: Added JSO support along with multiple conversion combinations (ISO to CSO, CSO to ISO, DAX to CSO, etc.).
button to select your "Input File" (the original ISO) and set your "Output File" destination. Set Compression psp iso compressor v1 4 zip
For retro PSP enthusiasts using real hardware or PPSSPP, v1.4 remains a reliable, no‑frills compressor. It trades maximum compression ratio for ease of use, making it ideal for quick backups. : Added JSO support along with multiple conversion