Yes, there are a lot of coins made just to earn money and have nothing in background. Most of coins on exchanges, for example Yobit are like a ball to kick, pumping and dumping shitcoins with no future.
But there a lot of coins looking very interesting and now I want to tell you about one of them - marinecoin. For more information you can click https://marineco.in. Briefly, it is time tested fast and developed blockchain with quickly growing community, artificial intelligence and many other features in itself. ANd right now they are providing absolutely free ICO and giving away 450 000 marine coins for everybode, who would like to join community!!! I'm absolutely serious - 450 000 coins for everyone who join!!! Check it here https://marineco.in/ico and hurry up!
we loved the last one "Marinecoin is a sleeping giant!!!" amazing work