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Easily convert your H264 files to MKV format in the Video category with ConvertOnline's efficient tool.
H.264 is a widely used video compression standard that enables high-quality video streaming and storage with efficient data usage. It is commonly used for video encoding in various applications, including streaming services, Blu-ray discs, and video conferencing.
MKV, or Matroska Video, is a versatile multimedia container format that can hold a variety of video, audio, subtitle, and metadata streams. It is widely used for high-definition online video content due to its support for advanced codecs and features such as multiple audio tracks and subtitles.
Start converting H264 to MKV now — it’s fast, safe, and completely online!
Start converting your H264 files now — it's fast, easy, and supports any output format you need.
Looking for a fast and free way to convert video files? You've come to the right place! Convert.Online offers a powerful video converter that works right in your browser. No need to install software – just upload your file and get the format you need.
Whether you're working with video files for personal projects or professional tasks, our converter makes it simple. Support for multiple file formats ensures you can handle any conversion, from popular to less common extensions.
That’s it! Quick, easy, and secure.
Convert your video files in seconds. No sign-up required – just fast, free conversions at Convert.Online.
We support over 49,000 combinations across more than 400 file types—images, videos, documents, and more.
Upload your file, pick a format, and hit convert. Our optimized system processes most files in under two minutes.
All conversions happen on our cloud servers—keeping your device fast and your workflow uninterrupted.
Fine-tune your output with advanced settings: resolution, aspect ratio, codec, bitrate, and more—your file, your rules.
We auto-delete all files within 24 hours. No tracking, no backups—your data is always your own. All transfers are secured with TLS and encrypted using AES-256 for maximum security.
Use Convert.Online on any device or browser—no installation required, just seamless file conversion anywhere.