Skip to main content
Spreadsheet Conversion

Convert XLTX to SXC Online — Free

Fast, free XLTX to SXC converter. No registration required.

of importeren vanuit

2M+ bestanden geconverteerd

Vertrouwd door duizenden gebruikers

Veilige overdracht

HTTPS-versleutelde uploads

Privacy voorop

Bestanden worden automatisch verwijderd na verwerking

Geen registratie

Begin direct met converteren

Werkt overal

Elke browser, elk apparaat

Hoe te converteren

1

Upload your .xltx file by dragging it into the upload area or clicking to browse.

2

Choose your output settings. The default settings work great for most files.

3

Click Convert and download your .sxc file when it's ready.

Wat is XLTX?

XLTX is the standard Microsoft Excel template format in Office Open XML. It stores cell formatting, conditional rules, charts, and formulas as reusable templates without macros.

Formaatdetails

Volledige naam
Excel Template
Extensie
.xltx

Belangrijkste kenmerken

  • OOXML format
  • Excel template
  • No macros
  • Standardized

Wat is SXC?

SXC is the legacy spreadsheet format from StarOffice and early OpenOffice.org (pre-2.0). It stores spreadsheet data as XML inside a ZIP archive and was the predecessor to the ODF/ODS standard.

Formaatdetails

Volledige naam
StarOffice Calc Spreadsheet
Extensie
.sxc

Belangrijkste kenmerken

  • Legacy StarOffice
  • XML-based
  • ZIP archive
  • Predecessor to ODS

XLTX vs SXC

KenmerkXLTXSXC
Volledige naamExcel TemplateStarOffice Calc Spreadsheet
Extensie.xltx.sxc
Beste voorOOXML formatLegacy StarOffice

Veelgestelde vragen

Yes. You can convert up to 5 files per day completely free, with no watermark or registration required. Pro users get unlimited conversions and larger file sizes.
Most files convert in under 30 seconds. Larger files may take 1-3 minutes. Processing runs on our servers, so your device stays fast.
Our converter uses optimized settings to preserve quality. Default settings prioritize quality over file size. You can adjust settings for more control.
Free users can convert files up to 100MB. Pro users can convert files up to 2GB with priority processing.
Yes. Our converter is browser-based and works on any device — iPhone, Android, tablet, or desktop. No app or software installation needed.

Gerelateerde conversies

XLTX to XLSXXLTX to CSVXLTX to XLSXLTX to ODSXLTX to XLSMXLTX to ExcelXLTX to OTSXLTX to XLT