Barcode Scanner

Use your camera or upload an image to decode QR, Code 128, EAN, UPC, Code 39, and other supported barcode formats locally in the browser.

Upload barcode image

Camera

—Detected format

—Check-digit status

—Characters

—Decoder

No barcode scanned yetUpload an image or start the camera. Scanning runs locally in your browser.

Native BarcodeDetector is used when available; otherwise ZXing is loaded as a fallback. Camera access requires HTTPS and permission.

How to use this Barcode Scanner

Scan common 1D and 2D barcodes from a camera or image. Enter your values above and the result is calculated directly in your browser. No account is required.

Fast answer, clear inputs

This tool is built around one job: give the answer quickly without forcing a signup or hiding the result. Related tools are linked nearby when the next calculation or conversion is useful.