AVI→MKVConverter
Convert your AVI files to MKV format instantly. Free, fast, and secure - your files never leave your browser.
↔ Convert MKV to AVI insteadDrop file or click to browse
Max 100MB • Auto-deletes after 3 min
How to Convert AVI to MKV
Upload Your File
Drag & drop your AVI file or click to browse. Files up to 100MB are supported.
Convert
Click "Convert to MKV" and wait a few seconds for processing.
Download
Download your converted MKV file instantly. No registration needed.
Why Convert AVI to MKV?
Converting AVI to MKV can improve compatibility, enable editing in specific software, or optimize file size for your target platform.
About AVI and MKV
What is AVI?
AVI (Audio Video Interleave) is Microsoft's multimedia container format. While older, AVI remains widely used due to its broad compatibility and support for various video and audio codecs.
What is MKV?
MKV (Matroska Video) is a flexible, open-standard container format that supports unlimited video, audio, subtitle, and metadata tracks in a single file.
Frequently Asked Questions
How do I convert AVI to MKV?
Upload your AVI file using the converter above, then click "Convert". Your file will be processed and you can download the converted MKV file immediately. The entire process takes just seconds.
Is it free to convert AVI to MKV?
Yes, ModConvert is completely free to use. There are no hidden charges, no registration required, and no watermarks on your converted files.
Is my AVI file safe when converting?
Absolutely. Your files are processed securely and are never stored permanently on our servers. Files are automatically cleaned up after conversion to protect your privacy.
What is the maximum file size for AVI to MKV conversion?
You can convert AVI files up to 100MB in size. This covers most common use cases for video files.
Can I convert multiple AVI files at once?
Yes, you can upload and convert multiple AVI files. Each file will be converted to MKV format individually for the best quality results.