AMR to SPX Converter

Convert AMR to SPX online quickly and easily. Just upload your file, convert it, and download the SPX in seconds.

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What is AMR ?

AMR (Adaptive Multi-Rate) is an audio compression format primarily used for speech coding. It is widely utilized in mobile communication, allowing for efficient transmission of voice data while maintaining sound quality.

AMR format  ▶

What is SPX ?

SPX is a file format used primarily for storing audio data, particularly in the context of compressed audio streams. It is often associated with the Speex codec, which is designed for efficient voice data compression.

SPX format  ▶

How to Convert AMR to SPX in Just a Few Steps

  1. Upload your AMR file
    Drag and drop your AMR file, click 'Select Files' to upload from your device, or import directly from Dropbox, Google Drive, OneDrive, or paste a URL.
  2. Choose SPX as output format
    The converter is preset to SPX, but you can select any other output format before converting.
  3. Adjust settings (optional)
    If you like, tweak output options such as resolution, quality, or compression before converting.
  4. Convert the file
    Click the 'Convert' button. The conversion takes only a few seconds.
  5. Download your converted file
    Download the converted file to your device, or save it directly to Google Drive, Dropbox, or OneDrive.

Start converting AMR to SPX now — it’s fast, safe, and completely online!