Yes, our converter is completely free for basic use. No registration required.

Yes, your files are secure. All uploaded files are automatically deleted after conversion.

Convert MP4 to MKV

Convert Your MP4 to MKV files effortlessly

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Convert up to 1 GB files free, Pro users can convert up to 100 GB files; Sign up now

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How to convert MP4 to MKV

Step 1: Upload your MP4 files using the button above or by drag and drop.

Step 2: Click the 'Convert' button to start the conversion.

Step 3: Download your converted MKV files

MP4 to MKV conversion FAQ

How do I convert MP4 to MKV?

Simply upload your MP4 file, wait for the conversion to complete, and download your MKV file. The process is quick and easy.

Is the MP4 to MKV converter free?

Yes, our MP4 to MKV converter is completely free to use. No registration required for basic conversions.

Will converting MP4 to MKV affect quality?

Our converter maintains the best possible quality during the MP4 to MKV conversion process. The output quality depends on the original file.

What is the maximum file size for MP4 to MKV conversion?

Free users can convert files up to 100MB. Premium subscribers enjoy unlimited file sizes and faster processing.

Can I convert multiple MP4 files to MKV at once?

Yes, you can upload and convert multiple MP4 files to MKV format simultaneously. Premium users have higher batch limits.

Does the MP4 to MKV converter work on mobile devices?

Yes, our MP4 to MKV converter is fully responsive and works on smartphones, tablets, and any device with a modern web browser.

Which browsers support MP4 to MKV conversion?

Our converter works with all modern browsers including Chrome, Firefox, Safari, Edge, and Opera. We recommend keeping your browser updated for the best experience.

Are my MP4 files kept private during conversion?

Absolutely. Your MP4 files are processed securely and automatically deleted from our servers after conversion. We never read, store, or share your file contents.

What if my MKV download doesn't start?

If your download doesn't start automatically, try clicking the download button again. Make sure pop-ups are not blocked, and check your browser's download folder.

How long does MP4 to MKV conversion take?

Most MP4 to MKV conversions complete within seconds to a few minutes, depending on file size. Larger files may take longer to process.

Do I need to install any software for MP4 to MKV conversion?

No software installation is required. Our MP4 to MKV converter runs entirely in your web browser - just upload your file and download the result.

Can I convert MP4 to MKV without creating an account?

No account is required for basic MP4 to MKV conversions. You can convert files immediately. Creating a free account gives you access to conversion history and additional features.

MP4

MP4 (MPEG-4 Part 14) is a versatile multimedia container format that can store video, audio, and subtitles. It is widely used for streaming and sharing multimedia content.

MKV

MKV (Matroska Video) is an open, free multimedia container format that can store video, audio, and subtitles. It is known for its flexibility and support for various codecs.