to be safe i just choose coin with high marketcap
so i choose from 100 coin in coinmarketcap.com and i found that
DigitalNote
Dent
PACcoin
Experience Po...
Kin
ReddCoin
Dentacoin
Dogecoin
Bytecoin
Siacoin
but forget dofe, that's a temporary movement i think
just look chart a year before
You said "choose coin with high marketcap" but I think you actually meant to say "low" marketcap. If you are looking for big returns, you shouldn't really be chasing coins with a big marketcap already, unless they are very stable, good projects.