everything you need.
Nothing you don’t.
Smart marine routing
Planning that considers draft, depth, restrictions, waypoints and weather conditions.
Real-time GPS and compass
SOG, COG, heading and North Up or Course Up orientation with immediate, precise readings.
Weather and animated wind
Wind, precipitation, barometric pressure, waves and tides in the same context.
Depth and safety
Visual differentiation of shallow waters, draft alerts and bathymetric contours.
Offline-first navigation
Download entire regions and navigate independently, even far from cellular coverage.
Trips and analytics
Recorded routes, statistics, history, distance, bearing and DMS or DD coordinates.
BUILT DIFFERENTLY
A modern standard for marine navigation.
No legacy interfaces. No switching between five apps. Just the right information, at the right time.
Clear, intuitive mobile-first experience
Official hydrographic data
Weather natively integrated into your route
Fast, fluid vector rendering
One connected experience
“MARIS brings together the tools boaters normally need across multiple apps into one navigation experience.”
BUILT FOR REAL NAVIGATION
Made for the water.
For sailors, recreational boaters, powerboats, sport fishing, coastal cruising and offshore planning.
SailingMotorboatsSport fishingCoastalCruisingOffshore
MARIS is an aid for navigation. It does not replace up-to-date official charts, approved equipment, navigational notices or the skipper’s responsible judgment.
GROWING GLOBAL COVERAGE
From US waters to the world.
Launching in United States waters, with continuous expansion through international hydrographic partnerships.
United States · Live
Coverage expands continuously
FAQ
Questions, answered.
Take MARIS with you.
One app. Your charts. Your weather. Your route.