Navigation by Maps on Smartphones with GpsMid
GpsMid including map data shall be installed on a Java smartphone. Under circumstances the resulting JAR file exceeds a limit set by the operating system.
GpsMid is an excellent navigation software for Java smartphones. It is not only free and open-source by itself, but also uses the free map data from OpenStreetMap. Software and map data – packed in a JAR file as MIDlet – can be uploaded from the PC to the mobile phone; as long as one doesn't reload further data from there, no charge for mobile connections will accrue.