Marine: Boat & more

Tip: Locus Map supports OpenSeaMap ("nautical variant" of OpenStreetMap). That way you not only have your "on water navigation", but "landmarks" as well! Same can be said for OsmAnd with the Nautical Charts plugin.

AvNav Navigation (4.7@115) 13 $Contains no trackers known to us \o/$ Sailboat Navigation
OsmAnd API Demo (4.6@93) 1 $Contains no trackers known to us \o/$ LastUpdate: 2024-07-22 for developers: test integration with OsmAnd and functioning of the main features
Avalon Offshore (4.6@51; ~EUR 40.00) Ǥ 15
Locus Map Outdoor Navigation (4.5@63,752) Ǥ 27 3 / Locus Map 3 Classic (4.7@47,773; ~EUR 10.00) Ǥ 19 Video Tutorials for Beginners 2017; Izzy's Locus Ressourcen-Sammlung; Online & Offline; KML/KMZ/KMX Import (POIs/Routen/Bilder), GeoCaching, ANT+ Support
Marine Ways (4.5@2,124) Ǥ 12 4
Ski Map Plugin — OsmAnd (4.4@783) 1 $Contains no trackers known to us \o/$ LastUpdate: 2024-07-21
Polaris GPS Hike, Bike, Marine (4.3@44,393) Ǥ 15 1
i-Boating:Marine Navigation (4.3@12,635) Ǥ 15 $Contains no trackers known to us \o/$
Weather - Routing - Navigation (4.3@2,724) Ǥ 19 3 / Pro Weather Routing Navigation (4.8@1,323; ~EUR 140.00) Ǥ 15 4
Nautical Charts — OsmAnd (4.3@2,192) 1 $Contains no trackers known to us \o/$ LastUpdate: 2024-07-21 Plugin for OsmAnd
Sailings (4.3@758) Ǥ 6 $Contains no trackers known to us \o/$
NavKid Bundeswasserstraßen (4.2@110) 7 1
WinGPS™ Marine (4.1@1,211) Ǥ 18 $Contains no trackers known to us \o/$
AFTrack Sailing Edition (4@131) 14 $Contains no trackers known to us \o/$
PathAway Outdoor GPS Navigator (3.8@364) Ǥ 13 2 Record tracks, capture points, create and follow routes, navigate with online maps. Intended for aviation, boating, off-road driving, hiking, cycling, touring, Geocaching, …
OpenCPN (3.5@1,844) 9 3 LastUpdate: 2016-10-03 / OpenCPN (3.6@881; ~EUR 10.50) 12 1
SeaWi Marine (3.5@159) Ǥ 13 $Contains no trackers known to us \o/$ LastUpdate: 2021-10-28
C-MAP Boating (3.3@14,991) Ǥ 34 9 incl. offline maps
Boat Beacon - AIS Navigation (3.3@349; ~EUR 16.00) Ǥ 12 $Contains no trackers known to us \o/$
qtVlm Navigation and Routing (3.2@299) Ǥ 14 $Contains no trackers known to us \o/$
Marine Navigation Lite (2.9@2,494) Ǥ 15 1 / Marine Navigation (4.2@430; ~EUR 20.00) Ǥ 13 2
Seapilot (2.8@770) Ǥ 10 3
Savvy Navvy Boating Navigation (2.7@3,022) Ǥ 14 11
Navionics® Boating (2.5@47,516) Ǥ 15 2
SeaMapDroid (0@0) 4 $Contains no trackers known to us \o/$ LastUpdate: 2019-12-07 Github

Boat log books

2026-04-10

LD-Log Lite - GPS Logger (4.3@249) 12 $Contains no trackers known to us \o/$ / LD-Log - GPS Tracker & Logbook (4.8@618; ~EUR 11.00) Ǥ 8 $Contains no trackers known to us \o/$ track, waypoints (auto/manual), and more
Nebo - Boat Logging Made Easy. (4.1@486) Ǥ 16 5
Sail Expert: Sailing App (3.9@322) Ǥ 26 4
nke Display (2.8@46) 11 2
Hensa (0@0) Ǥ 21 9

Anchor Alarms

2026-04-10

Anchor Watch / Alarm (4.5@2,877) Ǥ 16 2
Anchor Alarm - SailGrib AA (4.1@330) Ǥ 11 2 LastUpdate: 2023-09-25
Anchor Alert (4.1@43; ~EUR 12.00) Ǥ 10 1
Anchor Watch Lite (3.7@97) Ǥ 16 1 LastUpdate: 2024-09-02 / Anchor Watch (2@25; ~EUR 3.00) 11 1 LastUpdate: 2024-08-30

Regatta & Races

2026-04-10

Sailing Tack-Tastic (4.7@11) 3 $Contains no trackers known to us \o/$ LastUpdate: 2020-06-06
Sail Racer (4@284) Ǥ 15 4 LastUpdate: 2020-02-16
Sailware (Sailboat Racing) (1@26) Ǥ 13 2

Wind, Weather, & Tide

2026-04-10

Windy.com - Weather Forecast (4.7@798,581) Ǥ 25 6
Windy.app - Enhanced forecast (4.6@385,288) Ǥ 20 16
Windfinder: Wind & Weather map (4.6@93,428) Ǥ 17 3 / Windfinder Pro: Wind & Weather (4.7@15,182; ~EUR 15.00) Ǥ 9 2 Wind, waves, weather & tides worldwide
My Tide Times - Tables & Chart (4.5@26,404) Ǥ 15 14 / My Tide Times Pro (4.7@1,689; ~EUR 3.50) 6 1
Weather - Routing - Navigation (4.3@2,724) Ǥ 19 3 / Pro Weather Routing Navigation (4.8@1,323; ~EUR 140.00) Ǥ 15 4
SailFlow: Marine Forecasts (4.3@948) Ǥ 11 8
Météo Marine (4.1@21,953) Ǥ 16 11 coastal forecast for France and Europe
Wisuki (4@8,459) Ǥ 19 8
Tides Planner (1.8@238) Ǥ 14 2

Preparation & tests for boat licenses

2026-04-10

Bootspruefung.de (4.9@8,663) Ǥ 9 $Contains no trackers known to us \o/$
Driving license inland 2017 (4.9@770) 0 $Contains no trackers known to us \o/$ LastUpdate: 2023-11-12 / Driving license sea (4.8@700) 0 $Contains no trackers known to us \o/$ LastUpdate: 2023-11-15 Sportboot-Führerschein für Binnengewässer
SBF SKS Sportbootführerschein (4.5@79; ~EUR 2.00) 1 $Contains no trackers known to us \o/$
Büffeln Bootsscheine (3.6@9) Ǥ 6 $Contains no trackers known to us \o/$

Maritime reference books & manuals

2026-04-10

Knots — How to Tie Lite (5@502) Ǥ 7 4 LastUpdate: 2017-03-31
Marinus ColRegs Lite (4.8@2,283) Ǥ 7 3 LastUpdate: 2018-09-14
cMate (ColReg IALA ICS SOLAS) (4.7@537) 5 $Contains no trackers known to us \o/$
Nautical Flags Helper (4.7@218) 3 3 LastUpdate: 2024-09-06
Maritime Dictionary (4.6@952) Ǥ 8 3
Skipper Directory (4.6@391) Ǥ 4 5 LastUpdate: 2020-10-30
Seabook (4.5@5,073) 2 $Contains no trackers known to us \o/$ LastUpdate: 2023-07-25
Vessel Lights (4.5@2,084) 0 $Contains no trackers known to us \o/$ LastUpdate: 2024-08-14
Useful Knots - Tying Guide (4.4@6,040) Ǥ 7 2
Primo Nautic: Vessel Tracker (3.9@2,325) Ǥ 6 2
Nautical Flags (3.6@425) Ǥ 7 2 LastUpdate: 2024-05-30

Other maritime apps

2026-04-10

easyAIS (5@201) 3 $Contains no trackers known to us \o/$ LastUpdate: 2020-07-09
SeaHelp (4.9@1,143) Ǥ 14 6 breakdown service at sea; Croatia, Slovenia, Northern Italy and the Balearic Islands
Nautical Almanac (4.7@1,584) Ǥ 5 $Contains no trackers known to us \o/$ Screencast 4/2020
SailDroid (4.6@2,147) Ǥ 11 1
Fishing Points - Fishing App (4.4@202,786) Ǥ 23 11
AIS-catcher (4.4@9) 9 $Contains no trackers known to us \o/$ Github; turns your android phone with a chep DVB-T dongle into a portable AIS receiver
Getmyboat: Boat Rentals (4.2@2,847) Ǥ 24 2
Navily - Your Cruising Guide (3.9@2,052) Ǥ 19 11 find anchoring spots
Ships - Receive AIS from air (3.9@115) Ǥ 16 3 LastUpdate: 2024-05-30 Github
WatchMate (3.9@56) Ǥ 10 3 LastUpdate: 2022-06-25
Mooringo (3.3@49) Ǥ 10 1
Sentinel - your boat, online (3.2@71) Ǥ 13 5 advanced control module for your boat
Nautical Calculator (3@672) Ǥ 14 2 / Nautical Calculator Pro (4.7@197; ~EUR 7.50) Ǥ 8 2
canua - für deine Paddeltouren (2.3@377) Ǥ 16 2 Vorstellung 4/2019 | 5/2019

Further Readings:

Rubrik Navigation
Skipperguide Wiki: Liste nautischer Software
Skipperguide: Android Tools vorgestellt
OpenSeaMap - die freie Seekarte
6 best sailing apps you should try (5/2022)
Bootsnavigation – Die besten Navi-Apps (6/2020)
Best Marine Navigation Apps (12/2019)
Best Sailing and Boating Apps (7/2018 - 5/2019)
Segel-Apps für Ihr Mobiltelefon, Smartphone und Tablet (8/2013 - 5/2023)

2026-04-17

IzzyOnDroid

Maritime Navigation

Boat log books

Anchor Alarms

Regatta & Races

Wind, Weather, & Tide

Preparation & tests for boat licenses

Maritime reference books & manuals

Other maritime apps