Question 1

What does MP4 to MKV do?

Accepted Answer

Convert MP4 videos to MKV format with multiple audio and subtitle track support. Runs in your browser with no installation required.

Question 2

Is MP4 to MKV free to use?

Accepted Answer

Yes — MP4 to MKV is free for everyday use. Pro plan unlocks higher file size limits, batch processing, and priority queue.

Question 3

Is my data safe?

Accepted Answer

Yes — files are processed with 256-bit SSL encryption and auto-deleted within 24 hours. KVKK compliant (Turkish GDPR equivalent).

Question 4

Does it work on mobile?

Accepted Answer

Yes — works on all modern browsers including iOS Safari, Android Chrome, iPad, and tablets. No app installation needed.

Question 5

Do I need to create an account?

Accepted Answer

No — you can use the tool immediately without signing up. Free account adds history, favorites, and bulk processing features.

MP4 to MKV

📖 How to Use