GTA IV Mission Mod Pack
You can download GTA IV Mission Mod Pack 1.0 from our software library for free. The program lies within Games, more precisely Roleplay. This free tool was originally designed by BiteMe Labs.
From the developer:
Mission Mod Pack is an addon for GTA IV game which installs 15 extra missions.
You may want to check out more software, such as GTA IV: San Andreas, GTA Launcher or GTA Liberty San IV, which might be similar to GTA IV Mission Mod Pack.