PDF Engineer: Offline Compressor & Editor

Compress, convert, merge, edit, annotate, scan OCR, and sign PDFs & images 100% offline.

Say goodbye to expensive monthly subscriptions and cloud privacy risks. PDF Engineer is the ultimate local PDF studio designed to compress, convert, edit, and manage your documents 100% offline. PDF Engineer Pro delivers an enterprise-grade suite of document tools designed to replace high-cost monthly subscriptions and eliminate cloud privacy risks. By utilizing client-side WebAssembly processing, all document modifications are executed locally in your browser's memory. Your sensitive files—invoices, tax forms, contracts, and IDs—never leave your computer. VERIFY THE PRIVACY YOURSELF We believe in absolute transparency, not policy promises. How to prove it: Open Chrome Developer Tools (F12) → select the Network tab → upload and process any document. The result: You will see zero bytes uploaded, even with large files. PDF Engineer runs completely sandbox-isolated. Core Professional Features: 1- Reduce File Size (Local Compression): Shrink heavy PDFs and image documents down to your precise target KB size (e.g., under 100KB, 200KB, or 500KB) without losing readability. 2- Edit PDF Text: Click and type directly on any PDF page to edit, add, or delete text layers in real-time. 3- Convert Formats: Easily convert image formats (PNG, JPG, WebP) to PDF, or export PDF pages back to images. 4- Merge & Split PDFs: Combine multiple documents into a single professional file, or remove unwanted pages instantly. 5- Offline OCR Scanning: Local text recognition engine to scan documents and extract copyable text layers. 6-Protect & Secure: Apply secure passwords to lock and restrict document opening permissions. 7-Watermark & Sign: Draw custom text overlays and apply professional signatures directly onto document canvases. How to Use PDF Engineer (Step-by-Step Guide) Step 1: Open the Extension Click the PDF Engineer extension icon in your Chrome toolbar. Choose whether to run it in Sidebar Mode (for quick edits while browsing) or expand to Desktop Mode (for a spacious full-screen dashboard). Step 2: Choose Your Tool Select one of the quick-action cards from the dashboard (e.g., Reduce File Size, Edit PDF Text, Merge PDFs). Step 3: Drag & Drop Your Files Drag your PDF or image files into the designated upload zone. Note: Open your browser's Inspect Tool (F12) → Network Tab to verify that no network requests are made. Everything is processed locally. Step 4: Customize & Download Adjust your settings (e.g., target compression size, text adjustments, page orders). Click Download Result to save the processed file directly to your local downloads folder.