Convert AVI to MKV Online Free
Convert AVI to MKV instantly in your browser. No uploads needed - your files stay private on your device.
drag & drop files here
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images, videos, audio, documents - all processed locally
Why convert AVI to MKV?
- ✓MKV may offer better compatibility with your target platform
- ✓Optimize video for web streaming or social media
- ✓Reduce file size while maintaining acceptable quality
- ✓Prepare video for specific devices or players
How to convert AVI to MKV
Upload your file
Drag and drop your AVI file onto the converter, or click to browse your files.
Select MKV as output
Choose MKV from the format dropdown. The converter will automatically detect your file type.
Convert instantly
Your file is processed entirely in your browser using WebAssembly. No upload needed.
Download your file
Click the download button to save your converted MKV file.
About AVI format
AVI is a classic video container format developed by Microsoft. While dated, it remains useful for legacy compatibility and can contain various video and audio codecs. AVI is straightforward but lacks modern features like streaming support and efficient compression found in newer formats.
Pros
- +Wide legacy software compatibility
- +Simple, well-documented format
- +Supports multiple codecs
Cons
- -Large file sizes with modern codecs
- -No native streaming support
- -Limited to basic features
About MKV format
MKV (Matroska) is a flexible, open-standard container format that can hold virtually unlimited video, audio, and subtitle tracks. Popular for high-definition video distribution, MKV supports modern codecs and features like chapters and metadata. It's the format of choice for video enthusiasts.
Pros
- +Supports virtually any codec
- +Multiple audio and subtitle tracks
- +Chapter and metadata support
Cons
- -Limited device playback support
- -Not suitable for streaming
- -May require codec packs on some systems