
Marine Tools: All Aboard
Anchor, fuel, tide & weather
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Free
In-App Purchases
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About
Marine Tools is the sailor’s toolbox: safety, fishing, live ships, instruments, weather, marinas, exam practice, knots and 45 marine calculators in one app, built for use on board, even with no signal.
SAFETY, ALWAYS FREE
• Anchor alarm: drop the anchor, set the radius and the app warns you if it drags. It keeps watching with the iPhone locked and shows the distance on the Lock Screen.
• Man overboard: mark the position with one tap and get the distance and bearing back.
• Distress call: your position ready for a VHF MAYDAY.
• Float plan to leave with someone ashore.
FISHING
• Biting today? A solunar table with the best times day by day, and an alert on good days.
• Species in season this month, with the best bait.
• Secret spots saved by GPS, with a compass to get back to them.
• Catch log with photos, personal bests and a 26-species collection.
LIVE SHIPS
• Real-time map of ships worldwide (AIS): course, speed and destination.
• Vessel page with photo, particulars and recent track (PRO).
• Search any ship and follow your own fleet.
INSTRUMENTS
• GPS with speed in knots, course and position.
• Trip recorder with distance and speed (PRO).
WEATHER
• Wind, gusts, waves and pressure hour by hour: 24 hours free, 3 days with PRO (Open-Meteo data).
• Go or no-go: a green, amber or red light based on your boat.
• Warning before strong gusts (PRO).
MARINAS AND ANCHORAGES
Marinas, harbours and anchorages near you or in Spain's coastal areas, with VHF channel, phone and directions when they are mapped in OpenStreetMap. The 5 nearest are free; everything within 25 NM with PRO.
SPANISH BOATING EXAMS (PER, PNB, YACHTMASTER)
More than 300 illustrated questions: rules of the road, lights, buoyage, flags, safety, weather, navigation and law. One practice a day free; mock exams, mistake review and unlimited practice with PRO.
KNOTS AND GUIDE
• 10 animated sailing knots, step by step (3 free, all with PRO).
• International Code flags, buoyage, navigation lights, sound signals and radio.
• Checklists before departure, at anchor and back in port (PRO).
45 CALCULATORS
Anchoring, chain and rope, fuel and range, engine and propeller, electrics, sea and weather, maintenance and unit converters.
MY BOAT
Boat details, photos, equipment, maintenance and logbook, with expiry reminders for flares, extinguishers and services. Several boats and a boat report with PRO.
BUILT FOR USE ON BOARD
• Big buttons, high-contrast sun mode and red night mode.
• No sign-up, no ads, no analytics: your data stays on your iPhone.
• Home and Lock Screen widgets.
INOX-MAT CATALOGUE
Developed with Inox-Mat, specialists in stainless steel fasteners and marine accessories with their own manufacturing in Spain. Browse their catalogue with photos and product details and send an enquiry from the app. Always free.
MARINE TOOLS PRO
Safety features (anchor alarm, man overboard, distress call), unit converters, the home-screen calculators and the catalogue are free. PRO unlocks the rest of the 45 calculators, every animated knot, unlimited mock exams, the 3-day forecast and more. Auto-renewing subscription: yearly €49.95, 6 months €29.95 or weekly €1.99 (prices in Spain; they vary by country) with a 3-day free trial for new subscribers. Payment is charged to your Apple Account at confirmation of purchase. It renews unless cancelled at least 24 hours before the end of the current period; manage or cancel it in your App Store account settings.
Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Privacy: https://agunapps.com/apps/marine-tools/privacidad/
Disclaimer: Marine Tools does not replace official charts, navigation equipment or the skipper's judgement. Results are reference values.
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What's New in Marine Tools
1.3.0
October 31, 2026
aWhat's new in Marine Tools 1.3.0: • Light identifier: mark the lights you see at night and find out what vessel it is, which side you are seeing and where she is heading (PRO). • Swell at anchor: mark which way your anchorage is open and we tell you if swell is coming in, even with no wind. With PRO we warn you 6 hours ahead, even with the phone locked. • Opening the app from a widget or a notification now lets you go back to the rest of the app. • Improvements and fixes.
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Subscriptions & In-App Purchases
Marine Tools PRO · 1 year
All of PRO for a full year. Save vs weekly.
$44.951 Year
3 Days trial











