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Convert SPX to AIFF
Convert SPX to AIFF format — 100% browser-based, no upload required.
2 cores · low tier
Drop a file here or click to select
Format will be auto-detected
About these formats
Source
SPX
Speex AudioOpen-source speech codec designed for voice over IP. Provides good speech compression at very low bitrates.
Best for
VoIPVoice chatSpeech compressionPodcasts
Advantages
- + Optimized for speech
- + Open source
- + Very low bitrate
Limitations
- − Superseded by Opus
- − Speech only
- − Declining usage
Target
AIFF
Audio Interchange File FormatApple's uncompressed audio format, equivalent to WAV in the Apple ecosystem. Stores lossless PCM audio data.
Best for
Mac audio editingMusic productionLossless archivingApple ecosystem
Advantages
- + Lossless quality
- + Apple standard
- + Good editor support
- + Metadata support
Limitations
- − Very large files
- − Less common than WAV
- − No compression