Excel 2013 remains a favorite for many due to its balance of speed and advanced features like Power Pivot Flash Fill

If creating a portable application seems complex, consider these alternatives:

Use Remote Desktop / Cloud PC

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Before proceeding, it is vital to address licensing. Microsoft officially offer a portable version of Excel 2013. Any "portable" version you encounter on torrent sites or file-sharing forums is almost certainly a cracked, pirated copy. Using such versions exposes you to three major risks: