PDF Ultra: PDF Reader & Voice

PDF Ultra is a fast, elegant PDF reader for iPhone and iPad — built to make reading, listening to, and marking up documents feel effortless. It runs entirely on your device: no ads, no accounts, no tracking, and nothing ever leaves your iPhone.

Whether you're studying a textbook, reviewing a report, or catching up on long documents hands-free, PDF Ultra keeps everything calm, focused, and beautifully native.

READ YOUR WAY

Day, Night and Sepia reading modes
Continuous or single-page, vertical or horizontal scrolling
Pinch and double-tap zoom, with a default zoom you choose
Immersive reading mode and gentle auto-scroll
Remembers your last page, reading progress and time

LISTEN TO ANY PDF

Natural read-aloud with true background audio
Lock screen and Control Center playback controls
Follow-along highlighting as each sentence is read
Adjustable speed and voice, with auto-advance between pages
Picks up exactly where you left off — even after relaunch

FIND ANYTHING INSTANTLY

Full-text search across the entire document
Live results with match counts and next / previous
In-page highlighting and recent-search history

MARK IT UP

Pen, highlighter and eraser with color palettes
Undo, redo and clear
Ink saves right into the PDF — and stays removable

STAY ORGANIZED

Library with Continue Reading, Favorites and All Files
Sort by name, date or size
Bookmarks and a tap-to-jump table of contents
Open PDFs straight from Files, Mail, Safari and more
Opens password-protected PDFs

MADE FOR IPHONE & IPAD

Universal, edge-to-edge layout with a roomy iPad sidebar
Light, Dark and System themes with seven accent colors

PRIVATE BY DESIGN PDF Ultra works fully offline. Your files stay on your device — there are no accounts to create and no data collection. Just open a PDF and start reading.

No ads. No tracking.