The browser foundry
Tools forged for your files.
Fast, private PDF tools that run entirely in your browser. Drop a file on the anvil and start working — nothing leaves your device.
- Private
- No upload
- Instant
Drop a PDF on the anvilStart
See it work
Raw file in. Forged result out.
Drag the handle to see exactly what each tool does to a real document — all of it happening right in your browser.
Confidential
Plain document → Stamped every page“CONFIDENTIAL” applied diagonally, semi-transparent, on every page
The tool wall
Ten tools, hung and ready.
- PremiumNanoPDF AI EditorUpload a PDF, edit pages with AI, forge in matching new slides, scrub the version timeline, and download the finished document.Open workspace →
- Merge PDFCombine multiple PDFs into one file, in the order you choose.
- Split PDFExtract a page range from a PDF into a new file.
- Delete PDF PagesRemove unwanted pages and keep the rest.
- Rotate PDFTurn every page 90°, 180°, or 270° and save.
- JPG to PDFConvert JPG and PNG images into a single PDF.
- Watermark PDFStamp text like DRAFT or CONFIDENTIAL across every page.
- Add Page NumbersNumber every page — bottom-center, bottom-right, or top-right.
- PDF to JPGTurn every page of a PDF into a JPG image.
- Compress PDFShrink a PDF for email by re-encoding its pages.
- Password Protect PDFAdd a password so only you can open the PDF.
NanoPDF Pro · real results
Actual AI output · nothing stagedDescribe the change. Watch it forge.
These are real results from FoundryPDF's AI editor — drag to compare the page you uploaded with what came back.
After
BeforeWhy FoundryPDF
The work happens on your side.
- Private by construction
- Files are processed in your browser. Nothing is uploaded — there is no server to upload to.
- Instant, no queue
- No round-trips. The result downloads the moment processing finishes.
- Free, no account
- Every core tool is free — no sign-up, no watermark, generous local limits.