Convert MKV to MP4
Convert MKV video to MP4 for easier playback, sharing, uploading, and editing across common devices and apps. Download your converted MP4 file online.
Drop your MKV 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 MKV files
Drag and drop or select MKV 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 MP4 files
Once conversion finishes, download your files individually or as a compressed ZIP archive.
Why convert MKV to MP4?
MP4 is accepted by many devices, editors, upload forms, and sharing services that may not accept MKV.
The video and first audio track are encoded into a compatible MP4 while the original MKV remains unchanged.
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Frequently Asked Questions
How do I convert MKV to MP4?
Add your MKV file, choose the quality and output size, start the conversion, then download the completed MP4 file. No account is required.
Can I change the MP4 quality and dimensions?
Yes. Use the quality control to balance visual detail and file size. The output size slider can retain the source dimensions or reduce them proportionally.
Will the converted video keep its audio?
Yes. The first audio track is included when the source video contains one. Silent videos remain silent.
Is the conversion secure?
Yes. Files are transferred over an encrypted connection, processed securely, and automatically deleted shortly after conversion.
What are the file and duration limits?
MKV files can be up to 250MB. Video conversions can be up to 30 minutes.
Why convert MKV to MP4?
MP4 provides a useful combination of playback compatibility, manageable file size, and support across common devices, browsers, editors, and sharing services.