Video conversion
Convert MKV to JPG
MKV is a video container, so converting it to JPG really means pulling a single frame out of the video and saving it as a still photo. Open the MKV in a converter, pick the moment you want, and export it as a JPG. Doing this on your own computer means the video never has to leave your machine.
All 2,748 conversions verified on macOS, Windows, and Linux against the shipping release, this one included. Every conversion runs entirely on your own computer.
- Extension
- .mkv
- Type
- Video
- Typically
- High-quality video containers
- Extension
- .jpg
- Type
- Images
- Typically
- The universal photo format
- Compression
- Lossy
- Transparency
- None
- Metadata
- Carries EXIF
Convert MKV to JPG on your own computer. Nothing uploads.
One-time purchase, no subscription. 14 days to change your mind.
How to convert MKV to JPG
- Open Morphjet and drag in the MKV file you want a frame from.
- Choose JPG as the output format and pick the frame or timestamp you want to capture.
- Convert. The JPG is written next to your video, and nothing leaves your machine.
MKV vs JPG: what actually changes
| MKV | JPG | |
|---|---|---|
| What it holds | A full video, usually with audio and often subtitles | One still frame |
| File size | Large, often hundreds of megabytes or more | Small, a single image |
| Opens with | A video player | Any photo viewer, browser, or editor |
| Quality | Lossless container, the picture quality depends on the video's own encoding | Good, with a small one-time loss when the frame is saved as JPG |
| Audio and subtitles | Can carry both | No, a JPG is a still image only |
When to convert, and when not to
Convert MKV to JPG when you want a thumbnail, a cover image, or a still to share from a moment in the video, rather than the video itself.
Keep the MKV if you actually need the motion, sound, or the full clip, since converting to JPG throws all of that away and keeps only one frame.
Why not just use an online converter?
MKV files are often personal footage, home video, screen recordings, or clips you'd rather not hand to a stranger's server just to grab one still image. An online converter uploads the whole video to do that. Converting on your own computer keeps the footage on your machine the entire time, and only the single frame you chose ever gets saved out.
Questions
Does converting MKV to JPG lose quality?
There's a small, one-time loss when the frame is saved as JPG, the same as saving any photo in that format. The frame itself is only as sharp as the video's own resolution and encoding to begin with.
Do I get one image or can I grab several frames?
You choose the specific frame or timestamp you want. If you need multiple stills, you extract them one at a time by picking a different point in the video for each.
Will the JPG keep the video's audio or subtitles?
No. A JPG is a still image, so audio, subtitles, and everything outside the single frame you picked gets left behind.
Can I convert MKV to JPG without uploading the video?
Yes. A desktop app like Morphjet reads the video and saves the frame locally, so the file never travels over the internet. You can do it with your wifi off.
Why would I turn a video into a JPG instead of just taking a screenshot?
A screenshot captures whatever is on your screen, including the player's controls and any scaling artifacts. Extracting the frame directly from the MKV gives you the actual pixel data at that point in the video, at its native resolution.
Morphjet runs this conversion and 2,747 others, all on your machine. Available now.
One-time purchase, no subscription. 14 days to change your mind.