Shameless reminder to myself for the FFMpeg command to convert a MP3 to a M4R #Mac ffmpeg -i input.mp3 -c:a aac -f ipod -b:a 96k output.m4r # Ubuntu found on https://coderwall.com/p/df1hwg/create-iphone-ringtones-with-ffmpeg ffmpeg -i Input.mp3 -c:a libfdk_aac -f ipod -b:a 96k output.m4r Resources Download FFMpeg OR brew install some digital media goodness # Install FFMpeg (with all available libs) brew install ffmpeg $(brew options ffmpeg | grep -vE '\s' | grep -- '--with-' | tr '\n' ' ') # Create thumbnails from video brew install ffmpegthumbnailer # Media player that playsback almost anything.