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QR Code is a two-dimensional version of the barcode, typically made up of black and white pixel patterns. Denso Wave, a Japanese subsidiary of the Toyota supplier Denso, developed them for marking components in order to accelerate logistics processes for their automobile production.

Most modern smartphones have built-in QR code readers in their cameras. Simply open your camera app and point it at the QR code. A notification will appear with the link or action.

Yes! You can create basic QR codes completely free. Static QR codes are free forever. For advanced features like editing content after printing, tracking scans, and analytics, premium plans are available.

Creating a QR code is simple: 1) Select the type of QR code you want (URL, vCard, Text, etc.), 2) Fill in the required information, 3) Customize the design if desired, 4) Download your QR code.

You can create QR codes for URLs, vCards (contact information), plain text, email, SMS, phone numbers, WiFi credentials, locations, Bitcoin addresses, and more.

Yes! Premium users can upload custom logos and images to place in the center of their QR codes. The logo should be clear and not too large to ensure the QR code remains scannable.

Static QR codes contain fixed information that cannot be changed once created. Dynamic QR codes use a short redirect URL, allowing you to change the destination or content anytime, even after printing. Dynamic codes also provide scan tracking and analytics.

Only Dynamic QR codes can be edited after creation. With a premium account, you can change the destination URL or content anytime without reprinting the QR code.

Dynamic QR codes include built-in tracking. You can view detailed analytics including the number of scans, location data, device types, scan times, and more from your dashboard.

Premium users get access to comprehensive analytics including total scans, unique scans, geographic location, device types (iOS/Android), browser information, scan times, and more.

You can use the **Bulk Create from CSV** feature on the generator page. Simply upload a CSV file containing your URLs, and our system will generate high-resolution QR codes for every row, bundled into a single ZIP file.

Our bulk tool supports files up to **5MB**. For optimal performance, we recommend batching large lists into groups of 100-200 URLs at a time.

Your CSV should ideally have a column named **URL** or **Website**. You can also include a **Filename** column to give your generated images specific names in the ZIP folder.