How to Use Audio Equalizer
Adjusting audio EQ is simple:
- Upload Audio File
Click to select or drag & drop audio files. Supports MP3, WAV, OGG, M4A.
- Adjust Equalizer
Drag sliders to adjust gain (-12dB to +12dB). Use presets for quick effects like Rock, Pop, Jazz.
- Play & Download
Preview changes in real-time. Download the result as WAV when satisfied.
What does the audio equalizer do?
An equalizer adjusts gain of different frequency ranges. Boost or cut specific bands to shape audio. 10-band graphic EQ included.
What formats are supported?
MP3, WAV, OGG, M4A and other common formats. Processed via Web Audio API.
Is my audio uploaded to a server?
No. All processing is done locally in your browser. Audio data never leaves your device.
What are the 10 EQ band frequencies?
32Hz, 64Hz, 125Hz, 250Hz, 500Hz, 1kHz, 2kHz, 4kHz, 8kHz, 16kHz.
Are there presets?
Yes. Flat, Rock, Pop, Jazz, Classical, Vocal, Bass Boost, and Treble Boost.