Audio Volume & Normalize
Adjust volume and auto-normalize any audio clip. 100% in your browser —no uploads needed.
Drop your audio file here
or click to browse
100% Private
Files never leave your device
Adjust & Normalize
Powered by Web Audio API
WAV / MP3
Choose your format
How It Works
Three simple steps —everything happens in your browser.
Upload audio file
Drag and drop or click to select your audio file from your device.
Adjust volume
Set the volume and turn on auto-normalize to boost quiet clips safely.
Download
Download your processed file as WAV or MP3 immediately.
Why choose Ercc Audio Volume?
100% Private —No Server Uploads
Your audio files never leave your device. All processing uses the Web Audio API locally in your browser.
Safe Auto Normalize
Auto-normalize scales quiet audio up to 99% peak without clipping, then applies your volume.
WAV or MP3 Output
Export uncompressed WAV or compact MP3 at your chosen bitrate —whatever fits your workflow.
Pro Tips
- ●Enable auto-normalize for quiet voice memos before sharing.
- ●Set volume below 100% to tame loud peaks that would otherwise clip.
- ●Choose MP3 192 kbps for the best size-quality balance when emailing.
Frequently Asked Questions
No. All processing happens 100% in your browser using the Web Audio API. Your file never leaves your device, ensuring complete privacy and security.
It scans the loudest sample and scales the whole clip up to 99% of full scale, so quiet audio becomes audible without harsh distortion.
WAV is lossless and best for further editing. MP3 is much smaller and ideal for sharing or storage.
Yes, the volume slider goes up to 200% to boost quiet clips. Samples are clamped to avoid distortion when they exceed full scale.
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