Which barcode formats can this scanner read?

It reads Code 128, Code 39, UPC-A, UPC-E, EAN-13, EAN-8, QR Code, Data Matrix, Aztec, and PDF417.

Is camera access safe?

Yes. Camera video streams are decoded entirely in your local browser JavaScript memory and are never transmitted over the internet.

Can I upload a screenshot or photo?

Yes. Simply click Upload Barcode Image and choose any JPG, PNG, or WebP image.

Barcode Scanner

Scan and decode 1D barcodes and 2D QR codes online from image uploads or live camera streams.

TL;DR: Barcode Scanner is a free, browser-based tool that lets you scan and decode 1D barcodes and 2D QR codes online from image uploads or live camera streams.

Real-Time Barcode & QR Reader

Upload an image containing a barcode or use your device camera to scan and decode instantly.

Understanding the Barcode Scanner

Barcode Scanner reads 1D linear barcodes (UPC, EAN, Code 128, Code 39) and 2D QR codes in real time using your device's web camera or from uploaded image files with the HTML5 Barcode Detection API.

How It Works

Grant camera permission to scan live barcodes, or upload a photo of a barcode.
Point your camera at the barcode.
The scanner detects and decodes the barcode payload instantly.
Copy the decoded barcode number, search it on Google, or open the link.

How to Get the Best Results

Live Mobile Scanning: Works directly in mobile browsers without installing native scanning apps.
Instant Product Lookup: Scan UPC/EAN barcodes on physical household products to look up specifications and pricing online.
100% Client-Side: Camera feeds are processed locally in real time without recording or transmitting video.

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100% Client-Side Privacy Guarantee

All processing runs locally inside your browser using JavaScript and HTML5 APIs. Your data, files, and inputs are never uploaded to any remote server. Complete privacy by design.

Frequently Asked Questions

: It reads Code 128, Code 39, UPC-A, UPC-E, EAN-13, EAN-8, QR Code, Data Matrix, Aztec, and PDF417.
: Yes. Camera video streams are decoded entirely in your local browser JavaScript memory and are never transmitted over the internet.
: Yes. Simply click Upload Barcode Image and choose any JPG, PNG, or WebP image.

Cite This Tool

Referencing this tool in a paper, article, or bibliography? Copy a ready-made citation below.

NexLove.org. (2026). Barcode Scanner [Software]. https://nexlove.org/tools/barcode-scanner.html

“Barcode Scanner.” NexLove.org, 2026, nexlove.org/tools/barcode-scanner.html.

NexLove.org (2026) Barcode Scanner. Available at: https://nexlove.org/tools/barcode-scanner.html (Accessed: 2026).

@misc{nexlove_barcode_scanner,
  title = {Barcode Scanner},
  author = {{NexLove.org}},
  year = {2026},
  url = {https://nexlove.org/tools/barcode-scanner.html}
}

Embed This Tool

Add the live Barcode Scanner tool to your own website with this snippet — it loads the real, working tool in an iframe, not a static screenshot.

<iframe src="https://nexlove.org/embed/barcode-scanner.html" width="100%" height="600" style="border:1px solid #e2e8f0;border-radius:12px" title="Barcode Scanner — NexLove.org" loading="lazy"></iframe>

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