Questions & answers

A few things before
you press play.

Everything you need to get started with separation, the player and your audio exports.

What can Stemz separate?

Stemz separates vocals and instruments from an audio file. You can choose a 2-stem vocal and instrumental split, a 4-stem split, or a 6-stem split that includes vocals, drums, bass, guitar, piano and other instruments.

Can I try Stemz before uploading a song?

Yes. Choose from 11 demo tracks, including EDM, Folk Rock, R&B and Classical. Each demo has six separate instrument stems. You can explore the player without uploading a file.

Can I change the volume of individual stems?

Yes. Each stem has its own volume, mute and solo controls, with a waveform to help you see its place in the song. The playback bar stays at the bottom of the screen while you explore your tracks.

How do mute and solo work?

Solo isolates one stem and mutes the others. Only one solo can be active at a time. If you then unmute another stem, solo is cleared: both stems play, and the remaining stems stay muted. Reset mix restores all stems.

Does the player work on my phone?

Yes. Stemz adapts to your screen, with a wider waveform workspace on desktop and compact instrument controls on mobile. Playback stays accessible at the bottom on both.

How do I export audio?

Open a separated track and select Export. Choose an individual stem or all available stems, then pick a format such as M4A, WAV or FLAC. Available downloads depend on your account and the track. Contact support if an export fails.

Where can I get help with a payment or download?

Use the contact page to email Stemz support at support-stemz@mwm-apps.com.

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If a payment or download did not work as expected, contact Stemz support.

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