Convert OTP to PPTX

Convert online and free OTP to PPTX

Free: up to 750 MB per file (Premium: 20 GB)

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convert . otp to . pptx

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Last updated on January 26, 2026 by Sören Ramspeck with the experience of more than 128,408,455 converted files since 2013.

How to convert OTP to PPTX online?

Upload OTP file Choose your OTP file with the "Choose File" Button, Drag & Drop or import it directly from Dropbox/Google Drive.
Choose target filetype PPTX is set as default target format. Change it if you need a different target filetype for your conversion.
Start Conversion Click "Start Converting!". Most files process in seconds, only the largest files may take a few minutes.
Download your PPTX file Download your finished PPTX file. Your files will be automatically deleted from our servers.

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Currently we support the following conversions with OTP files:

All Converters

Information about the extensions for the conversion from OTP to PPTX

From: OTP

OpenDocument presentation template

OTP, OpenDocument Presentation Template, is a template format for presentations in the OpenDocument standard (ODF). The format was released in 2005. When opening an OTP file (unlike ODP), the application opens a new, untitled presentation based on th …

File extension: .otp
More information and converters for OTP

To: PPTX

current PowerPoint format (XML-based)

The pptx file extension is used by Microsoft PowerPoint 2007 and younger to store presentations. Earlier versions of PowerPoint use the ppt extension. Opening a pptx file launches the PowerPoint software in editor mode. There is another format, ppsx, …

File extension: .pptx
More information and converters for PPTX

Video-Tutorial: Convert OTP to PPTX

File-Converter-Online.com converts your files for free – no registration, no installation, no watermarks. Works on any device - Windows, macOS, Linux, Android and iOS. The free version supports files up to 750 MB, with Premium up to 20 GB. Our servers are located in Germany, all files are encrypted during transfer and automatically deleted after conversion. Since 2013, we have converted over 128,408,455 files - if you have any questions or issues, you can reach us anytime via the contact form.