The Max Payne 3 Offline Launcher is a community-created executable file (usually named MaxPayne3_Offline.exe or a patched .dll injector) designed to bypass the Rockstar Games Social Club authentication required to play the single-player campaign.
This is not a crack for a pirated copy. Many legitimate owners of the Steam or Rockstar version use this tool to make their paid game functional offline. max payne 3 offline launcher download