OFFICIAL PAGE: VoxRemover
VoxRemover is a AI-based service for separating your audio files into 2 stems: vocals and instrumentals. It allows you to upload a source file in wav, mp3, aif, m4a, flac, ogg or acc form up to 5min duration or 49MB maximum. Several "One-time" pricing plans are available, as well as a subscription-based "Unlimited" plan. All plans include 44100Hz · 16Bit file quality. Full details at the link above.
Screenshot courtesy of VoxRemover