Altcoin, which has the cheapest price, which doesn't mean that the price will go up, the price will go up, and the bull works according to the product and services that give the community. We can see a cheap coin such as Doge, from 2013, the price is from 50 to 150 Satoshi. But if altcoin will be cheap price with the strong community of developers, the price will be easy to grow. Can be one of the cheapest alithinou that will grow, it's Silent Notary and OOT.