How to Remove Vocals from a Song on iPhone (Fully Offline)

If you've ever wanted to make a karaoke track, pull an acapella for a remix, or isolate an instrumental for practice, you've probably run into the same problem: most tools that split vocals from a song require uploading your audio to a server, waiting in a queue, and often paying a monthly subscription for something you'll use a handful of times.

This guide covers how to do it directly on an iPhone — no upload, no account, no wait.

Why do this on-device instead of in the cloud?

A few practical reasons this matters beyond just privacy:

• No upload time — processing starts immediately instead of waiting for a file to transfer
• Works without an internet connection, useful in a studio or on the go
• Your unreleased tracks or client work never sit on someone else's server
• No recurring subscription for something you might use occasionally

Step by step

1. Open OffgridStem and import the track from your Files or Photos library.
2. Choose which stems you want — vocals, drums, bass, or other instruments.
3. Processing happens entirely on your device, so there's no upload step to wait on.
4. Export the separated stems individually, or just the instrumental/acapella you need.

Frequently asked questions

Does this work without an internet connection?

Yes — all separation happens on-device, so it works fully offline, including in Airplane Mode.

Is my audio uploaded anywhere?

No. Nothing is sent to a server as part of processing. See our Privacy Policy for details.

Do I need a subscription?

No — OffgridStem is a one-time purchase, not a recurring subscription.

More from Offgrid Studio

If you also record voiceovers or podcasts, OffgridVox cleans up background noise the same way — entirely on-device. And OffgridScribe transcribes and summarizes recordings without ever uploading them.