Convert flv to webm

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Drop flv files here or click to choose

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The converter runs inside this page. Cut your network after it loads and it still works.

No account, no daily limit

No sign-up, no daily limit, no watermark, no queue behind other people's files. Batch as many FLV files as you like.

Real WEBM output

Encoded by your browser's own VP9 or VP8 video encoder, with Opus audio — not a renamed extension.

Other flv conversions mp4 mov avi mkv wmv mp3 wav ogg flac m4a aac opus

Convert to webm from mp4 mov avi mkv wmv

About FLV

Flash Video

Adobe's container for Flash Player, which carried most web video in the late 2000s, usually with Sorenson Spark, VP6 or H.264 video. Flash Player was discontinued at the end of 2020. Convert FLV to MP4 to play saved Flash-era video now that Flash is gone.

About WEBM

WebM

An open container from Google, launched in 2010 and based on Matroska, holding VP8, VP9 or AV1 video with Vorbis or Opus audio. Convert from WebM to MP4 for editors, phones and apps that handle MP4 better.