PDF Studio – Reader & Tools

The all-in-one PDF app that works 100% on your device. Scan, sign, fill, annotate, convert, merge, OCR and more. No account, no ads, no tracking — ever.

PDF Studio is the all-in-one PDF app that works entirely on your device. No account, no ads, no tracking — your files never leave your iPhone or iPad.

READ & MARK UP • Fast, smooth reader with search, bookmarks and a page thumbnail grid • Highlight, underline, strike through and draw with Apple Pencil or your finger • Add text anywhere, shapes, arrows and custom stamps • Night and Sepia modes, a clean Reading View, and Read Aloud • Fill in forms and sign with your finger

SCAN & CREATE • Scan documents with the camera and clean up the edges • Turn photos into a PDF • Make scans searchable with on-device OCR

CONVERT • PDF to Word, plain text or images • Images to PDF

ORGANIZE • Merge, split, reorder, rotate, insert and delete pages • Compress to reduce file size • Batch-compress or merge many PDFs at once • Crop margins, extract images and add Bates numbers

PROTECT • Add or remove a password • Permanently redact text — even every match of a word at once • Watermarks and page numbers

FIND & SHARE • Search across every PDF in your library at once • Save to Files / iCloud Drive • A Home Screen widget for one-tap scanning

100% ON-DEVICE PRIVACY Everything happens on your device. PDF Studio collects no data — no ads, no tracking, ever. That's the whole point.

PDF Studio Pro unlocks every tool with no limits. Every Pro feature works 3 times free — upgrade yearly or once for lifetime.

Terms of Use (EULA): https://birsoftware.com/terms.html