| Feature | Installed Version | Portable Version | | :--- | :--- | :--- | | Registry entries | Yes (many) | None (or temporary) | | Requires admin rights | Yes | No | | Leaves traces on PC | Yes | No (if run from USB) | | Multiple profiles | Limited | Unlimited (copy folder) | | Startup speed | Slow (services load) | Fast (direct EXE launch) |

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The "Portable" designation typically refers to a standalone version that can run from a USB drive or without a full system installation, a popular modification in professional and educational circles for its flexibility across different hardware. Key Features and Capabilities

Beyond simple simulation, it offers DC, AC, and Transient analyses , plus Monte Carlo and parametric sweeps for advanced stress testing.

For optimal performance, the software generally requires at least a 1 GHz processor, 2 GB of RAM, and significant disk space for its extensive component libraries. Workflow Integration