ConvertOnline

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Audio

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1. Convert Online
2. Audio Converters
3. FLAC to MP3

{
  "convert": "flac-mp3",
  "multiple": true,
  "from": "flac",
  "to": "mp3",
  "note": "This conversion compresses lossless FLAC audio into lossy MP3 format, which significantly reduces file size but permanently discards some audio data. Choose a higher bitrate for better retained quality.",
  "controls": [
    {
      "type": "dropdown",
      "name": "bitrate",
      "label": "Audio Bitrate",
      "options": [
        {
          "label": "64 kbps",
          "value": "64k"
        },
        {
          "label": "96 kbps",
          "value": "96k"
        },
        {
          "label": "128 kbps (Standard)",
          "value": "128k"
        },
        {
          "label": "192 kbps",
          "value": "192k"
        },
        {
          "label": "256 kbps",
          "value": "256k"
        },
        {
          "label": "320 kbps (High)",
          "value": "320k"
        }
      ],
      "defaultValue": "128k",
      "desc": "Sets the output bitrate for the MP3 file. Higher bitrates result in better quality but larger file sizes. 128 kbps is standard."
    },
    {
      "type": "dropdown",
      "name": "channels",
      "label": "Audio Channels",
      "options": [
        {
          "label": "Mono (1 channel)",
          "value": 1
        },
        {
          "label": "Stereo (2 channels)",
          "value": 2
        }
      ],
      "defaultValue": 2,
      "desc": "Sets the number of audio channels. Stereo is ideal for music, while mono reduces file size."
    },
    {
      "type": "dropdown",
      "name": "sample_rate",
      "label": "Sample Rate (Hz)",
      "options": [
        {
          "label": "22050 Hz",
          "value": 22050
        },
        {
          "label": "44100 Hz (CD Quality)",
          "value": 44100
        },
        {
          "label": "48000 Hz",
          "value": 48000
        }
      ],
      "defaultValue": 44100,
      "desc": "Sets the audio sample rate. 44100 Hz is the standard for most MP3 music files."
    }
  ],
  "type": "audio"
}