Leafwork guide
How to Merge PDF Files Locally Without Uploading
Merging PDFs is simple, but the privacy tradeoff is often hidden. Many online PDF tools ask you to upload contracts, resumes, forms, or scans before they combine files. Leafwork keeps the merge workflow in your browser so you can assemble a final PDF without sending the source files to a server.
Quick answer
To merge PDFs locally, open Leafwork Merge PDF, add the PDFs, reorder them, optionally enter page ranges, then export the combined file. The enabled merge workflow runs in your browser and downloads the final PDF to your device.
Privacy note
Leafwork Merge PDF is an enabled core tool that processes file bytes locally in the browser. Avoid pasting private document content into feedback forms or public posts.
How to do it
- 1
Open the Merge PDF tool
Go to Leafwork's Merge PDF page and use the file picker or drop zone to add your first PDFs.
- 2
Add every source PDF
Add reports, scans, forms, or attachments in the same browser session. If you are using the sandbox, files can also be dragged from storage into the merge workflow.
- 3
Put files in the right order
Drag rows until the documents appear in the final order you want. This is useful for packets, appendices, receipts, and applications.
- 4
Use page ranges when needed
If a source PDF has extra pages, enter the specific pages or ranges you want before exporting.
- 5
Export one combined PDF
Run merge and download the final PDF. Review the file before sharing it externally.
Best for
- Combining resumes, certificates, and application packets
- Joining invoices, receipts, and statements
- Putting scanned pages and forms into one file
- Preparing a PDF bundle without uploading source files
Common mistakes
- Forgetting to reorder files before export
- Merging all pages when only a page range is needed
- Sharing the output before checking page order
- Using a cloud uploader for private documents when local processing is enough
FAQ
Can I merge PDFs without uploading them?
Yes. Leafwork Merge PDF runs locally in the browser for enabled core workflows, so source PDF bytes stay on your device.
Can I reorder PDFs before merging?
Yes. Drag the files into the order you want before exporting the final PDF.
Can I merge only selected pages?
Yes. Use page ranges for a source file when you only want part of that PDF in the final output.