GSM to SPX Converter

Easily convert your GSM files to SPX format in the Audio category with ConvertOnline's efficient tool.

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What is GSM ?

The GSM file format is primarily associated with the Global System for Mobile Communications, serving as a standard for digital cellular networks. GSM files may contain various types of data, including audio files, SMS messages, or configuration settings related to mobile communication.

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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.

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How to Convert GSM to SPX in Just a Few Steps

  1. Upload your GSM file
    Click the upload button or drag & drop your file into the converter area. We support all major formats.
  2. Choose SPX as the output format
    The tool will automatically convert your file to SPX.
  3. Start the conversion
    Click the "Convert" button and let our tool handle everything. The conversion only takes a few seconds.
  4. Download your converted file
    Once complete, download your new SPX file instantly.

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