How do I convert WebM to F4V?

Drop your WebM file onto the converter above, make sure F4V is selected, and click Convert. When it's done, download the F4V file — it usually takes a few seconds.

Is it safe to convert WebM to F4V here?

Yes. WebM to F4V conversion happens entirely inside your browser using WebAssembly, so your file is never uploaded to any server.

Is the WebM to F4V converter free?

Yes — free with no watermark. Signed-out visitors can convert 25 files a day, and a free account raises that to 250.

Will converting WebM to F4V reduce quality?

No — F4V preserves the content of your WebM file as faithfully as the format allows.

Can I convert multiple WebM files at once?

Yes. Add up to 5 files at a time without an account, 10 with a free account and up to 500 on paid plans, then download them individually or as a single ZIP.

Can I convert F4V back to WebM?

Yes — use our F4V to WebM converter. Note that converting back and forth between formats can't recover detail lost to lossy compression.

F4V→WebM WebM→MP4 MP4→F4V WebM→MP3 MOV→F4V WebM→WebP GIF→F4V WebM→MOV WebM→GIF MKV→F4V WebM→WAV AVI→F4V WebM→MKV WebM→M4A WebM→AVI WebM→FLAC WebM→AAC WebM→OGG WebM→WMV WebM→Opus WebM→M4V WebM→FLV WebM→MPEG WebM→3GP WebM→WMA WebM→TS WebM→MPG WebM→AIFF WebM→AMR WebM→VOB WMV→F4V FLV→F4V M4V→F4V MPEG→F4V 3GP→F4V MPG→F4V TS→F4V MTS→F4V VOB→F4V M2TS→F4V APNG→F4V OGV→F4V MXF→F4V DivX→F4V 3G2→F4V RM→F4V RMVB→F4V ASF→F4V PNG→JPG JPG→PNG PNG→WebP JPG→WebP WebP→PNG WebP→JPG HEIC→PNG HEIC→JPG MP4→MP3 PNG→JPEG JPG→JPEG JPEG→PNG JPEG→JPG PNG→PDF JPG→PDF PDF→PNG PDF→JPG HEIC→WebP MP4→WebP PDF→DOCX DOCX→PDF JPEG→WebP WebP→JPEG PNG→GIF JPG→GIF GIF→PNG GIF→JPG MP4→MOV MOV→MP4 WebP→PDF HEIC→JPEG WebP→GIF GIF→WebP HEIC→PDF MP3→WAV WAV→MP3 JPEG→PDF PDF→JPEG SVG→PNG SVG→JPG HEIC→GIF MOV→MP3 MP4→GIF GIF→MP4 JPEG→GIF GIF→JPEG PNG→AVIF JPG→AVIF AVIF→PNG AVIF→JPG MP3→M4A M4A→MP3 GIF→PDF SVG→PDF PNG→SVG JPG→SVG PDF→SVG SVG→WebP MOV→WebP MP4→WAV MP4→WebM WebP→AVIF AVIF→WebP WebP→SVG SVG→JPEG MP4→MKV MKV→MP4 HEIC→AVIF MP4→M4A JPEG→AVIF AVIF→JPEG JPEG→SVG MOV→GIF GIF→MOV AVIF→PDF MP3→FLAC FLAC→MP3 MP4→AVI AVI→MP4 MKV→MP3 GIF→AVIF AVIF→GIF SVG→GIF GIF→SVG MOV→WAV XLSX→PDF CSV→PDF EPUB→PDF PDF→EPUB MOV→WebM MKV→WebP PNG→ICO JPG→ICO ICO→PNG ICO→JPG MP3→AAC WAV→M4A AAC→MP3 M4A→WAV MP4→FLAC AVI→MP3 MOV→MKV MKV→MOV MOV→M4A DOCX→EPUB EPUB→DOCX CSV→DOCX PDF→TXT DOC→PDF TXT→PDF WebP→ICO ICO→WebP

WebMF4V

Convert WebM to F4V

Free and private: WebM files are converted in your browser on computers; on phones, in our fast cloud and deleted automatically.

In your browser (fast cloud on phones)
No watermark
Batch & ZIP download

Need a smaller WebM? Compress WebM

How to convert WebM to F4V

1
Add your WebM files
Drag and drop WebM files onto the converter, paste them, or click to browse. You can add several at once.
2
Choose F4V
F4V is already selected. Open Options if you want to change quality, size or metadata.
3
Convert
Click Convert. Your files are converted right in your browser in seconds.
4
Download your F4V
Download each F4V file, or everything at once as a ZIP.

WebM vs F4V

From

WebM · WebM Video

WebM is an open, royalty-free video format designed for the web, using VP8/VP9 or AV1 video with Opus audio.

Type: Video
Extension: .webm
MIME: video/webm
Best for: video on websites and in browsers

Lossy compressionOpen standard

All WebM conversions →

F4V · Flash MP4 Video

F4V is Adobe's MP4-based Flash video format.

Type: Video
Extension: .f4v
MIME: video/x-f4v
Best for: archived Flash-era web video

Legacy format

All F4V conversions →

Need it the other way around? Convert F4V to WebM.

WebM to F4V: frequently asked questions

Free, private and in your browser