Offline Barcode Reader
No files are ever sent to a server

Kostenloser Online Barcode & QR Code Leser

Schnelles und privates Scannen direkt in Ihrem Browser. Keine Server-Uploads, 100 % kostenlos und ohne App-Installation.

How to Scan Barcodes in 3 Easy Steps

1

1. Select Camera or Image

Open your device camera for physical barcodes or upload a screenshot/photo from your image gallery.

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2. Auto-Detect & Crop

Point your camera at the barcode or crop closely around the code in your uploaded picture.

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3. Instant Result & Copy

View your decoded text or website URL instantly. Copy with one click or export your scan history to CSV.

Why Choose Offline Barcode Reader?

Unlike conventional online scanners that send your uploaded photos or camera streams to remote servers, Offline Barcode Reader processes 100% of image pixels directly inside your device memory. Your photos never leave your smartphone, tablet, or computer.

🎁 Digitale Gutscheine & E-Gift Cards

Das Hochladen von Fotos digitaler Gutscheine auf externe Server birgt das Risiko, dass Barcodenummern abgefangen werden. Unsere lokale Verarbeitung garantiert 100 % Datenschutz.

✈️ Boarding Passes & Event Tickets

Boarding passes and event tickets encode passenger names, booking reference numbers, and access tokens. Serverless scanning ensures your sensitive travel itinerary and identity details are never stored or transmitted.

🔒 Wi-Fi & 2FA Setup QR Codes

Scanning Wi-Fi access codes or 2FA authentication setups locally prevents network passwords and secret keys from being sent across remote endpoints.

📦 Store Products & Package Labels

Instantly check UPC and EAN retail product codes or Code 128 shipping package barcodes without installing heavy mobile apps.

Supported Barcode & QR Formats

QR CodeEAN-13EAN-8UPC-AUPC-ECode 128Code 39Data MatrixPDF417CodabarITFAztec
Feature & Security StandardOffline Barcode Reader (This Site)Cloud Upload ScannersApp Store / Mobile Apps
Photo & Camera Privacy🛡️ 100% On-Device (0 Server Uploads)❌ Uploaded to External Server⚠️ Varies (Ad Tracking / Analytics)
Gift Card / Coupon Security✅ 100% Safe (Local Memory Only)⚠️ Risk of Server Leak & Redemption Theft✅ Protected on Device
App Download & Storage Size⚡ No Install Required (0 MB)⚡ No Install Required❌ Requires App Download (50MB+)
Offline & Airplane Mode✅ Works 100% Offline❌ Fails Without Internet✅ Works Offline
Screenshot & Gallery Crop✅ Crop & Scan from Gallery✅ Supported⚠️ Requires Extra Permissions

Häufig gestellte Fragen (FAQ)

Muss ich eine App installieren?

Nein, es ist keine App-Installation erforderlich! Scannen Sie direkt im Browser auf Smartphone oder PC.

Ist das Scannen von Gutscheinen sicher?

Ja, 100 % sicher. Alle Bilder werden ausschließlich im Speicher Ihres Geräts verarbeitet und niemals an Server gesendet.

Funktioniert der Scanner offline?

Ja! Als PWA funktioniert dieser Scanner auch im Flugmodus oder ohne Internetverbindung.