PDF Studio

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.