dwell-time
(3)
Occuspace
Occuspace is a smart-building company that measures how physical spaces are actually used. Its plug-in sensors passively read ambient Bluetooth and WiFi signals - never cameras or personal data - to estimate real-time occupancy, foot traffic and dwell time, then feed the numbers into a dashboard and the free Waitz app. Founded in 2017 by three UC San Diego roommates, it now serves 100+ university campuses plus corporate and federal customers, helping them cut wasted space, save energy and plan facilities from data instead of guesswork.
BlueZoo Inc.
BlueZoo Inc. is a Menlo Park-based analytics company that measures real-world foot traffic by passively counting the Wi-Fi probe requests smartphones broadcast - turning phones into an anonymous proxy for people. Its cloud software and Wi-Fi sensors deliver real-time, auditable, privacy-respecting counts of visitors, unique visitors, and dwell time for out-of-home advertising, retail media, hospitality, and smart-city customers. Protected by seven U.S. patents and GDPR-certified by ePrivacy, BlueZoo is positioning itself as an independent measurement 'currency' for the digital-out-of-home advertising industry.
Ariadne
Ariadne is a Munich-based, privacy-first physical-world analytics company that measures how people move through real spaces - shops, malls, train stations and airports - without cameras or facial recognition. Its patented Hybrid Fusion technology pairs anonymous phone-signal sensing with Time-of-Flight depth sensing to deliver up to 99% accurate people counting and sub-meter flow analytics, all GDPR-native and EU AI Act ready. Founded by two Greek engineers who met at the Technical University of Munich, Ariadne has installed more than 1,000 sensors across 800+ locations in 32+ countries, serving customers like San Diego International Airport, IKEA, MediaMarkt and Deutsche Bahn.