How to merge contract pdfs into a single document
- Step 1Add your contract PDFs — Drop the base agreement and all addenda or exhibits into the merge zone.
- Step 2Set the merge order — Drag the file tiles into the correct reading order — base agreement first, then exhibits.
- Step 3Click Merge — The engine stitches all pages together in sequence into one PDF.
- Step 4Download the unified file — Save the merged contract and share it with signatories or upload to your e-signature platform.
Frequently asked questions
Will merging alter my contract's formatting?+
No. Pages are copied exactly from each source PDF — fonts, images, and layout are preserved without re-rendering.
Is it safe to process confidential contracts in a browser?+
Yes. The merge runs entirely inside your browser with JavaScript. No file data is transmitted to any server.
How many PDFs can I merge at once?+
Free users can merge up to 2 files. Upgrade to Pro to merge unlimited PDFs with no size cap.
Privacy first
All PDF processing runs locally in your browser using PDF-lib and pdf.js. No file is ever uploaded — only metadata counters are saved for signed-in dashboard stats.