Video Converter

Convert videos between MP4, MKV, AVI, MOV, WebM and GIF formats. Optimized for any device.

Drop your files here, or browse

Supports MP4, MKV, AVI, MOV, WEBM, GIF

You can select multiple files at once (up to 50)

100% browser-based. Your files never leave your device.

Video conversion has traditionally required expensive desktop software or risky online uploaders. DaConvert changes this by bringing FFmpeg—the industry standard for video processing—directly to your browser through WebAssembly technology.

Our Video Converter supports MP4, MKV, AVI, MOV, WebM, and GIF formats. MP4 with H.264 encoding remains the most universally compatible format, working on virtually every device and platform. MKV is preferred for high-quality archival with multiple audio tracks. WebM is optimized for web playback, and converting video clips to GIF creates shareable animated images.

The entire conversion process runs locally on your device. This is particularly important for video files, which tend to be large and may contain sensitive content. No uploading, no waiting for server processing, and no file size restrictions beyond your device's available memory.

Frequently Asked Questions

What is the best video format for social media?+
MP4 with H.264 encoding is the universally accepted format for all major social media platforms including YouTube, Instagram, Twitter, and TikTok.
Can I convert large video files in the browser?+
Yes. Since processing happens locally, there are no upload size limits. However, very large videos (over 2GB) may require a device with sufficient RAM. Processing time depends on your device's performance.
How do I convert a video to GIF?+
Simply upload your video file, select GIF as the target format, and click Convert. The converter will create an animated GIF from your video clip.
Why is my converted video file larger than the original?+
This can happen when converting from a highly compressed format to a less compressed one, or when the target format uses different encoding settings. MP4 with H.264 generally produces the smallest files for a given quality level.