OsmAnd+ — Maps GPS Offline play online

OsmAnd+ is an offline world map application based on OpenStreetMap (OSM), which allows you to navigate taking into account the preferred roads and vehicle dimensions. Plan routes based on inclines and record GPX tracks without an internet connection.
OsmAnd+ is an open source app. We do not collect user data and you decide what data the app will have access to.

Main features:

OsmAnd+ privilegies (Maps+)
Unlimited map downloads;
Topo data (Contour lines and Terrain);
Nautical depths;
Offline Wikipedia;
Offline Wikivoyage - Travel guides;

Map view
Choice of places to be displayed on the map: attractions, food, health and more;
Search for places by address, name, coordinates, or category;
Map styles for the convenience of different activities: touring view, nautical map, winter and ski, topographic, desert, off-road, and others;
Shading relief and plug-in contour lines;
Ability to overlay different sources of maps on top of each other;

GPS Navigation
Plotting a route to a place without an Internet connection;
Customizable navigation profiles for different vehicles: cars, motorcycles, bicycles, 4x4, pedestrians, boats, public transport, and more;
Change the constructed route, taking into account the exclusion of certain roads or road surfaces;
Customizable information widgets about the route: distance, speed, remaining travel time, distance to turn, and more;

Route Planning and Recording
Plotting a route point by point using one or multiple navigation profiles;
Route recording using GPX tracks;
Manage GPX tracks: displaying your own or imported GPX tracks on the map, navigating through them;
Visual data about the route - descents/ascents, distances;
Ability to share GPX track in OpenStreetMap;

Creation of points with different functionality
Favourites;
Markers;
Audio/video notes;

OpenStreetMap
Making edits to OSM;
Updating maps with a frequency of up to one hour;

Additional features
Android Auto support;
Compass and radius ruler;
Mapillary interface;
Nautical depths;
Offline Wikipedia;
Offline Wikivoyage - Travel guides;
Night theme;
Large community of users around the world, documentation, and support;

Paid features:

OsmAnd Pro (subscription)
All Maps+ features;
OsmAnd Cloud (backup and restore);
Pro features;
Hourly map updates.