Online Audio Replacer

Easily replace the audio in your video files right in your browser – no installation or upload needed.

Replace Audio in Video - Free Online Audio Replacer

Replace the audio track in your video with a new audio file. Free, fast, and privacy-focused. No upload required, process directly in your browser.

Key Features

Browser-Based Processing

Replace audio directly in your browser without uploading to any server. Perfect for privacy-conscious users.

Multiple Format Support

Works with most video and audio formats including MP4, MP3, WAV, and more.

High-Quality Output

Get the best possible video and audio quality.

Privacy First

All processing happens locally in your browser. Your files never leave your device.

Easy to Use

Simple interface with real-time feedback – perfect for quick audio replacement.

Fast Processing

Replace audio in seconds, even for large video files.

Supported Formats

Works with all major video and audio formats:

MP4, MOV, MKV, WEBM, MP3, WAV, and more

How It Works

1

Upload your video

2

Upload new audio

3

Replace audio

4

Download your new video