Best AI Stem Splitter Tools and How They Differ

The short version

Count the stems you need: vocals and instrumental, or drums, bass and other too.
Practice tools such as tempo change are a separate feature to check.
Cloud tools upload the song; desktop tools keep it on your computer.
Compare the output on the same song before you commit.

What a stem is

A stem is one part of a finished mix: vocals, drums, bass, or everything else. Separation uses a model trained to recognise each part. The number of stems and the quality of each depend on the tool and the song.

What the tools offer

LALAL.AI offers several stem options and a voice cleaning feature, through the browser.
Moises adds practice tools such as tempo change and muting parts, and it has a mobile app.
UVR is a free desktop separator that you set up yourself.
Tunedzy has a vocal remover and a stem mixer in the Windows app. It works on your PC.

Which to pick

For many stems and an online service, a dedicated separation service. For practice, a musician-focused app. For a private catalogue or unreleased music, a desktop tool or Tunedzy, so the audio stays on your computer. The vocal remover roundup compares the same tools for a vocal.

Split the song on your PC

Tunedzy splits a song into a vocal and an instrumental on your PC. Use it with music you have the right to use.

Download Tunedzy Try it on your phone, free

Free tools for this

Frequently asked questions

How many stems do I need?

Two for karaoke, four or more for remixing. Pick the tool that gives the parts you need.

Does a stem splitter keep the quality of the original?

Separated stems are never identical to the original. Listen for bleed and artifacts.

Is stem separation legal?

It depends on the rights to the music and how you use the stems. Check first.

Keep going

All guides and comparisons · Tunedzy Go on your phone · Pricing