Kuar is a simple QR code generator. Features: * Image can be generated in multiple scales: 1x (S), 16x (M) and 32x (L) * 4 styles: black on white, white on black, black transparent and white transparent * Error correction levels: L (7%), M (15%), Q (25%), H (30%) * You can open multiple windows for simultaneous work on several QR codes * QR code can be dragged into other apps, save in PNG or SVG format or copied into clipboard * Multiple input modes for specific QR code formats: email, call, text message, wifi, geolocation, contact (vCard), calendar event (iCal) * Contains Safari extension that turns your current page into QR code * Contains share extension that allows you to generate QR code from selected text or vCard