TTView

With this program you can view and / or change the POI, itinerary, sounds, voices, colors, bitmaps TomTom GPS.

Supported formats include: ov2, itn, vif, chk, sat, clr, ogg and more.
Tested on the device TomTomOne and GO720.
Create your own set of colors day and night or edit schemes available through TomTomHome