Convert FLV to MP4
The fastest way to convert FLV File to MPEG-4 Part 14 online. Free, secure, and works on any device.
1How to convert FLV to MP4
Drag & drop your FLV file into the box above.
Click "Convert" to transform it to MP4 instantly.
Save your new file to your device.
2Why use Flux Converter?
Zero Data Usage
Files are converted in your browser. No uploading means no data usage and total privacy.
Lightning Fast
Powered by WebAssembly, conversions happen instantly on your device.
No Limits
Convert as many files as you want, of any size.
Universal
Works on Windows, Mac, Linux, Android, and iOS.
3Why convert FLV to MP4?
Understanding the strengths and limitations of each format helps you decide when converting from FLV to MP4 makes sense. MP4 was standardized as ISO/IEC 14496-14 in 2003. Based on Apple's QuickTime format, it became the universal standard for digital video distribution.
FLV
MP4Target
4Technical Details
| Feature | FLV | MP4 |
|---|---|---|
| Full Name | FLV File | MPEG-4 Part 14 |
| MIME Type | - | video/mp4 |
| Category | - | Video |
| Use Cases | - | Video streaming and sharing, Social media video uploads, Video editing and production, Online course content |
| Description | No description available. | MP4 is a digital multimedia container format most commonly used to store video and audio, but can also store other data such as subtitles and still images. |
5Frequently Asked Questions
What is the difference between FLV and MP4?
FLV (FLV File) and MP4 (MPEG-4 Part 14) serve different purposes. On the other hand, MP4 is a digital multimedia container format most commonly used to store video and audio, but can also store other data such as subtitles and still images. Converting between them lets you leverage the strengths of each format depending on your needs.
Does converting FLV to MP4 lose quality?
This depends on the formats involved. For data and document formats, conversion typically preserves all content accurately. Our converter uses the best available algorithms to minimize any quality difference.
Is it safe to convert files here?
ABSOLUTELY. Unlike other sites, we do NOT upload your files to a server. All processing happens locally on your device using advanced browser technologies. Your files never leave your computer.
Is this service really free?
Yes, 100% free. No hidden fees, no watermarks, and no registration required. We support ourselves through non-intrusive advertising.
When should I use FLV instead of MP4?
FLV is best for: general use. MP4 is better for: Video streaming and sharing and Social media video uploads. Choose whichever format best fits your workflow and compatibility requirements.
Can I convert FLV on mobile?
Yes! Our converter works on iPhones, iPads, and Android devices. All processing happens in your browser — no app download needed.
Privacy Guarantee
Your files are yours. We do not store, view, or claim ownership of any content you convert. Processing is done entirely in your browser.