Play a great Skill Puzzle game online for free. About Find 500 Differences game: Train your brain in this fun puzzle game! Look at the two photos which seem identical and try to find the 5 differences. Can you spot all of them? Simply tap on a difference to mark it. Be careful: tapping a wrong spot will give you a time penalty. Be quick to earn 3 stars per level and complete over 100 levels with beautiful images!. If you want more Skill games to play, use our search form or return to homepage.