PDFFORGE GUIDE
How to merge PDF files
Process selected files privately in your browser without uploading them to a server.
Open tool →複数のPDFをひとつのPDFとして保存します。 PDFForge is a free browser-based tool that processes selected files without uploading them to an external server. No sign-in is required and there is no artificial usage limit.
When this method is useful
Use it when you want to avoid sending files to a third-party service or process several files together. Practical limits depend on device memory, the browser, and file contents.
How to use it
- Open PDFForge and select the files.
- Choose the format and settings that fit your purpose.
- Run the task and save the result to your device.
Important notes
Keep an original copy of important files. Removing metadata does not remove information inside document text or images. A PC is often more stable for large batches.
Frequently asked questions
Are files uploaded to a server?
No. Normal processing runs in the browser on the selected device.
Is it free to use?
Yes. No sign-in or artificial usage limit is required.