MP4 to FLV Converter β Convert Online Free
Free online MP4 to FLV converter. Fast, secure, no signup required.
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Accepted: MP4 files · Max 100 MB per file
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Need to convert MP4 to FLV? MegaConvert makes it easy. Upload your MPEG-4 Part 14 (MP4) file and get a Flash Video (FLV) file in seconds β no software to install, no signup required. Whether you need this conversion for social media, video editing, device compatibility, web streaming / archival, our online converter handles it instantly. Free for files up to 25MB, with support for larger files up to 2GB.
How to Convert MP4 to FLV Online
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1
Upload your MP4 file
Click the upload area or drag and drop your MP4 file. Files up to 25MB are free. Larger files are supported with pay-per-use.
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2
Choose FLV as output format
FLV is automatically selected on this page. You can adjust conversion settings if needed.
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3
Click Convert
Hit the Convert button to start processing. Your file will be converted using our high-performance servers.
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4
Download your FLV file
Once conversion is complete, click Download to save your new FLV file. Free files are available for 1 hour.
Why Convert MP4 to FLV?
- **Reduce file size** β Converting between formats can significantly reduce file size, making files easier to share via email or cloud storage.
- **Software requirements** β Your software or platform may require FLV format specifically. Converting ensures full compatibility.
MP4 vs FLV β Format Comparison
| Feature | MP4 | FLV |
|---|---|---|
| Full Name | MPEG-4 Part 14 | Flash Video |
| Developer | Moving Picture Experts Group (MPEG) | Adobe Systems (Macromedia) |
| First Released | 2001 | 2003 |
| Category | Video | Video |
| Extension | .mp4 | .flv |
| MIME Type | video/mp4 | video/x-flv |
Re-encoding video may reduce quality. Use MKV for lossless container conversion.
About MP4 Format
Most widely used video container format supporting H.264, H.265, and multiple audio codecs.
Full name: MPEG-4 Part 14
Developer: Moving Picture Experts Group (MPEG) (2001)
About FLV Format
Flash-based video format once dominant for web video streaming, now largely replaced.
Full name: Flash Video
Developer: Adobe Systems (Macromedia) (2003)
Frequently Asked Questions
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