Yes, it's completely free and no sign-up is required.

Are my files uploaded to a server?

No. Merge audio runs in your browser: your files and data never leave your device.

Does it work on my phone?

Yes. It works in the browser on phones, tablets and computers, with nothing to install.

Merge audio

Join several audio files into one.

Audio Processed on your device

You upload

intro.mp3

episodio.mp3

cierre.mp3

You download

podcast.mp3

Was this tool helpful?

Is Merge audio free?: Yes, it's completely free and no sign-up is required.
Are my files uploaded to a server?: No. Merge audio runs in your browser: your files and data never leave your device.
What formats does Merge audio accept?: Accepts: MP3, WAV, OGG, M4A.
Does it work on my phone?: Yes. It works in the browser on phones, tablets and computers, with nothing to install.