RaioPDF Help

Find out how to do anything in RaioPDF

Search or browse every article below — the same help that ships inside the app, organized by what you're trying to do.

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Getting Started

Getting started

Open a PDF and find your way around RaioPDF.

Your data never leaves your computer

Every document operation runs on your own machine. Your files aren't uploaded, and there's no account.

Edit

Highlight

Drag over text to add a highlight that saves with the PDF.

Text Box

Type your own text onto a page.

Image

Place a picture on a page.

Draw

Draw freehand marks on a page.

Sign

Place a signature on a page — drawn by hand or from an image.

Page Numbers

Stamp page numbers onto the document.

Watermark

Stamp repeating text like DRAFT or CONFIDENTIAL across the pages.

Comment & OCR

Make Searchable (OCR)

Turn a scanned PDF into one you can search and select text in — entirely on your computer.

Comment

Drop note pins on a page. They're saved as real PDF annotations when you save.

Organize

Organize Pages

Reorder, rotate, delete, extract, split, and export pages — all in one place.

Rotate Pages

Turn the selected pages a quarter-turn clockwise.

Merge PDFs

Add other PDFs after the current one, into a single combined file.

Insert from File

Insert another PDF's pages at a spot you choose.

Insert images as pages

Turn image files into PDF pages and add them into your document.

Crop / Resize

Trim margins off pages or resize them to a standard page size.

Compress

Make a PDF's file size smaller while keeping it a PDF.

Repair

Rebuild a PDF that won't open cleanly.

Document Properties

See a document's details — page count, size, metadata, and whether it's searchable.

Legal

Prepare for Filing

Get a PDF ready for the court's e-filing portal in one step — right size, right format, split if it's too big.

Batch Cleanup

Run many PDFs through the same cleanup steps at once — OCR, compress, sanitize, scrub metadata, and more.

Combine with Exhibits

Assemble a main document and its exhibits into one file, each exhibit labeled and bookmarked.

2.425 Scanner

Scan a document for sensitive personal information — Social Security and account numbers, and the like — before you file.

Redact — remove text for good

Permanently take confidential text out of a PDF, so it's gone — not just hidden behind a black box.

Bates Numbering

Stamp sequential Bates numbers onto every page of a document.

Production Set

Build a Bates-numbered discovery production from a set of documents, with confidentiality designations and an index.

Scrub Metadata

See and remove the hidden information a PDF carries about who made it, with what software, and when.

Sanitize

Strip hidden active content — embedded scripts, attached files, and links — from a PDF.

Passwords

Password protection isn't available in this build yet.