It’s a Windows-based tool (also runs under Wine on Linux/macOS) designed for:
While PS3 ISO Tools handles the PC side of things, several on-console plugins are required to actually play the files: ps3 iso tools 4.89
Preparation: Ensure your PS3 is running either 4.89 CFW (like Evilnat) or 4.89 PS3HEN. Native PS3 systems do not support ISO files without these modifications. What is PS3 ISO Tools v4
On PS3 (with multiman/webMAN):
Troubleshooting
The most common use for PS3 ISO Tools is backing up your own game discs. You will need a compatible Blu-ray drive in your PC (e.g., LG BH16NS40 or any drive with firmware that allows raw reading). On PS3 (with multiman/webMAN): Troubleshooting Use Case 1:
MultiMan: Still used for basic file management and FTP transfers, though some users report it can be less stable for mounting ISOs on newer 4.89 HEN setups compared to webMAN MOD. Usage Tips for 4.89 Users