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Karol Kosacki is a composer and music producer, living in Warsaw, Poland. He specializes in creating rock and metal, often being influenced by and incorporating elements of many other genres, from electronic to orchestral. His services include composing music for video games, movies, podcasts and advertisments.

His composing roots go way back to the year 2000 and he's been creating music ever since. He was a drummer and later a bass player in a rock/metal band, then started composing as a freelance artist.

He knows the game development industry inside out, working as an AI/gameplay programmer for Flying Wild Hog, Warsaw.


  • creating original scores for video games, films, podcasts, and every other type of digital media
  • licencing existing music
  • mixing your song, EP or LP



The Spiral EP


instrumental, alternative metal

release date: June 2016

iTunes Google Play

amazon-underground-app-us-gray OneRPM

Infinity Tone EP


instrumental, alternative metal

release date: March 2016

iTunes Google Play

amazon-underground-app-us-gray OneRPM

Other projects

various tracks from video games & movie projects

diverse music genres


Listen to the music for free here:

SoundCloud Earbits YouTube


If you are interested in using any of the songs in your game, movie, youtube content, or any other project, you can purchase a licence using any of the sites:

Unreal Marketplace, Unity Asset Store, GameDevMarket, Pond5, AudioMicro, LuckStock, Tunefruit, Productiontrax.


If you would like to have an exclusive, full OST or a single song composed and produced for your project, feel free to get in contact here.


Infinity Tone Karol Kosacki


Earbits Radio app: iTunes GP