MP3 to MKV Converter

Easily convert MP3 to MKV or other file formats online

Get started
MP3 to MKV Converter

Simple Online Tool

Skip the downloads and installations. Our file conversion feature works seamlessly in your browser.

Files Protection

Our file converter keeps your files safe, only you can access them when performing the conversion.

Smooth Experience

Boasting a straightforward interface, the file converter makes converting files easy and quick with just a few clicks.

MP3 (MPEG-1 Audio Layer 3)

MPEG-1 Audio Layer 3, commonly known as MP3, is one of the most famous and enduring audio compression formats. With a compression ratio of 11:1, it achieves a remarkable balance between file size and quality. It's been in use for decades and is compatible with nearly every online platform, tool, or device.

MKV (Matroska)

MKV, a versatile multimedia format, allows storing video, audio, subtitles, and metadata in a single file. Its flexibility and extensive customization options make it popular.

How to convert MP3 to MKV online

Need help?
Step
1
Upload a file
On the converter's page, hit the blue button and to import the file you want to convert or drag and drop it onto the page.
Step
2
Convert the file
Choose the new extension by clicking the dropdown. Hover over the video, audio, and image icons to view your options. Modify settings as required.
Step
3
Save the file
Initiate the conversion and download your new asset. You can go back to change the settings or process another file anytime.
4.8 5,300 reviews
A most user-friendly, easy-to-manage app, and all online, so there is no downloading or anything complicated - and most of it is FREE too! It has so many features for creating video and audio projects, with clear instructions. Amazing.
Elaine
I am delighted with your website's video editing and image editing tools! The variety of features available is impressive, and the user-friendly interface makes the editing process a breeze. Keep up the fantastic work! Highly recommended!
Hamdy El Shimi
Clideo is a one-stop shop for your creative needs. It is the best because of various reasons. 1– easy to use. 2– perfect tools to work in videos and audio. 3– they are not greedy for money (this is the best thing), very genuine pricing plans for professionals.
Vishal Kukreti
Clideo.com is an awesome video-making site. I really love this all-in-one site for creating videos and all of its awesome features! There’s so much you can do for free which I really like and appreciate! Thanks, Clideo.com!
Dan Gersalia
The best video editor. I've already tried out a lot of video editors, but this is the best one. It has everything in there, unlike others that need a lot of other websites to do different things. Thank you so much.
Lucas Low

Get Clideo Video Editor App for iPhone

Download the Clideo Video Editor App to your iPhone to create your own video and edit it in any way: combine video, images, text, and music in the multi-track timeline.

Ready to convert MP3?
Let's do it with our online MP3 converter!