When comparing Navmii GPS World (Navfree) vs Copilot GPS, the Slant community recommends Navmii GPS World (Navfree) for most people. In the question“What are the best offline GPS navigation apps for Android?” Navmii GPS World (Navfree) is ranked 9th while Copilot GPS is ranked 14th.
Ranked in these QuestionsQuestion Ranking
Pros
Pro Crowd sourced traffic information and reporting
Pro Convenient offline support
Navmii GPS World (Navfree) uses OSM (OpenStreetMap) data which means it stores the maps on local storage so the user can use the app offline with zero data usage. This is great for those that need to use a navigation app but will have no data connection.
Pro Works good for hands free navigation
Navmii GPS World (Navfree) has voice guided navigation for its maps, even offline so users do not need to mess around with the app while driving, which is safer than having to constantly look at ones device.
Pro Fast map rendering

Pro Saves time by adjusting routes on the fly depending on traffic
Includes free trial for ActiveTraffic data, giving you fastest routes taking into account traffic data which can help save time when driving at high traffic times.
Pro Has navigation profiles
Remembers routes/places traveled to.
Pro Works really well in metro areas

Pro Free offline mapping for convenient use when away from data
Users can download map packs for different regions along with points of interest to allow for easy navigation when in an area without data or using a device that does not have a cellular data connection such as a tablet.
Cons
Con Sometimed strange detours before reaching your destination, even at short distances.
Con Quality of images not the best
The quality of images in the app are sometimes not the best . It is caused by some form of conversion, which may save room but limits the apps looks.
Con POI search somewhat lacking
Hard to find some places that are present on different maps.

Con Premium can be pricey
Premium features unlock unlimited voice navigation and ActiveTraffic can cost quite a lot at $29.99 when compared to other premium map/navigation apps.
