StemSplit is a professional AI vocal remover and stem separator that splits any song into clean, artifact-free stems — vocals, drums, bass, piano, guitar, and instrumental — in minutes. Powered by Facebook Research's Demucs (htdemucs_ft) model, StemSplit supports MP3, WAV, FLAC, M4A, OGG, and direct YouTube/SoundCloud URLs, with WAV/MP3/FLAC output in 2, 4, or 6-stem modes. Pay-per-use pricing starts at $0.10/min with no subscription, plus 10 free minutes for new users. Used by music producers, DJs, remixers, karaoke makers, podcasters, and YouTubers.