Fast PDF reading
Open and read PDFs smoothly on Mac, iPad, and iPhone, with performance tuned for large files.
PDF Max
The all-new v27 coming soon!The intelligent PDF editor.
Read, annotate, summarize, and review PDFs with tools built for serious documents. PDF Max helps you understand long files, inspect important details, and work faster across reports, contracts, forms, and research.
Built on the original PDF Max app, launched in 2012 and downloaded more than 10M times — now rebuilt with document intelligence.
Read
Read and understand long PDFs faster.
A fast reading experience tuned for serious documents, with quick movement through long reports, contracts, forms, and research.
Long-document navigation
Move through large PDFs with back and forward controls and a clear page indicator that keeps your place.
Built for document review
Summarize, inspect, and review important details without losing the context of the whole file.
Annotate
Mark up and comment naturally.
A full annotation toolkit that feels familiar — highlight, strike through, underline, and add free text or hand-drawn ink.
Highlight, strikeout & underline
Mark up text with the standard annotation types you'd expect from a real PDF editor.
Free text & ink
Add free-text notes anywhere on the page, or draw freehand with ink annotations.
Stamps
Apply stamps for review workflows without leaving the document.
Edit
Edit content, organize pages, and redact.
Edit and add real content to your PDFs in a private, local-first workflow — text, images, and tables, plus page organization and redaction.
Edit and add content
Switch to edit mode to add and edit text, insert images, and build tables directly inside the PDF.
Add & rotate pages
Insert new pages and rotate the current page to reorient any PDF.
Redaction
Permanently redact sensitive content before sharing a document.
Serious PDFs, easier to understand.
Built on more than a decade of PDF experience and 10M+ downloads, PDF Max v27 is coming soon for Mac, iPad, and iPhone — with reading, annotation, review, and AI document understanding for serious documents.