Remove unwanted PDF pages
Shrink PDFs — lossless or aggressive
Compare two PDFs line-by-line
Fill + save any PDF form
Pull embedded images from PDFs
Merge multiple PDFs into one
Strip the fingerprint your PDF leaves
Add page numbers to any PDF
True redaction — bytes removed, not just covered
Rotate PDF pages with live thumbnails
Inspect digital signatures in PDF files — signer, certificate, signing time, cryptographic validity. All client-side.
Split a PDF or extract specific pages
Pull every word out of a PDF
Convert PDF pages to images
Stamp every page — DRAFT, CONFIDENTIAL, your text
Word + character + sentence stats
Drag thumbnails to rearrange a PDF
Convert screenshots to PDF
ChatDOC
Chat with documents and get citations.
ChatPDF
Chat with any PDF document
Elicit (Scholarcy)
AI research summariser that extracts key findings, tables, and references from academic papers in seconds.
Explainpaper
Highlight any confusing passage in an academic paper and get an instant plain-English explanation.
Ask questions across your documents.
Reducto
Document parsing API for LLM apps