SamSec Docs is a free PDF editor, converter, and scanner. Merge, split, compress, and password-protect PDFs. Convert Word, images, and text to PDF. Scan documents and turn them into searchable PDFs with OCR. Chat with your documents and generate summaries, flashcards, and quizzes with AI. No account required, and every core tool runs entirely on your device.

PDF CONVERTER
• Image to PDF converter: turn photos into a single PDF, reorder before converting
• Word to PDF and PDF to Word converter
• Text and Markdown to PDF converter
• JPG, PNG, and WebP image converter, plus image compressor

PDF MERGER & ORGANIZER
• PDF merger: combine multiple PDFs into one
• PDF splitter: split by page range, page count, or into individual pages (batch mode included)
• Reorder, duplicate, or delete pages
• PDF page rotator: one page at a time or in batch
• Extract specific pages into a new file
• Crop pages to a custom area

PDF PASSWORD PROTECTOR
• Password-protect a PDF with real encryption (RC4 or AES-128)
• PDF unlocker: remove a password you already know

PDF EDITOR & ANNOTATOR
• Add a text or image watermark
• Add page numbers, headers, and footers
• Edit a PDF's title, author, and other metadata
• View a PDF's full document info
• Compare two PDFs side by side
• Built-in PDF reader: draw, highlight, add shapes, sign, and save your annotations

PDF COMPRESSOR
• Shrink PDF file size with four quality presets

PDF SCANNER & OCR
• Scan paper documents with your camera
• On-device OCR scanner turns scans into searchable, selectable text

AI TOOLS
• Summarize a document, a chapter, or just the pages you pick
• Chat with your document: ask a question and get an answer grounded in the text
• Auto-generate flashcards to study from
• Auto-generate a quiz to test yourself
• Free to use: watch a short ad to earn AI Credits, no subscription

STAY ORGANIZED
• Recent Documents and a searchable history of everything you've converted or edited
• Save reusable workflows that chain several tools together
• Batch-process rotate, extract, and split jobs across many files at once

Every core editing, converting, and scanning tool runs entirely on your device and needs no internet connection; only the AI tools send the specific text you ask about to generate a response. SamSec Docs is free to use and supported by ads.