3
MADman
13
Freeware
GP4 Tweaker allows you to edit (tweak) many of Grand Prix 4's game aspects.
AIM
4
Freeware
Software letting all racers take advantage of the GPS technology.
RTL Interactive GmbH
1
Commercial
Become the new Winter Champion in the most thrilling winter sports of all time.
2
René Smit
43
Freeware
GPxPatch is a real-time extension system for GRand Prix 3.
39
Julian Gabriel Casadesus
12,892
Open source
Compose music, add effects, write music sheets, see several tracks.
