🎥

GIF to MKV

Convert GIF (animated image) files to MKV (Matroska container) online. Fast, free, no signup.

Uses today: 0 / 5 · Resets at 00:00 (Europe/Warsaw) Sign up for more →

Drop your file here

or click to browse from your device

Max 50MB · Free for everyone
📎
Files ready Click Run below to process — files have not been uploaded yet.

About GIF to MKV

GIF to MKV converts animated GIF files into MKV (Matroska) video containers. Unlike GIF — which is limited to 256 colors, no audio, and inefficient compression — MKV holds full-color video with optional audio and subtitles at a fraction of the file size.

The typical use case: you have an animated GIF (screen recording, meme, tutorial clip, or design mockup) and need to reuse it as a proper video — for embedding in an editor timeline, uploading to a platform that rejects GIFs (like YouTube), or reducing file size for sharing.

Privacy first: Your files are processed using client-side JavaScript when possible. Files sent to our servers are encrypted with TLS and automatically deleted within 1 hour.

How to use GIF to MKV

Get the result you need in just three simple steps:

1

Upload your GIF

Drag and drop your .gif file onto the upload area, or click to browse. Single-file upload; the tool preserves the original frame timing.

2

Automatic conversion

The GIF is decoded frame-by-frame and re-encoded to H.264 video inside an MKV container. Animation timing and loop points are preserved exactly.

3

Download the MKV

Download the converted .mkv file. Typical file size reduction is 60-90 percent vs the original GIF.

Key Features

Preserves frame timing

The variable frame delays common in animated GIFs are honored exactly in the MKV output.

Massive size savings

A 20 MB GIF typically becomes a 2-4 MB MKV with the same visual quality.

Full 24-bit color

MKV supports true color, so gradients and photographic frames render better than in 256-color GIF.

H.264 encoding

Standard codec — plays in VLC, Windows Media Player, macOS QuickTime, and every video editor.

Common Use Cases

  • Upload screen-recording GIFs to platforms that reject GIF (YouTube, Vimeo).
  • Import an animation into a video editor timeline (Premiere, DaVinci Resolve, Final Cut).
  • Shrink an oversized GIF for email, Slack, or Discord under attachment limits.
  • Preserve older animated GIFs as modern-format video for archival.

Security & Privacy

We take your data security seriously. Here's how we protect your files:

  • TLS encryption: All file transfers are encrypted using industry-standard TLS 1.3 protocol.
  • Auto-deletion: Uploaded files are automatically and permanently deleted from our servers within 1 hour.
  • No access: We never read, analyze, or store the contents of your files.
  • Browser processing: When possible, files are processed directly in your browser without being uploaded.

Frequently Asked Questions

Yes. Variable per-frame delays from the GIF are converted into the correct video frame rate — playback speed matches the original exactly.
No — MKV is a video format and does not have a built-in loop flag. Set your player or editor to loop the clip if needed.
This tool converts video only. To add audio, run the MKV through our dedicated video editor or use ffmpeg locally after download.
MKV is more flexible (supports multiple audio/subtitle streams) and is preferred by open-source video tools. For maximum player compatibility, use our GIF to MP4 converter instead.
Free tier: 50 MB GIF upload. Premium: 200 MB. Very large GIFs (over 10,000 frames) may take longer to convert.