Why convert MP4 to MOV?
Converting from MP4 Video (MP4) to QuickTime Video (MOV) is a common need in daily workflows. Whether you need a more compatible video container, smaller file sizes for web streaming, or want to extract audio from videos, choosing the right format matters.
With OmniConvert, the entire MP4 to MOV conversion process happens right in your browser using FFmpeg.wasm. No need to install desktop software like HandBrake or FFmpeg CLI, no file uploads to servers, and your video files remain 100% private. The first conversion loads the FFmpeg engine (~25MB), then subsequent conversions reuse the cached engine.
Key Benefits of OmniConvert
Privacy Protected
Your MP4 files are converted locally in your browser. Never uploaded to servers.
Fast & Free
No waiting queues, no subscriptions. Convert unlimited files.
High Quality
Advanced algorithms ensure your MOV output preserves the highest quality.
Works Offline
Functions without internet after initial load via PWA support.
How to Use
Drag and drop your MP4 file into the conversion area above.
The browser processes the conversion instantly — no waiting required.
Click the download button to save your new MOV file.
MP4 vs MOV: Quick Comparison
| Feature | MP4 | MOV |
|---|---|---|
| Compression | Lossy (H.264/H.265) | Various (H.264/ProRes) |
| Transparency | No | Yes (ProRes 4444) |
| Color Depth | 8/10-bit | 8/10/12-bit |
| Animation | Video | Video |
| Best For | Universal video playback, web streaming, mobile | Apple ecosystem, professional video editing |
Understanding MP4 and MOV Formats
MP4 is best suited for universal video playback, web streaming, mobile. It uses lossy (h.264/h.265) compression and does not support transparency. On the other hand, MOV excels at apple ecosystem, professional video editing, using various (h.264/prores) compression and supporting transparency. Understanding these differences helps you choose the right format for each project and workflow.
Common Use Cases for MP4 to MOV Conversion
Content creators converting MP4 to MOV for social media platforms and video sharing websites.
Video editors preparing footage in MOV format for editing software compatibility.
Reducing video file sizes by converting MP4 to more efficient MOV format for web streaming.
Ensuring cross-platform playback compatibility by converting videos to the widely-supported MOV format.
Pro Tips for MP4 to MOV Conversion
OmniConvert uses FFmpeg.wasm for video conversion — a powerful, industry-standard tool running right in your browser.
The first video conversion downloads ~25MB of FFmpeg core files, but subsequent conversions reuse the cached engine.
Video transcoding can take 30 seconds or more for 1-minute videos — be patient, it's all happening locally on your device.