Awesome Duplicate Photo Finder is a free powerful tool, that helps you to find and remove duplicate photos on your PC.

Features:
Search for duplicate photos (JPG, BMP, GIF, PNG);
Able to compare pictures that was resized or pictures with corrected colors (black and white photos etc.);
It is capable of finding similar pictures;
Add multiple folders or drives for scanning;
Also works with Network drives and removable devices (USB etc.);
Simple user interface