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Prepare a meeting recording or a short audio update: convert it, trim it, join clips, and set the level.
Files you choose are processed on this device. They are not uploaded to UnionOps or to another service.
Save recordings as MP3, WAV, FLAC, or another format this browser can make.
MP3, WAV, FLAC, OGG, M4A, AAC, WebM, or MP4 audio.
What can change
Your original file is not changed. Each result is a new file.
Checking which formats this browser can make…
128 kbps suits speech and most music. Higher keeps more detail and makes larger files.
Leave this off to keep the original sound when the new file can hold it unchanged. Turn it on to change the bitrate of a file that is already in this format.
Choose a file this tool can use first.