Free MP3 to AAC Converter

Convert MP3 to AAC for free in your browser. Improve audio quality for Apple devices and streaming. Better sound at smaller file sizes. No upload required - 100% private and secure.

Why Use Konverton for MP3 to AAC Conversion?

Format Conversion

Convert between MP3, WAV, M4A, AAC, OGG, FLAC, and other audio formats. Adjust quality, bitrate, and sample rate for optimal results.

Video to Audio

Extract audio from video files including MP4, AVI, MOV, MKV, and WebM. Convert your video soundtracks to any audio format.

100% Private

All conversions happen in your browser. Your files never leave your device.

Batch Processing

Convert multiple audio files at once with batch processing. Apply the same settings to all files for efficient workflow.

Technical Specifications

MP3 Input:
  • Older lossy compression
  • Bitrates: 128-320 kbps
  • Universal compatibility
  • Less efficient compression
AAC Output:
  • Advanced lossy compression
  • Better quality at same bitrate
  • Preferred by Apple and streaming services
  • More efficient file sizes

Frequently Asked Questions