Convert FLV to MP4

Converting FLV videos to MP4 format is essential for universal device compatibility and web streaming. FLV files are legacy Flash video format, while MP4 offers universal compatibility and wide device support. This conversion is commonly needed for legacy web content, older streaming platforms to web streaming, mobile devices, social media.

Why Convert FLV to MP4?

Modernize legacy Flash videos to universally compatible MP4. Essential for archiving old web content in a format that works on all current devices. Our browser-based converter uses FFmpeg.wasm to handle this conversion without uploading files to any server, ensuring complete privacy and fast processing.

How to Convert FLV to MP4

Simply drag your FLV files into the upload zone, select MP4 as the output format, and click Convert. The tool processes videos locally using FFmpeg compiled to WebAssembly, maintaining quality while converting to MP4 format. Download individual files or get everything as a ZIP archive for batch conversions.