To convert XPS to image format like JPG / JPEG, PNG, BMP, TIFF, or GIF you can using our free software called XPS Annotator since actually XPS Annotator is also an XPS converter to image.
You can convert your XPS files as an image as follows:
Actually, this feature has existed since version 1.20, but in that version can only convert the XPS to PNG. And now the latest version of XPS Annotator can convert XPS files not only to PNG image but also to several image formats like JPEG, BMP, GIF and TIFF.
Visit this page to download the latest version.