PDF Ultra: PDF Reader & Voice

About

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.