X3F (RAW) to SK Converter
Convert your x3f files to sk online & free
Sigma Camera RAW Picture File
How to convert X3F to SK
Select files from Computer, Google Drive, Dropbox, URL or by dragging it on the page.
Choose "to sk"
Choose sk or any other format you need as a result (more than 200 formats supported)
Download your sk
Let the file convert and you can download your sk file right afterwards