AVI to MKV Converter
Convert AVI video to MKV for organised media libraries, desktop playback, home media systems, and flexible video workflows.
Drop your AVI files here
Up to 250MB per file.
Conversion Settings
Files are encrypted and auto-deleted after conversion
How to Convert
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Upload your AVI files
Drag and drop or select AVI files from your device. You can upload multiple files at once.
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Configure Output
Choose the video quality and keep the source dimensions or reduce the output size proportionally.
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Download MKV files
Once conversion finishes, download your files individually or as a compressed ZIP archive.
Why convert AVI to MKV?
AVI is a familiar Microsoft video container used by Windows applications, desktop players, and established editing workflows. Converting it to MKV creates a flexible Matroska video container used for media libraries, desktop playback, and home entertainment, ready for workflows that use the destination format.
MKV plays in VLC, Plex, Kodi, many smart TVs, desktop media players, and home entertainment applications.
Frequently Asked Questions
What is the benefit of converting AVI to MKV?
AVI is a familiar desktop video container with broad historical use. MKV provides a flexible home for modern video and audio streams.
Where can I use the converted MKV video?
The completed MKV is well suited to media centres, organised libraries, desktop playback, and archiving workflows.
Can I choose the MKV quality and size?
Yes. Choose the visual quality and use the output size slider to retain the source dimensions or reduce them proportionally.
Will the converted video include sound?
Yes. Crest Convert includes the first audio track when the source video contains one. A video without an audio track remains a silent video.
Can I convert several AVI videos?
Yes. Add multiple AVI files, convert them together, and download each completed MKV file when it is ready.
How is my AVI video handled?
Your AVI file is transferred over an encrypted connection, converted securely, and automatically deleted shortly after processing. No account is required.