Free Online Converter
Convert AVI to MKV
Free online Audio Video Interleave to Matroska converter. Fast, secure processing directly in your browser.
How to Convert AVI to MKV
- Click or drag your AVI file into the upload area above
- Wait for the file to be loaded (happens instantly in your browser)
- Click the "Convert File" button
- Your processed MKV file will automatically download
Why Convert AVI to MKV?
Key Features
100% FreeNo subscription, no hidden fees, no limits
Privacy FirstFiles never leave your device
Fast ProcessingInstant browser-based conversion
No InstallationWorks directly in your browser
High QualityMaintains quality during conversion
SecureClient-side processing only
About AVI and MKV Formats
AVI (Audio Video Interleave)
AVI (Audio Video Interleave) is a multimedia container format from Microsoft. Supports various codecs but results in larger file sizes.
MKV (Matroska)
MKV (Matroska) is a flexible container format that can hold unlimited video, audio, and subtitle tracks. Popular for high-quality video content.