Have I Been Sold? - Check if your email address was sold without permission
Detour - Immersive audio walks, now in 17 cities
Optery - See the private info data brokers post about you online
City Walks - A platform that you can virtually wander around the world.
Creep Alert - Check if friends or colleagues track you via email
Guides by Lonely Planet - Explore city guides curated by experts.