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Convert FLV to WEBM

Turn FLV files into WEBM in seconds — free, secure, and no signup required.

Free tier: 5 conversions/day, files up to 50 MB, ad-supported. Need more? See Pro plans →
  • 256-bit SSL encryptionYour files are protected end-to-end
  • Lightning-fast conversionsProcess files in seconds, not minutes
  • All major video formatsMP4, AVI, MOV, MKV & more
  • No registration requiredStart instantly — 5 free conversions a day
  • Files auto-deleted in 1 hourGDPR-friendly: we never keep your files
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Select or drop a file here

Max file size 50 MB. Sign up for more

Select several files to convert them in one go.

Migrating FLV clips to WebM carries video from the Flash era straight to the modern open web as VP9 with native HTML5 playback. The move is fitting — FLV powered 2000s web video, and WebM is what replaced that entire role.

Convert FLV to WEBM – Free Online FLV to WEBM Converter

Why convert FLV to WEBM?

  • Re-host an archive of Flash-era clips on a modern site without plugins or per-codec licensing.
  • Serve rescued footage cheaply — VP9 at Flash-era resolutions costs almost nothing in bandwidth.
  • Complete a full open-format migration for wikis and community archives that exclude proprietary codecs.

Tip: Source quality is the ceiling: most FLVs are 240p-480p at low bitrates, so re-encode at modest settings rather than inflating file size chasing detail the original encode never kept.

How to convert FLV to WEBM

  1. Upload your FLV file using the area above.
  2. WEBM is preselected as the target format.
  3. Click Start and wait for the conversion to finish.
  4. Download your converted WEBM file.
Convert to WEBM
MP4 to WEBMAVI to WEBMMOV to WEBMMKV to WEBMWMV to WEBMMPEG to WEBM
Convert from WEBM
WEBM to MP4WEBM to AVIWEBM to MOVWEBM to MKVWEBM to WMVWEBM to MPEG
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FLV to WEBM — Frequently Asked Questions