FAX format stores scanned or transmitted fax documents, typically as black-and-white TIFF with CCITT compression.
Sun Raster is an image format from Sun Microsystems workstations.
FreeFileConvert uses tuned encoding for FAX to SUN conversions, preserving clarity while trimming file size. Finished images open instantly across phones, tablets, desktops, and modern browsers without extra tweaks.
Upload FAX files from desktop or tablet, queue multiple jobs, and let the converter finish autonomously. Return whenever convenient to download synchronized SUN results on any device you rely on.
Process up to 5 files sized 1024 MB per batch without splitting queues manually. Mixed-format uploads convert together, producing consistent SUN images with dependable progress tracking.
Fax images use Group 3 or Group 4 compression optimized for black-and-white document transmission.
Sun Raster files can contain 1, 8, 24, or 32-bit images with optional RLE compression.
Upload your image file in the FAX format from your device.
Select SUN as the output format and click Convert. Adjust optional settings if needed.
Download the converted image file. Each file stays available for up to 5 downloads.