Convert wmf to sk1

What is the difference between .wmf and .sk1?

Description: Proprietary Windows graphic format developed by Microsoft; contains a series of drawing operations, including commands for drawing lines, circles, and rectangles; may also contain bitmap drawing operations; used primarily for vector images, but can also include raster graphics.; An SK1 vector graphic file is a file format primarily used by the sK1 illustration program, which focuses on providing professional-quality design features for prepress processing. Unlike other vector formats, the SK1 file format is unique for its support of CMYK color, which is crucial for color accuracy in printing. It also includes advanced features such as color profiles and spot colors, making it particularly suitable for tasks that require precise color matching and high-quality print outputs.