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Windows 10 Home is designed for use in PCs, tablets and 2-in-1 PCs. It includes all consumer-directed features. In terms of upgrade paths, it is functionally equivalent to Starter, Home Basic, and Home Premium editions for Windows 7, and core edition for Windows 8 and 8.1.
Windows 10 Pro (or Professional) adds additional features that are oriented towards business environments and power users. In terms of upgrade paths, it is functionally equivalent to Professional and Ultimate editions for Windows 7, and Pro edition for Windows 8 and 8.1.