How to use the Audio Converter
- Add an audio file
- Choose the output format and bitrate
- Download the converted audio
About this tool
Convert audio files between MP3, WAV, OGG, M4A, AAC and FLAC formats. Audio Converter is part of ToolNest's collection of free video & audio. All processing happens locally in your browser, so your files stay private and nothing is uploaded.
Frequently asked questions
Is the Audio Converter free to use?
Yes. Audio Converter on ToolNest is completely free, with no sign-up, no watermark and no daily limits.
Are my files uploaded to a server?
No. Audio Converter processes your files directly in your web browser on your own device. Your files are never uploaded, stored or seen by anyone, which makes it safe for private and confidential documents.
Is there a file size limit?
There is no fixed limit, but very large files depend on your device's memory and speed. Files up to a few hundred MB usually work well on a modern computer.
Does Audio Converter work on mobile phones?
Yes. ToolNest works in any modern browser on Android, iPhone, iPad, Windows, Mac and Linux. There is nothing to install.