Change audio playback speed
Drag & drop audio file here
Supports MP3, WAV, FLAC, AAC, OGG and more
Drag & drop your AAC file
Choose playback speed for your AAC audio
Save your speed-adjusted AAC file
Advanced Audio Coding
AAC is the successor to MP3, offering better sound quality at similar or lower bitrates. It's the default audio codec for YouTube, Apple Music, and most streaming platforms.
Common reasons to change AAC audio speed
Save your music collection in AAC format for best quality.
Export podcasts in AAC for optimal streaming.
Ensure AAC audio plays on any smartphone or tablet without issues.
Use AAC for web audio that loads fast and plays everywhere.
Your audio files stay on your device.
WebAssembly-powered AAC speed processing.
Change speed for MP3, WAV, FLAC, AAC, OGG, M4A and more.