Boost or reduce audio volume with dB precision. Includes peak level detection and clipping warnings to prevent distortion.
Drop audio file here or click to browse
Supports MP3, WAV, OGG, AAC, FLAC
LevnTools Volume Booster lets you process and convert your audio directly in your browser. Everything runs locally in your browser — your audio files and recordings never leave your device. Unlike cloud-only alternatives that require uploads and accounts, this tool is completely free with no usage limits or watermarks. It is designed for podcasters editing episodes, musicians preparing tracks for distribution, content creators adding sound to videos — anyone who needs a fast, reliable audio tool without the overhead of installing software. Just open the page and start working.
Volume Booster is used by a wide range of people. Explore how different groups use this tool:
Convert between MP3, WAV, OGG, AAC, and FLAC
Reduce audio file size with bitrate control
Change audio sample rate (8 kHz to 96 kHz)
Resize images with custom dimensions, percentage, or social media presets.
Convert between metric and imperial length units.
You can adjust from -20 dB (much quieter) to +20 dB (much louder). The tool warns you if boosting will cause clipping.
Clipping occurs when audio exceeds 0 dB, causing harsh distortion. The tool shows the current peak level so you can avoid it.