AIFF to WAV conversion adjusts file format (sample rate, bit depth, channel number, bitrate) to playback at different types of audio apparatus. Read this step-by-step guide on how to convert AIFF audio file to/from WAV format. Watch the video manual.

June 18, 2023 updated | since April 27, 2019

Author: Yuri Korzunov,
Audiophile Inventory's developer with 25+ year experience in digital signal processing,
author of the articles that make audio easy for beginners

Convert AIFF to/from WAV file

To convert AIFF to/from WAV (on Mac, Windows):

  1. Launch audio converter software AuI ConverteR 48x44.

  2. Open .aiff file.
  3. Choose WAV output format at the main window Format list.
  4. Set sample rate and bit depth in the main window.
  5. When 24-bit input file is reduced to 16 bit, set Dithering on (check ON and OFF and use, that sound better for you).
  6. Select a target directory (watch video).
  7. Push Start button. Wait until the end of the conversion and look for converted stuff placed in the target directory (selected in goal 6).


WARNING: DVD-audio/video, Blu-Ray, DVD/BluRay/CD ISO are NOT supported.
For Modula-R version, SACD ISO, DSF, DFF are supported in proper configurations.
For ISO tracks, DSF, DFF longer than 3 minutes, FREE edition mutes 2-second silence in the output middle and has other restrictions
Free version has processing sound quality identical commercial editions.


Watch and share: How to Convert AIFF, WAV, FLAC, mp3 and other files



AuI ConverteR has several price/functionality options that allow saving your budget for the required functionality. You can expand Modula-R abilities later by purchasing new modules. Unlimited-time license, major updates (... 10.x > 11.x > 12.x > ... versions) are paid.

WARNING: Modula-R modules (parts of AuI ConverteR’s functionality) are NOT compatible with Free version.
ADD-ON modules work with certain CORE modules only (see details).
The module is license key received in order email. To activate module functionality, enter its key in Modula-R executable.
All "Modula-R" modules together have "PROduce-RD"'s abilities.
Full-featured "PROduce-RD" version is like a discount on price of full module kit of "Modula-R" version.

To expand functionality, module(s) (compatible with purchased major version number) may be ordered separately.
Modula-R license cannot be replaced with PROduce-RD.

* All prices on this page are in U.S. dollars without V.A.T. and other applicable taxes and fees. The prices are recommended. Information on this page is not a public offer.



Watch and share: Target Directory Management


Set output format
Set output format



  • AIFF and WAV sample rates: up to 1536 kHz2
  • AIFF bit depth: up to 32 bit2
  • WAV bit depth: up to 64 bit / 64 bit float2
  • WAV with size more than 4 GBytes (RF64) is supported2
  • Export metadata is supported.


Conversion sound quality: AIFF to WAV

AuI ConverteR has 2 output frequency bands by user option and according to the target audio file format:

  • "Optimized" / "Optimized G5" 20 kHz;
  • "Non-optimized..."
    [minimum among input and output sample rates]/2 (Settings > General > Filter mode);
  • "Non-optimized wide..."
    [minimum among input and output sample rates]/2 (Settings > General > Filter mode);
  • "Optimized G5" 20 kHz with shorter ringing length (lesser distortions).


Use minimum phase filter switch checked / unchecked to minimum / linear phase, respectively.

To convert live concert, opera and same albums: at the AuI ConverteR main window > Parameters tab > check True gapless mode switch 2

To check sound quality download FREE version.



In the Settings > General tab:

  • Use minimum phase filter... unchecking state is recommended.
  • Dithering mask depth... slider recommended set to the most left position. Try different slider positions to fit your taste.
  • Don't make DSP... check for bit-perfect conversion. Sample rate and bit depth set "as input".

Check more about  sound quality issues >



How to convert ISO (aka SACD ISO) to mp3 on Mac and Windows



Frequently Asked Questions AIFF WAV

Is AIFF the same as WAV?

For the best sound quality, AIFF and WAV may be converted losslessly (bit-perfect).

Both formats contain chunks (data blocks). However, AIFF has other byte order comparing WAV.


Can you convert AIFF to WAV?

Yes. You can convert AIFF to WAV. Read the guide...



How do I convert AIFF to WAV on Mac?

Read here >


How do I convert an audio file to WAV?

Read here (open an audio file instead AIFF) >


How do I convert AIFF to m4a?

Read here (select output format m4a instead WAV) >


Read more