ITR PDF Suite

ITR PDF Suite is your complete PDF toolkit for iPhone and iPad — read, annotate, sign, scan, and convert documents, with a built-in AI copilot. Also available on Windows and macOS. ANNOTATE • Mark up your PDFs while you scroll — fast, natural highlighting and drawing • Highlight, underline, draw freehand, and add notes • Add stamps and your own signature SIGN & STAMP • Draw, type, or upload a signature • Save signatures and stamps to reuse anytime SCAN • Turn your camera into a document scanner • Automatic edge detection and enhancement • Save crisp, shareable PDFs AI COPILOT • Ask questions about any document and get instant answers • Summarize and translate — works even on scanned pages • Bring your own API key CONVERT & CREATE • Convert text, images, Word, and PowerPoint to PDF TOOLS • Compress to shrink large files • True redaction that permanently removes content • Password-protect your documents READ • Distraction-free reader and book modes, with light and dark themes SHARE • PaperPlane — send documents device-to-device Your documents stay on your device by default.