Convert AVI to MKV
Turn your AVI files into MKV right in your browser. Drag, drop, click, download: no sign-up, nothing to install.
Drop a AVI file to convert to MKV
or browse your files
Up to 50 MB on the free plan · image, PDF, audio and video
- 100% online, nothing to install
- Your files are deleted automatically after 1 hour
- Free, no watermark
- Fast and secure (HTTPS)
Frequently asked questions
How do I convert a AVI to MKV?▾
Upload your AVI file, choose MKV, click “Convert” and download the result.
Is it really free?▾
Yes. Several free conversions per day, no sign-up. The Pro plan removes the limits for heavy use.
Are my files safe?▾
Yes, they are sent over HTTPS and deleted automatically after 1 hour.