PDF Engineer - Offline PDF editor, zero uploads

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. 

 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.