Janelle Tucknott of Renowned for Sound awarded "Beautiful" three-and-a-half stars out of five and wrote that "it's upbeat and catchy and begs to be played loudly while getting ready for a night out." Tucknott also described "Beautiful" as "the perfect Summer club track" and predicted it to be another hit for Mauboy. Jana Angeles of the same publication wrote that "Beautiful" is "an addictive track that is bound to be stuck in your head for days on end." She also noted that the song has "a summer lovin' feel" that would make "a perfect atmosphere for beaches and sunny weather." Entertainment Hive's Honey B described "Beautiful" as a "melodic high-energy number." The song debuted at number 66 on the ARIA Singles Chart dated 9 December 2013. The following week, it moved up to its peak position of number 46.
The music video for "Beautiful" was directed by Tony Prescott and produced by Jane Griffin. It was uploaded to Mauboy's Vevo account on 4 December 2013. The video features intercut scenes of Mauboy singing in front of a backdrop of water and against a black backdrop. Other intercut scenes include Mauboy and her love interest in the kitchen making food, a group of people washing a car, children running with balloons, and a couple celebrating a birthday.