CamFind - CamFind is the very first mobile application that can photograph, identify, and provide information...
Google Images - Google Images is a search service owned by Google that allows users to search the World Wide Web for image content.
TinEye - Reverse Image Search to help find an image's source, duplicates or altered versions.
SauceNAO - SauceNAO is a reverse image search engine.
Exif Metadata Image Search - Search image metadata on the Internet. Exif image metadata search engine
KartOO - KartOO ranks among the most powerful Meta search engines.