PPTX to DOC - Convert document online

(DOC, DOCX, RTF, TXT, ODT, XLS, XLSX, CSV, ODS, PPT, PPTX, ODP, HTML, XPS etc.)
Conversion Results:
# Output File Source File Action

Steps:

1. Click "Choose Files" button to select multiple files on your computer. You can also click the dropdown button to choose online file from URL, Google Drive or Dropbox. A target format can only be converted from certain document formats. For example: It can convert DOC to DOCX, but it can't convert DOC to XLSX.

2. Choose a target document format. The target document format can be PDF, DOC, DOCX, XLS, XLSX, PPT, PPTX, HTML, TXT, CSV, RTF, ODT, ODS, ODP, XPS or OXPS. When choosing a target format, it will list what source formats can be converted to the target format.

3. Click "Convert Now!" button to start batch conversion. The output files will be listed in the "Conversion Results" section. Click icon to show file QR code or save file to online storage services such as Google Drive or Dropbox.

PPTX vs DOC:
Name PPTX DOC
Full name Office Open XML Presentation Microsoft Word Binary File Format
File extension .pptx, .pptm .doc
MIME application/vnd.-openxmlformats-officedocument.-presentationml.-presentation application/msword
Developed by Microsoft Microsoft
Type of format Presentation Document file format
Introduction The Office Open XML file formats are a set of file formats that can be used to represent electronic office documents. There are formats for word processing documents, spreadsheets and presentations as well as specific formats for material such as mathematical formulae, graphics, bibliographies etc. DOC is a filename extension for word processing documents, most commonly in the proprietary Microsoft Word Binary File Format. In Microsoft Word 2007 and later, the binary file format was replaced as the default format by the Office Open XML format, though Microsoft Word can still produce DOC files.
Technical details The Office Open XML file formats are a set of file formats that can be used to represent electronic office documents. There are formats for word processing documents, spreadsheets and presentations as well as specific formats for material such as mathematical formulae, graphics, bibliographies etc. Binary DOC files often contain more text formatting information (as well as scripts and undo information) than some other document file formats like Rich Text Format and HyperText Markup Language, but are usually less widely compatible.
Associated programs Microsoft Office, LibreOffice, Kingsoft Office, Google Docs. Microsoft Word, OpenOffice.org Writer, IBM Lotus Symphony, Apple Pages, AbiWord.
Sample file sample.pptx sample.doc
Wikipedia PPTX on Wikipedia DOC on Wikipedia