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Audio Volume Decrease

Decrease the volume of an audio file by a percentage or dB

Click to upload file or drag and drop file here

Maximum file size: 200MB Supported formats: audio/*

Key Facts

Category
Media
Input Types
file, select, number
Output Type
file
Sample Coverage
4
API Ready
Yes

Overview

The Audio Volume Decrease tool reduces the volume of audio files by a specified percentage or decibel level, supporting output formats like MP3, WAV, and AAC for flexible use.

When to Use

  • •When an audio file is too loud and needs to be made quieter for comfortable listening.
  • •When preparing audio for devices or platforms that require lower volume levels.
  • •When standardizing volume across multiple audio files for consistency.

How It Works

  • •Upload your audio file in a supported format such as MP3 or WAV.
  • •Select the decrease mode (percent or dB) and enter the amount to reduce volume.
  • •Choose the desired output format from options like MP3, AAC, or FLAC.
  • •Process the file and download the audio with reduced volume.

Use Cases

Reducing podcast episode volume to ensure consistent audio levels for listeners.
Lowering background music volume in video projects to improve dialogue clarity.
Adjusting audio files for playback in quiet environments like libraries or offices.

Examples

1. Podcast Volume Normalization

Podcaster
Background
A podcaster records episodes with varying volume levels due to different recording setups.
Problem
Some episodes are too loud, causing listener discomfort and inconsistent audio quality.
How to Use
Upload the audio file, set mode to 'percent', decrease amount to 15%, and select MP3 as the output format.
Outcome
The audio volume is reduced by 15%, resulting in a more balanced and comfortable listening experience.

2. Video Background Music Adjustment

Video Editor
Background
A video editor is working on a project where background music overpowers the dialogue track.
Problem
The music volume is too high, making it difficult to hear the spoken content clearly.
How to Use
Upload the music track, select 'db' mode, decrease by 6 dB, and choose WAV format for high-quality output.
Outcome
The music volume is lowered by 6 dB, allowing the dialogue to be clearly heard without audio distortion.

Try with Samples

audio, file
Copyright-Free AAC Audio Samples
High-quality AAC encoded audio samples for testing and development, featuring nature sounds and meditation music with excellent compression
title token audio
audio
Copyright-Free MP3 Audio Samples
Collection of royalty-free audio samples for testing and development purposes including nature sounds, meditation music, and ambient audio
title token audio
audio
Copyright-Free WAV Audio Samples
Uncompressed PCM WAV audio samples for testing and development, mirrored from MP3 set with nature sounds and meditation music
title token audio
audio
Copyright-Free OGG Vorbis Audio Samples
Open-source OGG Vorbis audio samples for testing and development, featuring excellent compression with nature sounds and meditation music
title token audio
audio

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FAQ

What audio file formats can I upload?

You can upload common audio formats like MP3, WAV, AAC, and others supported by your browser.

Can I increase the volume with this tool?

No, this tool is designed only for decreasing volume. Use a separate tool for volume increase.

How is the volume decrease calculated?

You can choose to decrease by a percentage (e.g., 10%) or by decibels (e.g., 3 dB) for precise control.

What output formats are available?

Output formats include MP3, AAC, M4A, OGG, Opus, FLAC, and WAV to suit different needs.

Is there a file size limit?

Yes, the maximum file size is 200 MB as per the tool's configuration.

API Documentation

Request Endpoint

POST /en/api/tools/audio-volume-decrease

Request Parameters

Parameter Name Type Required Description
audioFile file (Upload required) Yes -
mode select No -
amount number No -
outputFormat select No -

File type parameters need to be uploaded first via POST /upload/audio-volume-decrease to get filePath, then pass filePath to the corresponding file field.

Response Format

{
  "filePath": "/public/processing/randomid.ext",
  "fileName": "output.ext",
  "contentType": "application/octet-stream",
  "size": 1024,
  "metadata": {
    "key": "value"
  },
  "error": "Error message (optional)",
  "message": "Notification message (optional)"
}
File: File

AI MCP Documentation

Add this tool to your MCP server configuration: 

{
  "mcpServers": {
    "elysiatools-audio-volume-decrease": {
      "name": "audio-volume-decrease",
      "description": "Decrease the volume of an audio file by a percentage or dB",
      "baseUrl": "https://elysiatools.com/mcp/sse?toolId=audio-volume-decrease",
      "command": "",
      "args": [],
      "env": {},
      "isActive": true,
      "type": "sse"
    }
  }
}

You can chain multiple tools, e.g.: `https://elysiatools.com/mcp/sse?toolId=png-to-webp,jpg-to-webp,gif-to-webp`, max 20 tools.

Supports URL file links or Base64 encoding for file parameters.

If you encounter any issues, please contact us at [email protected]