AIFF is an uncompressed audio format developed by Apple. It is known for its high audio quality and is commonly used in professional audio recording and editing. AIFF files retain every detail of the original sound, making them ideal for use in music production and sound engineering.
MP3 is an audio format that can compress and encode an audio file. It uses the lossy compression algorithm to contain audio data. The lossy compression helps to reduce the data significantly without losing audio quality. MP3s are created using different bit rates maintaining the original quality.