Boost audio volume online
Upload MP3, WAV, M4A, AAC, OGG, OPUS, FLAC, WEBM, WMA, or AIFF files and raise the output volume with FFmpeg processing. Choose a boost level, preview the adjusted audio, then download M4A, MP3, WAV, or FLAC output.
Audio Volume Booster Online
Boost quiet audio recordings with FFmpeg gain, loudness control, and direct downloads.
Audio Volume Booster Online
Boost quiet audio recordings with FFmpeg gain, loudness control, and direct downloads.
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Load Quiet Audio
Drag and drop your recording here, or pick one from your device. Boosting runs on the server.
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Uploading audio...
0% • 0.00 MB/s
Selected File
Awaiting uploadNo audio loaded yet.
Boost Setup
Choose how much louder the output should be
Boost Level
150%
100% keeps the original loudness. Boost above 100% to make quiet recordings easier to hear.
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Expected boost: 150% amplification exported as M4A.
Awaiting upload