| Feature | Installed Version | Portable Version (v3.9.8.6356) | | :--- | :--- | :--- | | Installation Required | Yes | No | | Writes to Windows Registry | Yes | No | | Leaves traces on host PC | Yes | No | | Run from USB drive | No | Yes | | Ideal for data recovery on damaged OS | No (needs working OS) | Yes (boot from WinPE USB) |