SDC is the spreadsheet format from StarOffice/StarCalc, predecessor to ODS.
SXC is the older spreadsheet format from OpenOffice.org, predecessor to ODS.
FreeFileConvert uses tuned encoding for SDC to SXC conversions, preserving clarity while trimming file size. Finished documents download instantly across phones, tablets, desktops, and modern browsers without extra tweaks.
Upload SDC files from desktop or tablet, queue multiple jobs, and let the converter finish autonomously. Return whenever convenient to download synchronized SXC 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 SXC documents with dependable progress tracking.
SDC files use StarOffice binary format for spreadsheet data.
SXC files use OpenOffice.org XML format for spreadsheet data.
Upload your document file in the SDC format from your device.
Select SXC as the output format and click Convert. Adjust optional settings if needed.
Download the converted document file. Each file stays available for up to 5 downloads.