Free online AVI-to-MKV converter — upload a AVI file and download a MKV. Fast, private, no signup.
Drop your AVI file into the converter above — we auto-detect the real format from its bytes, convert it, and give you a MKV to download. No software to install.
Yes. Convert AVI to MKV for free right in your browser, with no account needed to get started.
Your file is transferred over an encrypted connection and anonymous uploads are temporary. You can also view and strip metadata (location, device, author) before you download.
Microsoft Audio Video Interleave container. Matroska open multimedia container.
Convert AVI to: MP4 · MOV · WEBM · 3GP · FLV · MPEG · WMV · JPG · PNG · MP3
Convert to MKV from: 3GP · FLV · MOV · MP4 · MPEG · WEBM · WMV