PPT→PPTXConverter
Convert your PPT files to PPTX format instantly. Free, fast, and secure - your files never leave your browser.
↔ Convert PPTX to PPT insteadDrop file or click to browse
Max 100MB • Auto-deletes after 3 min
How to Convert PPT to PPTX
Upload Your File
Drag & drop your PPT file or click to browse. Files up to 100MB are supported.
Convert
Click "Convert to PPTX" and wait a few seconds for processing.
Download
Download your converted PPTX file instantly. No registration needed.
Why Convert PPT to PPTX?
Converting PPT to PPTX improves compatibility, reduces file size, or enables your content to work with specific applications and platforms that require the PPTX format.
About PPT and PPTX
What is PPT?
PPT is the legacy Microsoft PowerPoint binary format used before 2007. Converting to modern formats ensures compatibility and access to new features.
What is PPTX?
PPTX is Microsoft PowerPoint's default presentation format based on Open XML. It's the standard for business presentations, lectures, and training materials worldwide.
Frequently Asked Questions
How do I convert PPT to PPTX?
Upload your PPT file using the converter above, then click "Convert". Your file will be processed and you can download the converted PPTX file immediately. The entire process takes just seconds.
Is it free to convert PPT to PPTX?
Yes, ModConvert is completely free to use. There are no hidden charges, no registration required, and no watermarks on your converted files.
Is my PPT file safe when converting?
Absolutely. Your files are processed securely and are never stored permanently on our servers. Files are automatically cleaned up after conversion to protect your privacy.
What is the maximum file size for PPT to PPTX conversion?
You can convert PPT files up to 100MB in size. This covers most common use cases for presentation files.
Can I convert multiple PPT files at once?
Yes, you can upload and convert multiple PPT files. Each file will be converted to PPTX format individually for the best quality results.