Spreadsheet Files

SoftMaker FreeOffice (PlanMaker)

opens 3 file types
Windows
AT A GLANCE
PlatformsWindows
Opens3 file types
Get it fromwww.freeoffice.com
Download SoftMaker FreeOffice (PlanMaker)

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3 file types verified
Last reviewed Sep 2026

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What is SoftMaker FreeOffice (PlanMaker)?

SoftMaker FreeOffice (PlanMaker) is listed in our database as a program that opens or converts the file formats shown on this page. It runs on Windows. The formats it works with include .XLTX, .SDC and .XLT.

You can get the official version from the developer's website (www.freeoffice.com); we do not host the installer and only point you to the original source. A detailed, hand-checked description of SoftMaker FreeOffice (PlanMaker) is on the way; for now the information here comes straight from our database.

Files SoftMaker FreeOffice (PlanMaker) opens

3 formats
Spreadsheet Files

Click any badge for full per-format details - what it is, how to open it and how to convert it.

Download SoftMaker FreeOffice (PlanMaker)

SOURCEwww.freeoffice.comofficial site - avoid third-party download portals
PLATFORMSWindows

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programs & formats

Files SoftMaker FreeOffice (PlanMaker) opens most

1.XLTXMicrosoft Excel Open XML Workbook Template
2.SDCStarOffice Calc Spreadsheet
3.XLTMicrosoft Excel 97-2003 Template

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