[2] Featuring artists such as Steve Aoki, Noah Cyrus, and Digital Farm Animals, the album is noted for its mixture of "recognizable releases" such as "Faded" with "new material" such as "Lost Control".

The song was released to coincide with a campaign entitled "#CreateADifferentWorld" and features Walker speaking about the importance of climate change.

Dancing Astronaut wrote that the album "extends the fullest portrait of his distinctive sound" and described it as "a tightly threaded collection of songs, which articulates Walker's sonic artistry.

"[10] Billboard described it as "turning bleating synth melodies into sing-alongs, melts warm Caribbean rhythms with hardstyle booms, and electrifies the dance floor as much as it aims for radio readiness.

"[11] Manuel Probst of German music site Dance-Charts.de says, "Alan Walker's typical sound design runs through Different World like a common thread, creating a special atmosphere with its melancholy melodies.

Even though the superstar stays true to his style, his attention to detail allows him to constantly change and give each song his own unique touch.

"[12] Holly Oizumi of Dance Music NW wrote that "Walker's vocal-driven style is at the forefront throughout the album, highlighting his key strengths.