Atomica or Atomika may refer to:
Atomica (character), a comic book character from DC Comics Atomica (film), 2017 American science-fiction thriller film directed by Dagen Merrill and starring Dominic Monaghan Atomika, comic book series by Andrew Dabb Atomika, fictional DJ in video game Burnout Paradise Atomica, a new beauty store format replacing some Priceline (Australia) stores