Coolo.ai is an online suite of AI-driven audio tools focused on vocal removal, stem splitting, and audio enhancement. It separates vocals and instruments, isolates lead and backing vocals, removes background noise, echoes and reverb, and detects BPM and musical key. The platform supports multi-format uploads, offers one-click processing, and delivers lossless-quality downloads, enabling fast karaoke creation, remix prep, podcast cleanup, and practice tracks directly in the browser.