Volume Booster
Increase loudness and normalize uneven recordings.
Optimise
Optimise Audio
Increase loudness or reduce output size with clear local controls and MP3 or WAV download.
Local browser processingSource audio, artwork, and lyrics stay on your device in the current launch tools.
Audio Compressor
Reduce WAV export size with browser-side sample rate and mono options.
Choose the right workflow
Boost quiet recordings
Apply gain, normalize peaks, and use the soft limiter to control clipping.
Reduce file size
Lower MP3 bitrate or WAV sample rate, and choose mono when stereo is not needed.
Preview before export
Listen to the processed result locally before you create the downloadable file.