Using Google image search you can now use any image on your hard disk or on the web to start a search for visually similar images. This is particularly useful if you want to track down art thieves. Here's how to:
What's different to TinEye is the higher amount of results and your results can include non-image results like webpages that seem relevant to the image that you searched for. The elements of your results page will change depending on your search and on the information that's most relevant to that search.
There are four ways to search by image:
1. Drag and drop
Drag and drop an image from the web or your computer into the search box on images.google.com.
2. Upload an image
On images.google.com, click the camera icon, then select “Upload an image.” Select the image you want to use to start your search.
3. Copy and paste the URL for an image
Found an image on the web you’re curious about? Right-click the image to copy the URL. On images.google.com, click the camera icon, and “Paste image URL”.