Compressor Audio Unit (Blue Mangoo)
Clean efficient low-distortion compressor
App type: AUv3
App store link: 
Developer: Ngo Minh Ngoc (Blue Mangoo)
Developer AB Forum Handle: @Blue_Mangoo
Additional Info
Excellent YouTube video explaining some aspects that are unique about this plug-in when compare to other iOS audio compression apps:
Compressor principles
Compressor Quick Look
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