FileTranslator › FLV to MP4
Convert FLV to MP4
FLV was the format of Flash-era video sites, and with Flash long dead, those old downloads have become unplayable on almost everything.
Drop FLV files here
or
Output is pre-set to MP4 — you can change it per file after adding.
About FLV to MP4 conversion
The video inside the FLV container is re-encoded to standard MP4, viewable on any modern device. Conversion runs locally — old archives never need to be uploaded anywhere.
Good to know: Re-encoding in the browser takes a few minutes per video minute. Keep the tab open until it finishes.
How to convert FLV to MP4
- Drop your FLV file onto the box above, or click Choose files.
- The output format is already set to MP4 — adjust it per file if you need something else.
- Click Convert, then download your MP4 file.
Free, no account, no watermarks — and because the conversion runs in your browser, your files are never uploaded to a server.
FLV to MP4 — frequently asked questions
How do I convert FLV to MP4?
Drop your FLV file onto the converter above (or click Choose files), make sure the output format is set to MP4 — it is preselected on this page — then click Convert and download the result.
Is this FLV to MP4 converter free?
Yes. Converting FLV to MP4 on FileTranslator is completely free, with no account, no file limit and no watermarks. The site is supported by ads instead of fees.
Are my FLV files uploaded to a server?
No. The conversion from FLV to MP4 runs entirely in your browser using WebAssembly and JavaScript — your files never leave your device, which makes it safe for private documents and photos.
What should I know before converting FLV to MP4?
Re-encoding in the browser takes a few minutes per video minute. Keep the tab open until it finishes.