Video Converter
Convert between MP4, AVI, MOV, MKV, WEBM, and animated GIF — pick an exact format pair or use the all-in-one converter.
All-in-One Video Converter
Convert between MP4, AVI, MOV, MKV, WEBM, and animated GIF — choose any target format.
MOV to MP4
Convert MOV video from an iPhone or camera into universally-compatible MP4.
MP4 to GIF
Turn a short MP4 clip into a shareable animated GIF.
AVI to MP4
Convert older AVI video files into modern, widely-supported MP4.
MKV to MP4
Convert MKV video files into MP4 for broader device and platform support.
About Video Converter
A MOV file from an iPhone, an old AVI that won't play on a modern device, an MKV that needs to become MP4 for wider support, or a clip that needs to become a GIF for messaging — different destinations expect different video formats. This category covers conversion in every direction: pick a dedicated page like MOV to MP4 for the most common conversions, or use the all-in-one Video Converter for anything else. Every conversion runs on a real FFmpeg build compiled to WebAssembly, directly in your browser.
Why use these tools
- Dedicated pages for the highest-demand conversions — like MOV to MP4 and MP4 to GIF — mean you land exactly where you need to, with the right output format already set.
- A genuine FFmpeg engine means real codec support and conversion quality matching installed desktop software, not a simplified approximation.
- The all-in-one Video Converter covers additional pairs (WEBM, and any combination beyond the dedicated pages) in one flexible tool.
- Nothing uploads to a server — conversion happens entirely on your device, so there's no wait for a large video file to upload before processing even starts.
Frequently asked questions
What's the difference between a dedicated page like MOV to MP4 and the all-in-one Video Converter?
They use the identical underlying engine. A dedicated page like MOV to MP4 pre-selects the output format for the single most common request; the all-in-one Video Converter lets you pick any target format (MP4, WEBM, AVI, MOV, MKV, or GIF) from any source video in one flexible tool.
Can I turn a video clip into a GIF?
Yes, MP4 to GIF converts a short video clip into an animated GIF. It works best with clips under roughly 15 seconds, since animated GIFs don't compress nearly as efficiently as real video codecs.
Is my video uploaded to a server during conversion?
No. Every conversion runs locally using a real FFmpeg engine compiled to WebAssembly. Your video is never transmitted anywhere.
Why would I need to convert MOV to MP4?
MOV is Apple's default video format from iPhones and Macs, and while many modern platforms handle it fine, some older devices, editing software, and upload systems still expect the more universally supported MP4 instead.
Does converting between video formats reduce quality?
Converting between two lossy formats does involve re-encoding, which can introduce a small amount of quality loss, though at standard settings it's generally not noticeable. Converting purely for container/format compatibility (like MOV to MP4 without changing resolution) preserves quality closely.