Perhaps you might find something here http://www.techsupportalert.com/best-free-duplicate-file-detector.htm
I haven't personally tried or used any of the suggestions, but something there might fit the bill?.
Nokia 8 vs Galaxy S8
How artist Alex Yanes worked with his daughter on this bright 3D mural for Monument Valley 2
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Comment regarder le lancement du Galaxy Note 8 en direct ?