Convert to AAC

Convert audio files between all popular formats with our professional-grade audio converter.
Supports MP3, WAV, FLAC, AAC, OGG and more audio formats with quality preservation.

Free tier: 5 conversions/day, files up to 50 MB, ad-supported. Need more? See Pro plans →
  • 256-bit SSL encryptionYour files are protected end-to-end
  • Lightning-fast conversionsProcess files in seconds, not minutes
  • All major audio formatsMP3, WAV, AAC, FLAC & more
  • No registration requiredStart instantly — 5 free conversions a day
  • Files auto-deleted in 1 hourGDPR-friendly: we never keep your files
File Conversion Illustration

Select or drop a file here

Max file size 50 MB. Sign up for more

Select several files to convert them in one go.

AAC is a modern audio codec that delivers superior sound quality compared to MP3 at the same bit rate. Used by Apple Music, YouTube, and most streaming platforms, AAC is the go-to format for high-quality compressed audio on modern devices.

Convert to AAC – Free Online AAC Converter

About the Advanced Audio Coding (AAC) Format

Lossy compression with better efficiency than MP3. Supports bit rates from 8 to 320 kbps. Sample rates up to 96 kHz. Native support for surround sound.

Common Use Cases for AAC

  • iTunes and Apple devices
  • YouTube audio
  • Streaming services
  • Mobile applications

Pros of AAC

  • Better quality than MP3 at same bitrate
  • Native iOS/macOS support
  • Efficient compression
  • Supports surround sound

Cons of AAC

  • Slightly less compatible than MP3
  • Still lossy compression
  • Licensing considerations

How to convert files to AAC

  1. Upload your file using the area above.
  2. Select AAC as the target format.
  3. Click Start and wait for the conversion to finish.
  4. Download your converted AAC file.

AAC Converter — Frequently Asked Questions