Audio Mixer

Audio Mixer | Online Free Tool | Elysia Tools

Tool usage guide

Learn when to use this tool, what it supports, and how real users apply it.

Key facts

Category: Media
Input types: file, text, select
Output type: file
Sample coverage: 4
API ready: Yes

Overview

The Audio Mixer is a versatile tool designed to blend two audio files into a single track, allowing you to precisely control when the second audio file begins playing.

When to use

Adding background music to a voiceover or podcast recording.
Creating a duet by layering a second vocal track over an instrumental.
Syncing sound effects to start at a specific moment within an existing audio clip.

How it works

1Upload your two audio files using the file selector.
2Enter the start time for the second track in the 'Second Track Start Time' field.
3Select your preferred output format from the dropdown menu.
4Process the files to generate and download your combined audio track.

Use cases

Overlaying background music onto a recorded speech or presentation.
Creating custom soundscapes by layering ambient noise with specific audio effects.
Syncing a vocal track to start after an instrumental intro in a music project.

Examples

1. Adding Background Music to a Podcast

Podcast Producer

Background

A producer has a recorded voice interview and a separate music track for the intro.

Problem

The music needs to play immediately, but the voiceover should start after the music intro finishes.

How to use

Upload the music file as the first track and the voiceover as the second, setting the start time to 10 seconds.

Second Track Start Time: 10, Output Format: MP3

Outcome

A single audio file where the voiceover begins exactly 10 seconds into the music track.

2. Creating a Vocal Duet

Musician

Background

A musician has an instrumental backing track and a separate vocal recording.

Problem

The vocal track needs to be layered over the instrumental to create a cohesive duet.

How to use

Upload the instrumental as the first file and the vocal recording as the second, setting the start time to 0.

FAQ

What audio formats are supported?

The tool supports MP3, WAV, FLAC, AAC, OGG, MP4, and M4A formats.

How do I specify the start time for the second track?

You can enter the time in seconds (e.g., 5) or in minutes and seconds format (e.g., 1:30).

Is there a limit to the file size?

Yes, the combined size of the two uploaded files must not exceed 10MB.

Can I mix more than two files?

No, this tool is specifically designed to mix exactly two audio files at a time.

Will the quality of my audio change?

The output quality depends on the selected output format; choosing a lossless format like WAV or FLAC will preserve the original quality.

Second Track Start Time: 0, Output Format: WAV

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Inputs

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Learn when to use this tool, what it supports, and how real users apply it.

Key facts

Overview

When to use

How it works

Use cases

Examples

1. Adding Background Music to a Podcast

2. Creating a Vocal Duet

FAQ

Copyright-Free M4A Audio Samples

Copyright-Free FLAC Audio Samples

Copyright-Free MP3 Audio Samples

Copyright-Free WAV Audio Samples

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