Convert PPT to PPTX online, for free.
Simply upload your PPT files and click the convert button. You can also batch convert PPT to PPTX format.
We use both open source and custom software to make sure our conversions are of the highest quality. In most cases, you can fine-tune conversion parameters using “Advanced Settings” (optional, look for the icon).
Our PPT to PPTX Converter is free and works on any web browser. We guarantee file security and privacy. Files are protected with 256-bit SSL encryption and automatically deleted after 2 hours.
Want to convert large files without a queue or Ads?