Important Note Before You Start

A direct, one-click "PKG to ISO" converter does not truly exist. This is because the two file types serve completely different purposes:

Disclaimer: This guide is intended for educational purposes and the preservation of games you legally own. Please respect copyright laws in your region.

With that out of the way, let’s explore the legitimate methods.

Step 5: Output and Testing

• The tool will produce a single .iso file (e.g., BLUS12345.iso).
• Size should match the original disc size (usually 25GB or 50GB for PS3 Blu-rays).
• Test the ISO in RPCS3:

  hdiutil makehybrid -iso -joliet -o Installer.iso Expanded/
  

  • Example on macOS: hdiutil makehybrid -iso -joliet -o output.iso /path/to/extracted/folder/
  • Example on Linux: genisoimage -o output.iso -r -J /path/to/extracted/folder/

  Alternative – Using imgburn (manual):

  How to Convert PKG to ISO: A Complete Step-by-Step Guide

  If you've ever dabbled in console gaming on PCs, specifically with PlayStation titles, you've likely encountered two very different file types: PKG and ISO. While both are archive formats, they serve different purposes. PKG files are primarily installation packages for the PlayStation 3 (PS3), PlayStation 4 (PS4), and PlayStation Vita, whereas ISO files are sector-by-sector disc images used for optical media like CDs, DVDs, and Blu-ray discs.