SFW to G4 Converter
Convert your sfw files to g4 online & free
How to convert sfw to g4
Select files from Computer, Google Drive, Dropbox, URL or by dragging it on the page.
Choose "to g4"
Choose g4 or any other format you need as a result (more than 200 formats supported)
Download your g4
Let the file convert and you can download your g4 file right afterwards
Seattle Film Works
Format for bitmap images that were created in the Seattle FilmWorks video editor, which is no longer being actively developed. It was also used to create slideshows. The format has a MGI PhotoSuite file structure that supports bitmap images. SFW files can be converted into JPG images.
Group 4 FAX
G4 is a method to compress black and white images without losing quality. It is used for fax machines and as a one of the compression types for the TIFF format. G4 treats a picture as black dots and lines on a white page (less file size will be achieved if there are less black dots and lines).