Convert document files online

(DOC, DOCX, XLS, XLSX, PPT, PPTX, HTML, TXT, CSV, RTF, ODT, ODS, ODP, WPS 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 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.

Compare KEY with PPT:
Name KEY PPT
Full name Apple Keynote File Microsoft PowerPoint Binary File Format
File extension .key .ppt
MIME application/x-iwork-keynote-sffkey application/vnd.ms-powerpoint
Developed by Apple Inc. Microsoft
Type of format Presentation format Presentation
Introduction iWork is an office suite of applications created by Apple Inc. for its macOS and iOS operating systems, and also available cross-platform through the iCloud website. Keynote is a presentation software application developed as a part of the iWork productivity suite. Keynote also uses .key (presentation files) and .kth (theme files) bundles based on XML. Microsoft PowerPoint up until 2007 version used a proprietary binary file format called PowerPoint Binary File Format (.PPT) as its primary format. In Microsoft Office 2007 the binary file formats were replaced as the default format by the new XML based Office Open XML formats.
Technical details A KEY file contains slides that may include text, images, shapes, charts, tables, transitions, audio, video, and notes. KEY files are stored in the Mac OS X package format and also store .XML data used by the presentation. The binary format specification has been available from Microsoft on request, but since February 2008 the .ppt format specification can be freely downloaded.
Associated programs Apple Keynote Microsoft Office, LibreOffice, Kingsoft Office, Google Docs.
Sample file sample.key sample.ppt
Wiki KEY on Wikipedia PPT on Wikipedia