PDF Locker & Tools

Lock, merge, split, organize, sign, convert images or Markdown, and export PDFs locally in Chrome.

🆕 What's New in 0.4.0 The biggest PDF Locker & Tools update yet expands the extension from four live tools to nine. New in this release: • Rotate and reorder PDF pages • Sign PDFs • Export PDF pages as PNG or JPEG images • Convert Markdown into a formatted PDF • Combine ordered PNG or JPEG images into one PDF PDF Locker & Tools is a Chrome extension for people who need practical PDF jobs without opening a heavy desktop app or uploading files to a website. Use it to lock PDF files with an owner password, merge multiple PDFs into one file, split one PDF into range-based outputs, extract selected pages into a new PDF, rotate or reorder pages, place a visual signature, export PDF pages as images, convert Markdown text into a formatted PDF, or combine ordered images into one PDF. The extension runs inside Chrome's side panel and is built for simple, local document work. It is a good fit if you want a PDF locker, PDF merge tool, PDF splitter, PDF page extractor, PDF organizer, visual PDF signing tool, PDF-to-image export tool, Markdown-to-PDF converter, or image-to-PDF converter that works directly in Chrome. It is designed for lightweight document tasks, not full PDF editing or certificate-based digital signatures. ⚙️ Current shipped tools: • Lock PDFs • Merge PDFs • Split PDFs by page range • Extract selected pages into one output PDF • Rotate and reorder PDF pages • Add a signature to a PDF, with Original, Black, Blue, or Red ink for transparent PNG signatures • Export PDF pages as PNG or JPEG images • Convert uploaded or pasted Markdown into a formatted PDF • Combine ordered PNG or JPEG images into one PDF, with page-orientation and per-image rotation controls 👥 Why people use it: • Handle one small PDF job quickly • Keep the workflow inside Chrome • Avoid uploading documents for the core workflow • Download finished outputs with Chrome's normal download flow The extension processes user-selected files locally in Chrome and stores tool settings locally, so you do not need to re-enter them every time.