PPT to PPTX Converter
Convert PPT to PPTX online at Convertig.com. Fast, free, and secure presentation converter—no software required. Upload your PPT file and get PPTX instantly.
100 MB maximum file size and upto 5 files.
300+ formats supported
We support more than 25600 different conversions between more than 300 different file formats. More than any other converter.
Fast and easy
Just drop your files on the page, choose an output format and click "Convert" button. Wait a little for the process to complete.
How to use PPT to PPTX Converter?
- Click the “Choose Files” button to select your files (up to 20 files at a time)
- Click on the “Convert” button to start the conversion
- When the status change to Done” click the “Download” button
PPT to PPTX Converter FAQs
PPT is the older PowerPoint file format used in versions 97-2003, while PPTX is the modern XML-based format introduced in PowerPoint 2007 and later. Converting to PPTX ensures better compatibility, smaller file sizes, and access to advanced features like enhanced graphics and animations.
Simply upload your PPT file to Convertig.com, select the PPTX output format, and click "Convert." The tool will process your file and provide a download link for the converted PPTX version within seconds.
Yes, Convertig.com supports PPT files up to 100MB for free conversion. For larger files, consider upgrading to a premium plan for faster processing and higher size limits.
Yes, Convertig.com ensures that all animations, transitions, and formatting remain intact during the conversion process. However, complex macros or embedded objects may require manual adjustments post-conversion.
Yes, Convertig.com offers free PPT to PPTX conversion with no registration required. For frequent or bulk conversions, premium options are available with additional features like batch processing and priority support.