Distributing compressed or cracked copies of GTA IV is a violation of Rockstar Games’ copyright. The following content is structured for informational/educational purposes (e.g., discussing file sizes, repacks, or official compression). For a legitimate site, you should replace download links with links to the official Rockstar Launcher or Steam.
Yes, but with caution. Script mods (like Simple Native Trainer) work fine. Graphics mods (like ENB) may conflict because compressed textures are lower resolution. Always back up your game folder first. Gta Iv Highly Compressed Download For Pc