Have I Been Sold? - Check if your email address was sold without permission
Creep Alert - Check if friends or colleagues track you via email
Keeply - Simplest iOS app for storing private information and media
Optery - See the private info data brokers post about you online
Kameleo - Avoid browser fingerprinting and use virtual profiles.
have i been pwned? - Check if your account has been compromised in a data breach