MOV to MP4 Converter
Convert QuickTime videos to MP4 in your browser. MP4 is ideal when you need sharing, uploading, and everyday video playback, while MOV is better known for common from iPhone and Mac camera apps.
- Files never uploaded
- Instant, on-device
- Free & no sign-up
Drop MOV files here, or browse
MOVMP4 · files stay on your device
up to 150 MB per file · up to 20 files per batch
How to convert MOV to MP4
- Step 01
Add your MOV file
Drop one or many MOV files onto the converter, or browse from disk. Stay within the on-device size limits shown under the drop zone — oversized files are rejected so your tab does not freeze.
- Step 02
Encode locally
Press Convert and let the in-browser media engine transmux or re-encode to MP4. Larger clips take longer because your CPU does the work.
- Step 03
Download MP4
Save the finished MP4 file when encoding completes. Multi-file jobs download together as a ZIP.
Why convert MOV to MP4
MOV is common from iPhone and Final Cut-style workflows, yet many Windows apps and social uploaders prefer MP4. Remuxing or re-encoding to MP4 removes that friction without changing how you shoot.
When to use this tool
- A Windows PC or Android device will not play your QuickTime clip smoothly.
- YouTube, Instagram, or a client portal asks for MP4.
- You are standardizing a mixed Apple/Windows footage folder.
Good to know
- Encoding happens on your machine — long clips take longer on modest CPUs.
- Some exotic codecs inside MOV may need re-encoding rather than a fast remux.
- Keep the original MOV if you still edit in Apple-centric tools.
- Browser limit: about 150 MB per video and up to 10m long, with at most 20 files per batch.
- Need a bigger file? For 1 GB films, long recordings, or 4K masters, use HandBrake, FFmpeg, VLC, or your editor’s export. Those tools stream from disk and handle large media far better than a browser tab.
File size limits for MOV to MP4
Browser limit: about 150 MB per video and up to 10m long, with at most 20 files per batch.
Why there is a limit
Video encoding runs in WebAssembly inside your browser. The whole clip is loaded into memory, so multi‑hundred‑MB or hour-long files often freeze tabs — limits keep encodes practical without a server.
If your file is too large
For 1 GB films, long recordings, or 4K masters, use HandBrake, FFmpeg, VLC, or your editor’s export. Those tools stream from disk and handle large media far better than a browser tab.
MOV to MP4 FAQ
Common questions about converting MOV files to MP4.
Is this MOV to MP4 converter free?
Yes. Browser Convert does not charge for MOV → MP4, add watermarks, or require an account.
Why is the first MOV to MP4 conversion slower?
The browser loads a local media engine so encoding can happen without a server. After that warm-up, subsequent MOV → MP4 jobs on the same visit are typically snappier.
Will audio stay in sync when converting MOV to MP4?
Normal clips keep audio aligned. Damaged sources or unusual codecs can fail to decode — try a short sample if a long archive misbehaves.
Is MOV to MP4 conversion private on Browser Convert?
Yes. Your QuickTime video is processed in the browser. We do not upload the file to convert it, which is the main difference from typical online converters.
Are there file size limits for MOV to MP4?
Yes. Browser Convert accepts about 150 MB per video and clips up to 10m, with up to 20 files queued at once. Video encoding runs in WebAssembly inside your browser. The whole clip is loaded into memory, so multi‑hundred‑MB or hour-long files often freeze tabs — limits keep encodes practical without a server. If your file is larger, For 1 GB films, long recordings, or 4K masters, use HandBrake, FFmpeg, VLC, or your editor’s export. Those tools stream from disk and handle large media far better than a browser tab.
Can I convert several MOV files to MP4 at once?
Yes. Queue up to 20 MOV files and convert them in one pass. When finished, download the batch as a ZIP. Very large batches may need to be split so your browser stays responsive.