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ConvertAnyVideo

FLV to AAC Converter

Extract the audio from FLV videos and save it as AAC. Pick the bitrate, trim the start and end, and download in seconds.

or drop files here

Up to 1 GB per file · Files never leave your device

  • 100% free
  • No sign-up
  • No upload — private
  • No watermark

How to convert FLV to AAC

  1. Add your FLV files

    Click “Choose Files” or drag and drop your FLV videos onto this page.

  2. AAC is selected

    The output is already set to AAC. Open Advanced settings if you want to change the bitrate or trim the audio.

  3. Convert and download

    Click Convert. Your AAC file is ready in moments — nothing is uploaded.

About the formats

FLV

Flash Video

FLV was the format of Flash video players. It is still used by some streaming tools and old web videos.

AAC

Advanced Audio Coding

AAC is the audio codec used by YouTube, iPhone and most streaming services. It gives great quality at small file sizes.

Frequently asked questions

How do I convert FLV to AAC?

Click “Choose Files” and select your FLV file (or drag it onto the page). AAC is already selected as the output, so just click Convert and download your AAC file when it’s ready.

Will the audio quality change?

The audio is saved at high quality (192 kbps by default). If the video’s soundtrack is already in a compatible format, it is copied without any quality loss.

Is it safe to convert FLV files here?

Yes. Conversion runs inside your own web browser, so your files are never uploaded to our servers or anyone else’s. Nobody can see them, and nothing is stored after you close the tab.

Is the FLV to AAC converter free?

Yes, it’s completely free. There’s no sign-up, no watermark and no limit on how many files you convert. Each file can be up to 1 GB.

Can I convert several FLV files at once?

Yes. Add as many FLV files as you like and convert them in one go, then download them one by one or together as a ZIP file.

Convert FLV to other formats

Convert other formats to AAC