raster format

What is a .SCT file?

SCT (Scitex Continuous Tone) is a high-end prepress format from Scitex systems, used in professional print production and drum scanning.

Full name
Scitex Continuous Tone
Developed by
Scitex
Released
1990
Extension
.sct
MIME type
image/sct
Transparency
Varies

How to open a SCT file

SCT opens in Photoshop (legacy) and prepress software; convert to TIFF/CMYK for current print workflows.

What SCT files are used for

Photos & web images

Share, post and embed pictures across sites and apps.

Editing & design

Work with the format in editors like Photoshop and GIMP.

Storage & archiving

Keep memories and assets in a widely-readable form.

Strengths & limitations

✔ Strengths✖ Limitations
Purpose-built for its nicheNo transparency support
Limited support — may need converting

Need more than a conversion?

Remove the background from SCT images, upscale to 4K, or generate new visuals with SharkFoto AI.

Frequently asked questions

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.

SCT is optimised for its specific use rather than strictly lossless storage.

Use SharkFoto's free tools — upload your SCT file and convert it to a more convenient format in seconds. It's free, processed securely and never stored.

No — SCT doesn't store transparency; convert to PNG or WEBP if you need it.