Free Online AMR to FSSD Converter

AMR
to
FSSD

AMR

Adaptive Multi Rate

The AMR extension identifies files commonly known as Adaptive Multi Rate. It is designed for speech, voice recording, communication, or related audio exchange. Players and conversion tools can decode the sound when the expected codec and stream parameters are available.

FSSD

FSSD - 8-bit unsigned integer PCM RAW Audio

The FSSD extension identifies files commonly known as FSSD - 8-bit unsigned integer PCM RAW Audio. It carries low-level audio samples with limited container information, so software may need the correct sample rate, bit depth, or codec assumptions. Audio utilities use those settings to interpret, play, or convert the data correctly.
How To Convert AMR to FSSD

Step 1: Upload Files

Click the upload button or drag and drop your AMR files into the upload area.

Step 2: Convert File

Click "Convert" and wait for conversion done

Step 3: Download

Download the converted FSSD file

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