Normalize Audio
Even out perceived loudness so a recording plays back at a consistent level. This uses broadcast loudness measurement rather than simply amplifying peaks, which is why the result sounds even rather than merely louder. It is free, needs no account, and adds no watermark to your result.
- Input
- audio
- Result
- WAV, MP3
- Capacity
- Up to 100 files / 250 MB total
- Privacy
- Temporary workspace removed after processing
1. Add your input. 2. Choose settings. 3. Check the result and download it. Your original file is not changed on your device. Privacy details
Saved settings — free
Reuse your preferred Normalize Audio setup. Recipes stay in this browser and never include files or entered text.
No settings saved for this tool yet.
Run up to 100 compatible files (250 MB total), receive a ZIP when multiple results need packaging, and choose the download name.
FFmpeg's loudnorm filter measures integrated loudness to the EBU R128 standard and applies the gain needed to reach the target, rather than just scaling to the loudest peak.
Raise or lower audio volume by a selected percentage or decibel amount and export a new audio file.
Generate a waveform visualization image from an audio file using FFmpeg showwavespic.
Reduce audio size by re-encoding to MP3 or AAC at a selected bitrate while preserving normal playback compatibility.
Inspect codec, sample rate, channels, duration, bitrate, tags and stream metadata using ffprobe.