Categories

← View All Tools

Audio Format Converter

Convert audio files between different formats like MP3, WAV, FLAC, AAC, OGG with quality settings and volume adjustment

Click to upload file or drag and drop file here

Maximum file size: 10MB Supported formats: audio/mpeg, audio/wav, audio/flac, audio/aac, audio/ogg, audio/mp4, audio/x-m4a

10 100 200

Adjust audio volume: 10=very quiet, 100=original, 200=double volume

Key Facts

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

Overview

The Audio Format Converter is a versatile utility designed to seamlessly transform audio files between popular formats including MP3, WAV, FLAC, AAC, and OGG while providing granular control over bitrate, sample rate, and volume levels.

When to Use

  • •When you need to change an audio file format to ensure compatibility with specific media players or devices.
  • •When you want to reduce file size by adjusting bitrate and compression quality for web or mobile use.
  • •When you need to normalize or boost the volume of a recording that is too quiet or inconsistent.

How It Works

  • •Upload your source audio file from your local device.
  • •Select your desired output format and adjust technical parameters like bitrate, sample rate, and channel configuration.
  • •Use the volume slider to fine-tune the audio output level if necessary.
  • •Process the file and download your converted audio in the selected format.

Use Cases

Converting high-resolution FLAC files to compressed MP3s for portable music players.
Standardizing audio recordings to 44.1 kHz for professional project compatibility.
Increasing the volume of quiet voice memos to make them easier to transcribe.

Examples

1. Optimizing Podcast for Web

Content Creator
Background
A creator has a high-quality WAV file that is too large for their website's hosting limit.
Problem
The file size needs to be reduced without sacrificing too much audio clarity.
How to Use
Upload the WAV file, select MP3 as the output format, and set the bitrate to 128k.
Example Config
outputFormat: mp3, bitrate: 128k
Outcome
A smaller, web-friendly MP3 file that maintains good listening quality.

2. Boosting Quiet Voice Recording

Student
Background
A lecture recording was captured at a very low volume, making it difficult to hear during review.
Problem
The audio needs to be amplified to a comfortable listening level.
How to Use
Upload the audio file and set the volume adjustment slider to 150.
Example Config
volume: 150
Outcome
An audio file with significantly increased volume, making the lecture content clear and audible.

Try with Samples

audio, video, 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 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 M4A Audio Samples
Apple iTunes compatible M4A audio samples with AAC encoding, optimized for quality and file size balance
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

Related Hubs

Audio Convert Tools
Explore 100 audio tools for convert workflows and compare closely related utilities quickly.
Video Convert Tools
Explore 36 video tools for convert workflows and compare closely related utilities quickly.
Audio Tools
Explore 75 audio tools for utility workflows and compare closely related utilities quickly.
Video Tools
Explore 16 video tools for utility workflows and compare closely related utilities quickly.

FAQ

Which audio formats are supported?

The tool supports conversion to and from MP3, WAV, FLAC, AAC, OGG, and M4A.

Can I adjust the volume of my audio file?

Yes, you can adjust the volume from 10% to 200% of the original level using the volume slider.

Is there a limit to the file size I can upload?

Yes, the maximum file size for uploads is 10 MB.

Can I change the audio quality?

Yes, you can select from various bitrates (64k to 320k) and compression quality settings to balance file size and audio fidelity.

Does the tool support batch conversion?

No, this tool currently processes one audio file at a time.

API Documentation

Request Endpoint

POST /en/api/tools/audio-converter

Request Parameters

Parameter Name Type Required Description
audioFile file (Upload required) Yes -
outputFormat select Yes -
bitrate select No -
sampleRate select No -
channels select No -
quality select No -
volume range No Adjust audio volume: 10=very quiet, 100=original, 200=double volume

File type parameters need to be uploaded first via POST /upload/audio-converter 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-converter": {
      "name": "audio-converter",
      "description": "Convert audio files between different formats like MP3, WAV, FLAC, AAC, OGG with quality settings and volume adjustment",
      "baseUrl": "https://elysiatools.com/mcp/sse?toolId=audio-converter",
      "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]