Altcoins are smart for investment till you've got chosen the token by your complete maths calculation. But, you must invest for the digital coin just like the Bitcoin and there's several listed within the market. Among these you'll invest in Dogecoin, Litecoin, Dash, Monero, Ripple etc. But, Altcoins cause you to profitable in brief time and you would like to enter within the right time at right value.