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Audio Set Volume

Set the volume to a specific level (percent 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 Set Volume tool allows you to adjust the loudness of an audio file to a precise level, using either percentage or decibel scaling, and export it in your chosen format.

When to Use

  • •When you need to increase or decrease the volume of a single audio recording for better clarity.
  • •When normalizing audio levels to ensure consistency across different files or segments.
  • •When preparing audio for playback on devices with specific volume requirements, such as mobile phones or speakers.

How It Works

  • •Upload your audio file in a supported format like MP3 or WAV.
  • •Select the volume adjustment mode: percent for linear scaling or decibels for logarithmic control.
  • •Enter the target volume level, such as 120% for a boost or -6 dB for reduction.
  • •Choose the output format, such as MP3 or FLAC, and process the file to download the adjusted audio.

Use Cases

Boosting podcast audio volume for listeners in noisy environments like commutes or public spaces.
Normalizing interview recordings to consistent levels before editing in audio production software.
Reducing volume of loud audio files to prevent distortion when played on sensitive equipment.

Examples

1. Increase Podcast Volume for Commuters

Podcast Listener
Background
A regular podcast listener finds episodes too quiet during daily train commutes due to background noise.
Problem
The audio volume is insufficient to hear clearly over ambient sounds.
How to Use
Upload the podcast MP3 file, set mode to percent, increase the level to 150%, and export as MP3.
Outcome
The audio becomes louder and more audible, improving the listening experience in noisy settings.

2. Standardize Interview Audio Levels

Journalist
Background
A journalist has recorded multiple interviews with varying microphone setups, resulting in inconsistent volume levels.
Problem
Editing interviews together creates uneven audio, making the final product sound unprofessional.
How to Use
Upload each interview audio file, select dB mode, set the level to -3 dB for uniformity, and choose WAV output for high quality.
Example Config
mode: db, level: -3, outputFormat: wav
Outcome
All interview clips have balanced volume, streamlining the editing process and enhancing audio consistency.

Try with Samples

audio, file
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 FLAC Audio Samples
Lossless FLAC audio samples for testing and development, mirrored from MP3 set with nature sounds and meditation music
title token audio
audio
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

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FAQ

What audio file formats can I upload?

You can upload common audio formats including MP3, WAV, AAC, and others supported by the audio/* file type.

How does percent mode differ from dB mode?

Percent mode scales volume linearly (100% is original), while dB mode uses a logarithmic scale for finer adjustments, where 0 dB is a reference level.

Can I adjust volume for multiple files at once?

No, this tool processes one audio file per operation. Upload a single file to modify its volume.

What is the range for the volume level?

The level can be set from -80 to 1000 in the selected mode, allowing for significant increases or decreases in volume.

Which output formats are available?

You can export the adjusted audio in MP3, AAC, M4A, OGG, Opus, FLAC, or WAV formats.

API Documentation

Request Endpoint

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

Request Parameters

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

File type parameters need to be uploaded first via POST /upload/audio-set-volume 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-set-volume": {
      "name": "audio-set-volume",
      "description": "Set the volume to a specific level (percent or dB)",
      "baseUrl": "https://elysiatools.com/mcp/sse?toolId=audio-set-volume",
      "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]