QR Code Builder

The QR Code Builder accepts a payload and data type, validating the input before encoding. Supported payloads include URLs, plain text, emails, phones, SMS, vCard contacts, WiFi credentials, geolocations, and calendar events. It automatically selects a suitable QR version and error correction level to maximize scannability across devices, while allowing advanced users to lock version, specify error correction, or adjust module size.\n\nEncoding converts the payload into a binary matrix, applies Reed-Solomon error correction, and renders a final module pattern. The tool outputs PNG and SVG formats; you can specify the size and ensure a compliant quiet zone for reliable scans. Outputs are printer-ready and suitable for on-screen use; the vector format scales without quality loss.\n\nThe tool benefits marketers, product teams, event organizers, and developers who need fast, consistent QR codes without manual tuning. Unique value lies in data-type aware validation, automatic capacity checks, ISO/IEC 18004 compliance, and robust handling of edge cases such as long URLs or non-ASCII characters. Use cases include posters, product packaging, tickets, and digital campaigns.