‘KPOP Search’ has youtube korea music chart.
And it has famous korean music stars & their favorite songs.

You can easily search singer & songs by ‘Youtube’, ‘Google’ and ‘Google Image’.
And this app has youtube music video link of songs.

Singer :
Psy, Big bang, Super Junior, SHinee, 2PM, Beast, TVXQ, BOYFRIEND, U-KISS, Block B, INFINITE, B.A.P, EXO, B1A4, TEEN TOP, MBLAQ, CNBLUE, FTISLAND,
Girls Generation, 2NE1, f(x), Sistar, Kara, Wonder Girls, Miss A, 4Minute, T-ara, After School, EXID, A pink, Girl’s Day, Secret, Orange Caramel, Dal shabet, RAINBOW, BOA

More charts, singers and songs will continue to be updated.
Thank you.