via The Idée Blog.

Users can now use TinEye without having to register or signup, and performe reverse image searches online.

What is TinEye?

“TinEye is a reverse image search engine. You can submit an image to TinEye to find out where it came from, how it is being used, if modified versions of the image exist, or to find higher resolution versions. TinEye is the first image search engine on the web to use image identification technology rather than keywords, metadata or watermarks.” – TinEye.com FAQ

Registering might still make sense as they get a few benefits over unregistered users:

• First access to new features
• Ability to give feedback
• Link and share results
• Search history
• Newsletter

Here’s a demo video of what TinEye can do featuring Amber Mac:

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Image via CrunchBase