Ashwin Krishnan Subramanian (born September 30, 1985), also known by his stage name Aks, is an Indian-American composer, singer, and songwriter who regularly produces in the Bollywood film and Pop scene, as well as for Hip-Hop productions. He is best known for his unique style of presenting global bass with a strong South Asian music influence.

A student of Oscar-winner AR Rahman, Aks has scored music for a number of independent films in India and the US, in addition to composing for devotional and pop albums. He also frequently performs live shows of his original works.

Aks is one of the co-founders of Eclipse Nirvana, a music and video production company specializing in producing and promoting world music with strong South Asian roots.