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Audio Concat

Concatenate audio files in a specified order

Click to upload files or drag and drop files here

Maximum file size: 200MB Maximum files: 30
Supported formats: audio/*

Key Facts

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

Overview

Audio Concat is a straightforward tool that merges multiple audio files into a single track in the order you specify. It supports various output formats and allows customization of sample rate and audio channels for optimal compatibility.

When to Use

  • •When you need to combine several audio clips into one continuous file for seamless playback.
  • •When preparing audio for podcasts, presentations, or videos that require sequential merging of segments.
  • •When merging recordings from different sources, such as interviews or music tracks, into a unified audio file.

How It Works

  • •Upload two or more audio files in the desired sequence using the file selector.
  • •Choose your preferred output format, such as MP3, WAV, or AAC, from the available options.
  • •Optionally adjust the sample rate and audio channels to match your requirements or keep them auto-detected.
  • •Initiate the concatenation process and download the resulting merged audio file.

Use Cases

Creating a single podcast episode from multiple recorded segments for easy distribution.
Merging interview clips or narration parts into one continuous audio file for transcription or editing.
Combining background music and voiceovers into a unified track for video projects or presentations.

Examples

1. Merge Podcast Segments

Podcast Producer
Background
A podcast producer has recorded three separate segments for an episode and needs to combine them into one file for publishing.
Problem
Manually editing and merging audio files is time-consuming and requires specialized software.
How to Use
Upload the three audio files in order, select MP3 as the output format, and set the sample rate to 44.1 kHz for standard quality.
Outcome
A single MP3 file containing all segments in sequence, ready for upload to podcast platforms.

2. Combine Audio for Video Editing

Video Editor
Background
A video editor has separate audio tracks for dialogue, music, and sound effects that need to be merged into one track for a video project.
Problem
Syncing multiple audio tracks in video editing software can be complex and lead to synchronization issues.
How to Use
Upload the audio files, choose WAV format for high quality, and set channels to stereo for compatibility with video editors.
Outcome
A merged WAV file with all audio elements combined, simplifying the video editing workflow.

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.

How many files can I concatenate at once?

You can merge between 2 and 30 audio files in a single operation.

Will the audio quality change after concatenation?

Quality is preserved unless you specify a different sample rate or output format; otherwise, original settings are maintained.

Can I reorder files after uploading them?

Yes, you can drag and drop files in the upload list to change their order before concatenation.

Is this tool free to use?

Yes, Audio Concat is a free online tool with no hidden costs or subscriptions.

API Documentation

Request Endpoint

POST /en/api/tools/audio-concat

Request Parameters

Parameter Name Type Required Description
audioFiles file (Upload required) Yes -
outputFormat select No -
sampleRate select No -
channels select No -

File type parameters need to be uploaded first via POST /upload/audio-concat 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-concat": {
      "name": "audio-concat",
      "description": "Concatenate audio files in a specified order",
      "baseUrl": "https://elysiatools.com/mcp/sse?toolId=audio-concat",
      "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]