Generate QR codes for URLs, Wi-Fi, vCards, payments — instantly, in your browser, with custom colors and download.
A QR (Quick Response) code is a 2-D barcode that any modern phone camera can read. It can encode plain text, URLs, Wi-Fi credentials (WIFI:T:WPA;S:MyNet;P:secret;;), email links (mailto:), phone numbers (tel:), vCards, and more.
WIFI:T:WPA;S:GuestNet;P:welcome2026;; — auto-join Wi-Fi
mailto:[email protected]?subject=Hello — pre-filled email
tel:+15551234567 — direct dial
BEGIN:VCARD… — contact card
Higher EC = more redundancy, more dots, but the code still scans even if part is dirty/torn. Use H if printing on packaging, M for everything else.
BIN lookup, card & data validation, fraud signals — one clean REST API. 500 requests/day free, no credit card required.