Passavo

Passavo is the app at the door. Scan tickets with your phone’s camera, or sell them on the spot from a tablet. One job at a time, large and legible — even on a cheap device, even without a network. SCANNING • Full-screen camera and one answer per ticket: green VALID, amber CHECK (already scanned at …), red NOT VALID. • Colour is never the only signal. Every answer also carries a symbol and a word — which is what you need at a dark entrance or in bright sunlight. • Vibration and a tone as well, because at a busy door nobody is looking at the screen. • A QR code that won’t read? Search for the visitor by name, product or code and check them in by hand. • The counter shows all day how many people are in, out of how many expected. WORKS WITHOUT A NETWORK • The day’s manifest sits on the device. Scanning itself is entirely local, so a cellar or a field with no coverage is not a problem. •…