CamFind - CamFind is the very first mobile application that can photograph, identify, and provide information...
KartOO - KartOO ranks among the most powerful Meta search engines.
PimEyes - Search by face image and find given person with information where this person appear online. PimEyes analyzes over 50 million websites to provide the most accurate search results.
Exif Metadata Image Search - Search image metadata on the Internet. Exif image metadata search engine
Berify - Berify is a useful application that enables you to find stolen videos and images through reverse image searching across the internet.
GazoPa - 27 Oct 2009 . Gazopa, a search engine that uses features from an image to retrieve similar images, has been in private beta since it launched during TechCrunch50 last year.