Free Music Converter for Mac OS, Windows [Software]
audio file converter for music production and hi‑end audio

Free Music Converter for Mac OS, Windows [Software]

Audio converter

AuI ConverteR 48x44 is a free music file converter for Mac and Windows. It's sound-quality abilities are intended for music production and music lovers. Supports popular audio formats. Keep reading...

AuI ConverteR 48x44 free music converter software

AuI ConverteR 48x44 free music converter software

    Convert music format for:
        digital audio players (DAP),
        music servers and streamers,
        car stereo.

    Multichannel and stereo
    Sample rates up to 1411/1536 kHz
    Auto loudness normalizing

The music converter usage


Key features

  • studio quality of sound processing
  • easy-to-use graphical user interface
  • fast technical support


Target musical devices and software

  • computer
  • audiophile music server
  • hi-fi portable music player
  • mp3 player
  • mobile phone
  • car stereo
  • player software
  • music editor software
  • other


Supported formats

  • WAV, FLAC, AIFF, ALAC, mp3, m4a, ogg, APE, CDA* and other supported
  • DSF, DFF, ISO in Free version converted with 2 second silence in the middle of output song.

* - under Windows only



  • The music converting software provide professional digital signal processing (altering resolution - sample rate, bit depth and dithering) of musical files
  • The converting program have full sound-processing quality, that identical commercial versions. But, during batch processing in the middle of second and next converted songs (in order of original files at input list), 2 second silence is present
  • During conversion the software transfer metadata (artwork, track, album, performer, year, etc.) from original file to converted one. FLAC, WAV, AIFF, DSF, mp3 are supported
  • Editing metadata (song, album, performer name, cover artworks, etc.) without group editing ability. FLAC, WAV, AIFF, DSF are supported (see below)
  • non-English symbol metadata support
  • iTunes compatibility metadata by user option
  • Support external format codecs. Read more about codecs here.


Watch and share: Free music converter


Sound abilities

  • Individually adjusted resampling filter of each combination of input/output sample rates
  • Optimization to DAC mode
  • Resampling filter without pre-ringing mode
  • 64-bit float point (double precision) signal processing
  • Audiophile Inventory's algorithms of sound processing


AuI ConverteR options

  • Batch music conversion PCM to PCM (DSF, DFF, ISO don't supported) is available in Modula-R (Base module), Lite edition.
  • Batch music conversion DSF, DFF, ISO, PCM (WAV, FLAC, AIFF, mp3,...) to PCM (WAV, FLAC, AIFF, mp3,...)  (output DSF don't supported) is available in Modula-R, all included PROduce-RD editions.
  • Batch music conversion DSF, DFF, ISO, PCM (WAV, FLAC, AIFF, mp3,...) to DSF files is available in configurable Modula-R and all included PROduce-RD editions.
  • Faster converting may be applied with multi-CPU parallel processing of several files - 1 file per 1 CPU core. It is provided by Modula-R (Parallel module), all included PROduce-RD.
  • Editing of metadata and album artwork assigning are provided by Modula-R (Metadata editor module) and all included PROduce-RD.


Read more


November 29, 2022 updated | since May 5, 2017

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Read about supported formats and third-party codecs

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