MapDroyd is described as '- offline maps for the whole planet' and is an app in the Travel & Location category. There are more than 10 alternatives to MapDroyd for a variety of platforms, including Android, iPhone, Android Tablet, iPad and Blackberry. The best alternative is Google Maps, which is free. Other great apps like MapDroyd are OsmAnd (Freemium, Open Source), Waze (Free), MAPS.ME (Free) and Google Street View (Free).
Google Maps is a basic web mapping service application and technology provided by Google. It offers street maps, a route planner for traveling by foot, car, or public transport and an urban business locator for numerous countries around the world.
With Street View you can explore the world at street level. Explore world landmarks, discover natural wonders, and step inside locations such as museums, arenas, restaurants, and small businesses with Google Street View.
Modest Maps is a small, extensible, and free library for designers and developers who want to use interactive maps in their own projects. It provides a core set of features in a tight, clean package with plenty of hooks for additional functionality.