SCT is legacy and read-only here
SCT (Scitex CT) is a legacy high-end prepress format. It can usually be opened and converted from, but it's long obsolete, so there's no modern encoder to create new SCT files.
Looking to convert PNG to SCT? Here's the honest answer — and what works instead.
Turn your file into a share-worthy AI Effect — one tap, no prompts.
PNG is a lossless raster format with full transparency. It keeps every pixel intact, making it ideal for logos, icons, screenshots and graphics with sharp edges.
PNG opens in every browser and image viewer, plus Photoshop, GIMP, Preview and Photos.
SCT (Scitex Continuous Tone) is a high-end prepress format from Scitex systems, used in professional print production and drum scanning.
SCT opens in Photoshop (legacy) and prepress software; convert to TIFF/CMYK for current print workflows.
Not here — SCT is a legacy format with no modern encoder. We can often read SCT as a source, but for output use a current format like JPG, TIFF or WEBP.
PNG converts to JPG, TIFF or WEBP — free, no sign-up, no watermark.