noupload.tools

Merge audio files

Join tracks one after another, or lay them over each other in one mix.

Your file

Drop a file here, or click to choose

It stays on this device. Nothing is sent anywhere.

    Settings

    Join or mix

    One after another gives you a single file the length of all the parts added up. This is what you want for stitching recorded segments or building a continuous mix.

    All at once overlays the files so they play together, as long as the longest one. Use it to put music under a voice recording. Mix a quiet bed under speech by lowering the music first with the volume tool, since this mix does no automatic ducking.

    Reorder the files with the arrows before you run, the list order is the play order.

    Common questions

    Can I fade between tracks?

    Not automatically. Add a fade to each piece with the trim tool first, then join them.

    Files with different sample rates?

    They are resampled to match automatically, so mixed sources join cleanly.

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