AC3 is an audio codec used for compressing multichannel sound, especially in surround sound systems. It is commonly used in DVDs, Blu-rays, and streaming platforms to deliver high-quality audio. AC3 files can store up to 6 channels of audio, making them ideal for cinematic and immersive sound experiences.
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.