Add audio to video
Mix or replace a video's soundtrack with an audio file.
Drop a video here or choose from your device
MP4, MOV, WebM, MKV, AVI, or M4V. Processing stays on this device.
How to use Add audio to video
Mix or replace a video's soundtrack with an audio file. The tool is designed for a focused workflow without account setup or unnecessary steps.
- 1
Provide the input
Choose the file or enter the information requested by the tool.
- 2
Choose your settings
Review the available controls and configure the result you need.
- 3
Finish the task
Download, copy, or review the completed result in your browser.
Frequently asked questions
Is Add audio to video free to use?
Yes. Add audio to video is available free online and does not require an account.
Does Add audio to video upload my files?
No. The selected files are processed in your browser and are not uploaded to Easy File Tools.
What do I need to use Add audio to video?
Use a current version of Chrome, Edge, Firefox, or Safari with JavaScript enabled. Large jobs may need more device memory and processing time.