A practical guide
A QR code is a compact way to move information from a sign, document or screen to a phone. Start by choosing the kind of information you want to encode rather than putting everything into the website field. A network login needs Wi-Fi syntax; a contact needs a vCard; a message can use plain text. The selector above offers all ten content types in the same workspace, so you can change tasks without opening another service. Each type has its own fields and validation rules.
For a first design, use square dots, a dark foreground and a light background. Set the content before experimenting with decoration. A long contact card or web address contains more data than a short label and therefore produces a denser pattern. If a small export is rejected, increase its dimensions or shorten the content deliberately. Do not crop the border to make the code look larger. Choose PNG for a straightforward image or SVG when a layout needs a scalable vector.
Your inputs, styling and logo are processed in this browser. Generating a code does not upload them or contact the encoded destination. There is no account, saved history, QR tracking service or subscription. Loading this website still requests its static files from the host; opening a link after scanning is a separate action that can contact another service. Clearing the workspace removes its current content and image references, but does not promise a forensic wipe of browser memory or files you already downloaded.
Choose among PNG, SVG, JPEG and WebP in the export panel. JPEG cannot carry a transparent background and uses white instead. Use a clear, non-sensitive filename and keep the downloaded image somewhere appropriate for its content. The export button generates the latest revision directly; a separate preview click is not required. A local decode check compares the downloaded design with the encoded bytes. If it fails, the tool stops rather than silently shortening the content or lowering error correction.
Before distributing or printing, scan the actual exported file with a phone your audience uses. Verify both its content and the intended action. Scanning conventions and application behavior can differ, and a successful software decode is not a universal camera guarantee. Retain enough surrounding space, use a light background and keep a copy of the source details so you can regenerate a static code when those details change.