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View, edit, sign, compress and convert PDFs — 17 tools in one app, offline.
PDF Studio is a fast, offline PDF toolkit with 17 essential tools in a single app — no account required, no upload needed. ═══ READ & VIEW ═══ • Open and read any PDF with smooth scrolling • Password-protected PDF support — open encrypted documents • Open PDFs shared from other apps (file manager, email, browser) ═══ CREATE PDFs ═══ • Text to PDF — create a PDF from typed text with A4 / Letter formats • Image to PDF — turn photos from gallery or camera into a PDF, reorder pages by drag • Multi-image support with fit-to-page option ═══ EDIT & ORGANIZE ═══ • Merge — combine multiple PDFs while keeping text selectable • Split — break a PDF into parts by page range (1-3,5,8-10) or one PDF per page • Edit Pages — delete, reorder (drag-and-drop), rotate pages 90° • Add Text — place text on any page with 9 position presets and adjustable font size • Add Image — three insert modes: new blank page, append below existing content, or overlay on top ═══ SIGN & ANNOTATE ═══ • Sign — draw your signature with finger or pick a stamp image from gallery • Annotate — highlight, underline, strikethrough, or add sticky notes with 6 colors ═══ SECURITY ═══ • Protect — AES-128 password encryption (open password + owner password) • Watermark — add diagonal text watermark with adjustable opacity, angle, size, and color (CONFIDENTIAL, DRAFT, COPY, SAMPLE, SECRET presets) ═══ CONVERT & EXPORT ═══ • PDF to Image — export pages as PNG or JPG, 72 to 400 DPI quality • OCR — extract text from images or PDF pages using on-device Google ML Kit (no internet needed) • Compress — three quality presets (High, Medium, Maximum) — converts pages to images and re-encodes as JPEG to shrink file size • Add QR Code — embed a QR code into any page with 9 position presets ═══ PRINT ═══ • Send PDFs to WiFi printers (Mopria/AirPrint), Bluetooth printers, or USB OTG printers via Android system print dialog ═══ WHY PDF STUDIO ═══ ✓ 100% offline — your files never leave your device ✓ No account, no sign-up, no subscription ✓ Lightweight Material Design 3 interface ✓ Multi-language: English + Turkish ✓ Free with optional ads ✓ Open files from other apps (intent filter) PDF Studio is perfect for students, freelancers, small business owners, and anyone who needs a quick PDF toolbox without bloat.