Free QR Code Generator - Create QR Codes Online Instantly

A Yes. Set error correction to High (30%), which allows up to 30% of the center to be covered by a logo without affecting scanning.

A QR codes can store up to about 3,000 characters. The more content, the more complex and larger the code needs to be. Keep URLs short for best results.

A QR codes themselves never expire. However, if the content is a URL and that URL becomes inactive, the QR code will no longer work as intended.

A PNG supports transparent backgrounds and is best for printing. JPG files are smaller and better for web sharing. For print materials, always choose PNG.

A Yes. This tool generates QR codes entirely in your browser. No data is uploaded to any server — your content stays private.

A For print materials, aim for a QR code that is at least 2x2 cm (approximately 0.8x0.8 inches) for small items like business cards. For larger prints such as flyers or posters, scale it proportionally to ensure a minimum size that is easily scannable from its intended viewing distance. Always test your generated QR code on various devices before printing. Download as PNG for best quality and transparent backgrounds.

A When displaying a QR code on a website or digital screen, ensure high contrast between the code and its background, especially if customizing colors. Use a sufficient size, typically larger than for print, to accommodate various screen resolutions and viewing distances. Download your QR code as a PNG for better quality and transparency if needed for seamless web integration.

A Use the "Contact" option in the QR code generator. Input your name, phone, email, and company details. When scanned, this QR code will automatically prompt the user's phone to save your details as a new contact, making networking effortless. Remember to customize the color and size, and download as a PNG for professional print quality on your business cards.

A To create a QR code for your WiFi, select the 'WiFi' option in the generator. Enter your network name (SSID), password, and select the encryption type (WPA/WPA2, WEP, or None). This will generate a code that, when scanned, automatically prompts devices to connect to your network without manually typing credentials. Customize colors to match your branding and download as PNG for clear signage.

A Educators can easily generate QR codes for lesson plans, external learning links, or downloadable resources. By selecting the 'URL' or 'Text' option, teachers can create scannable codes to embed in handouts or presentations. Students simply scan with their device to access supplementary materials, ensuring quick and organized information sharing. Customize colors to match school branding and download as PNG for clear printing.