Document Scanner

Scan Documents with Phone Camera

Scan documents, receipts, and papers using your phone camera. Automatic edge detection and enhancement. Save as PDF. Free, no app download required.

Key Features

  • Browser-based scanning - no images leave your device
  • No app download needed - works in mobile browsers
  • No account required
  • Export to PDF or image format
  • Works on iOS and Android devices

How It Works

  1. Uses your device camera via the browser MediaDevices API
  2. Edge detection identifies document boundaries in the camera frame
  3. Image enhancement applies contrast and sharpness adjustments
  4. Scanned images can be exported as PDF using pdf-lib
  5. All processing happens in your browser - no images are uploaded to servers

Frequently Asked Questions

Do I need to download an app?

No. The document scanner runs entirely in your mobile browser. Just open the page, allow camera access, and start scanning.

Are my scanned documents uploaded anywhere?

No. All scanning and image processing happens locally in your browser. Your documents never leave your device.

What types of documents can I scan?

You can scan paper documents, receipts, business cards, notes, and any flat document. The edge detection works best with documents on a contrasting surface.

By Nuthu Mwangi · Computer vision and mobile web technologies · Last updated 2025-09-01

ToolNest — Free online tools platform with 50+ utilities for professionals, freelancers, and students.