Brannan's voice is a tenor and has been compared to many female artists. Many feedback's from music critics have been mixed to negative. Brannan's music was called "The Little Mermaid on crack", while he stated that he writes songs out of anger and pain. Jer Fairall of PopMatters gave Brannan's debut album a mixed review, stating "with likeability to spare, Brannan's music nevertheless needs to grow up a bit". Brannan has said in interviews that he wishes not to be called a "gay singer".