Online PPT to PPTX Converter
Upgrade legacy .ppt files to the modern .pptx format to unlock advanced editing features and better compatibility.
Drag file here or click to select
Accepted: .ppt
Task History
Task history retained for 24 hours
How to Use
Upload File
Drag and drop or click to select the file you want to process. Multiple formats are supported.
Automatic Processing
Our cloud engine will process your file automatically. No software installation required.
Download Result
Once processing is complete, download the result file directly from the task list.
Features
Lossless Format Upgrade
Modernize legacy .ppt files to the more powerful and versatile .pptx format.
Unlock Advanced Effects
Enable modern transitions and "Morph" effects on older documents.
Enhanced Compatibility
Perfect fit for the latest Office versions and all mobile document viewers.
Rapid Cloud Processing
Powered by DeckFlow's high-performance engine for instant, zero-wait conversion.
Frequently Asked Questions
The conversion preserves all content, including text, images, charts, and basic animations. Some advanced legacy features may be simplified.
DeckFlow's engine ensures high-fidelity conversion, precisely adapting legacy .ppt layouts to the modern .pptx format.
PPTX is a modern, XML-based format that is smaller, more stable, and supports advanced animations and "Morph" transitions.
DeckFlow offers a free usage quota. New users receive free Credits upon registration, and you can claim a weekly bonus pack that is sufficient for most routine needs. For high-volume needs, you can visit our Pricing Page anytime to upgrade for more Credits.