Convert AIFF to AAC

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AIFF vs AAC Format Comparison

Aspect	AIFF (Source Format)	AAC (Target Format)
Format Overview	AIFF Audio Interchange File Format AIFF is an uncompressed, lossless audio file format developed by Apple in 1988. It stores PCM data and is widely used in professional audio environments. Lossless Uncompressed	AAC Advanced Audio Coding AAC is a lossy digital audio compression format designed as the successor to MP3, offering better sound quality at similar bit rates. Widely used in streaming and mobile devices. Lossy Compressed
Technical Specifications	Sample Rates: 8kHz - 192kHz Bit Depths: 8, 16, 24, 32-bit Encoding: Linear PCM Max Channels: Up to 8 channels Extensions: .aiff, .aif, .aifc	Sample Rates: 8kHz - 96kHz Bit Rate Modes: CBR, VBR Profiles: LC, HE, HEv2, LD, ELD Max Channels: Up to 48 channels Extensions: .aac, .m4a, .mp4, .3gp
Advantages	Lossless compression – no audio data is discarded High fidelity suitable for professional work Simple PCM structure for easy processing Wide support in DAWs	High audio quality at lower bitrates Supports VBR and multiple profiles Low decoding complexity Wide support on modern devices
Disadvantages	Very large file sizes compared to compressed formats No advanced metadata support beyond basic chunks Less efficient for streaming	Lossy compression—some audio data is discarded Commercial licensing may apply Limited compatibility on legacy devices
Compatibility	Excellent: Pro Tools, Logic Pro, Adobe Audition, Most DAWs Good: QuickTime Player, VLC, iTunes Limited: Web browsers by default	Excellent: iOS, Spotify, YouTube, Modern Android devices Good: VLC, Windows Media Player, Modern browsers Limited: Older car stereos, Legacy equipment
Common Uses	Professional recording and editing Archiving high-quality audio Broadcast production Sound design and film post-production	Music streaming (Spotify, Apple Music) Digital downloads Podcasts and audiobooks Audio tracks for video files

Why Convert AIFF to AAC?

Converting from AIFF to AAC reduces file size significantly while retaining high audio quality, making it ideal for streaming and storage without losing perceptible fidelity.