Online PPTX Merger
Combine multiple PPTX files into one seamless presentation to greatly boost team collaboration and delivery efficiency.
How to Use
Upload your file
Drag and drop your file or click to browse from your device.
Process automatically
Our service processes your file securely on the server.
Download result
Once processing finishes, download the result in one click.
Why use DeckFlow for this?
Multi-File Merge
Combine any number of PPTX files into a single, cohesive presentation.
Preserve Formatting
Each source file's layouts, fonts, and styles are maintained after merging.
Custom Slide Order
Drag-and-drop files to set the exact slide order before merging.
100% Privacy Protection
All uploaded files are automatically and permanently deleted from our servers after 24 hours.
Frequently asked questions
How many files can I merge at once?+
You can merge multiple PPTX files in a single operation. The combined size limit is 300 MB.
Will slide numbering reset after merging?+
Slides are numbered sequentially starting from the first file. You can renumber in PowerPoint after merging.
Is it free to use?+
DeckFlow offers a free usage quota. New users receive free credits upon registration.