Convert SWF to AMR — Free Online Converter
Convert Shockwave Flash (.swf) to Adaptive Multi-Rate Audio (.amr) online for free. Fast, secure video conversion with no watermarks or registration.
Conversion settings — add a file to adjust
About SWF to AMR Conversion
SWF (Shockwave Flash) is Adobe's discontinued multimedia format. AMR (Adaptive Multi-Rate) is a voice-optimized audio codec originally developed for GSM cellular networks, encoding speech at very low bitrates (4.75-12.2 kbps). Converting SWF to AMR extracts audio from Flash files and encodes it as a compact voice file suitable for mobile telephony, MMS messages, and devices optimized for speech rather than music playback.
AMR was designed specifically for human speech, using a codec tuned to the frequency range and patterns of spoken language. For Flash e-learning narrations, voice messages, and spoken-word content, AMR produces extremely small files while maintaining intelligible speech quality.
Why Convert SWF to AMR?
AMR files are ideal when Flash audio content consists of speech and the target is mobile distribution with minimal file size. Voice-over narrations from Flash training modules, recorded lectures, and instructional content convert to AMR at a fraction of the size of MP3 or AAC, making them suitable for transmission over slow mobile networks and storage on devices with limited capacity.
Feature phones and basic smartphones in many regions support AMR as a native audio format. For organizations distributing audio content to audiences using basic mobile devices, AMR is the most widely supported low-bitrate voice format.