Ensure total data security and governance. Convert document scans into selectable text using local WebWorkers, completely offline.
Built for confidential workflows — files stay in your browser memory.
Stop uploading confidential scans to cloud OCR APIs. Converting scanned PDFs is fast with our WebGPU engine. It analyzes layouts, isolates characters, and translates image text into editable layers seamlessly. It maintains layouts, aligns text grids, and preserves formatting details flawlessly. The entire OCR run executes client-side, keeping your scans secure and private.
Select the scanned PDF or document image you want to recognize.
The script loads Wasm packages and recognizes character layers locally.
Save the updated document directly with selectable text layers.
| Feature Metric | Traditional Cloud Services | GoLocalPDF Sandbox |
|---|---|---|
| Execution Layer | ❌ Sends image files to remote cloud OCR endpoints | 🛡️ 100% Client-side. Runs locally via WebAssembly |
| Data Security | ❌ Retains file copies on servers, risking data leaks | 🛡️ Local memory sandbox. Zero server uploads |
| Worker Isolation | ❌ Processes on single threads, causing browser lag | ⚡ WebWorker thread isolation for smooth interfaces |
| Supported Languages | ❌ Restricts multilingual support behind premium tiers | ✅ Multilingual OCR (English, Spanish, Chinese, French, etc.) |
It executes a compiled WebAssembly model using local WebGPU acceleration, processing text in your browser sandbox.
Yes, our layout-aware OCR engine groups text blocks by coordinates, maintaining multi-column layouts.
Absolutely. All processing runs locally inside your browser sandbox, keeping your personal records secure.
