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Barcode Scanner — Scan Barcodes Free Online

Scan barcodes and QR codes with your camera or from uploaded images. Free online barcode scanner - no app required.

Camera preview will appear here

Point your camera at a code. Uses ZXing when native barcode detection is unavailable.

100% Private
No Upload
Instant

What is Barcode Scanner?

A barcode scanner reads and decodes barcodes from your device camera or from uploaded images. Our Barcode Scanner uses the ZXing library running entirely in your browser - no app installation required.

How to Use Barcode Scanner

  1. 1Click Use Camera to scan a barcode with your device camera.
  2. 2Or click Upload Image to decode a barcode from an image file.
  3. 3The decoded content is displayed instantly.

Key Features

  • Camera-based barcode scanning
  • Image upload barcode decoding
  • Supports 1D and 2D barcodes
  • No app installation required

Benefits

  • Decode barcodes without installing an app
  • Scan barcodes from screenshots and images
  • Use on any device with a modern browser

Use Cases

Why Use Irreva for Barcode Scanner?

Decode barcodes without installing an app
Scan barcodes from screenshots and images
Use on any device with a modern browser
Runs 100% in your browser — files never leave your device.
No account, no sign-up, no subscription — free forever.
Works on any device: desktop, tablet, or mobile.

Frequently Asked Questions

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