Batch Audio Converter
Save each song into its own format — or save one song into several formats at once. Free, on your own device, nothing uploaded.
Drop your songs here
or choose files
MP3 · FLAC · WAV · OGG · M4A · AAC · Opus · AIFF · ALAC · WMA
Up to 500 MB per file. Set a different format and quality for each one.
When this comes in handy
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One song, two copies
A perfect-quality FLAC for your home computer, and a smaller MP3 for your phone — made from the same song in one go.
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For different devices
An MP3 for the car, an M4A for the iPhone, an Opus for sharing online. Tick three boxes, click Convert.
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A mix of different songs
A favourite album might need Maximum quality, a voice note can stay Standard. Set the right level on each one.
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Match a specific device
Need 44.1 kHz stereo for an old player, or 48 kHz for video editing? The Advanced section lets you set it.
Frequently asked questions
The main page turns every file you drop into the same format. Here, you can pick a different format and quality for each song. You can also save one song into several formats at once — for example, MP3 and FLAC and WAV from a single source file.
Just need a quick one-off? Try the simple converter on the home page.