2 All-Round Ways to Convert .aiff to .mp3


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The format AIFF is not a popular format among music lovers as many media players have issues recognizing it. For this reason, people are inclined to convert AIFF to MP3, a widely used music format. Hence, we're going to introduce 2 solutions for AIFF to MP3 conversion. Before diving into the step-by-step tutorial, you can read Part 1 to get a rough idea of AIFF format as warm-up.

Part 1. What is .AIFF

The AIFF refers to Audio Interchange File Format created by Apple mainly for its operating system. It has .aif and .aiff extensions featured in excellent audio quality and no signal loss. However, AIFF itself is an uncompressed file and takes up large space due to PCM coding. So the main reasons that people prefer MP3 to AIFF can be included as follows.

  • File Size: AIFF file requires large storage space because it is not compressed and it's 4 times bigger than MP3.
  • Licenses: AIFF is a bit more expensive than MP3.
  • Burn CD: When someone needs to burn a CD with music, the MP3 format allows you to save more songs on it than an AIFF format.
  • Compatibility: It is not compatible with some devices and media players because it cannot recognize it.

Part 2. How to Convert AIFF to MP3 with iTunes (Free)

iTunes is a helpful tool to convert all types of audio and video files very fast such as converting AIFF to MP3. It is a media player and multimedia content store developed by Apple to reproduce, organize and sync iPads, iPhones, iPods and it also can buy music. It is available for Mac and Windows in case you want to download it on your computer.

Here we will show you how to convert from AIFF to MP3 and to complete this task, you just need to follow the simple process. And for more information, please proceed to read the detailed tutorial below.

  1. Download and install iTunes on your computer.
  2. Select the format setting.
  3. Start AIFF to MP3 conversion.

Step 1. To start, you must download iTunes on your computer and agree to the license to complete the installation, launch it afterwards.

Step 2. Now drag and drop your desired .aiff file for converting to iTunes. After this, click on iTunes menu and select Edit > Preferences > General > Import Settings > Import Using and select MP3 Encoder as the screenshot shows. Then you will find Setting, click on it and select from the options Good Quality > OK.

convert aiff to mp3 with itunes

Step 3. Right-click on your file and select Convert Selection to MP3 to start the AIFF to MP3 conversion.

convert aiff to mp3 with itunes

Step 4. When finished, you can right click the .aiff file again and choose Get Info to know the property of the file or select Show in Finder to open the folder that saves the converted AIFF files.

convert aiff to mp3 with itunes

Part 3. How to Convert AIFF to MP3 on MAC/Win (Recommended)

Another recommended option is to use Wondershare UniConverter (originally Wondershare Video Converter Ultimate), which allows you to convert more than 1000 input and output formats, compress video file size for sending email or sharing to social media, make adjustments to videos via resolution, bitrate or framerate. Moreover, it also functions as ominipotent media player.

Wondershare UniConverter (originally Wondershare Video Converter Ultimate)

Your Complete Video Toolbox

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  • Convert AIFF to MP3, M4A and over 1000 formats
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  • Supported OS: Windows 10/8/7/XP/Vista, Mac OS 10.15 (Catalina), 10.14, 10.13, 10.12, 10.11, 10.10, 10.9, 10.8, 10.7, 10.6
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Generally speaking, to complete AIFF to MP3 conversion, all you need is to download the software to your computer > add AIFF file > choose MP3 as output format > start converting AIFF to MP3. The detailed instructions are as follows.

Step 1 After downloading, installing and launching the software on your computer, proceed Convert > Converted > Add Files and search the AIFF file you want to convert and then click on Open.

convert aiff to mp3

Step 2 Now click Inverted triangle icon beside Convert all files to: and select Audio > MP3 and choose one of the options in the left window with a double-click. If you need to do some manual adjustment like change the frame rate, you can click + Create Custom to open the setting window, then make changes as you need and click Create to save.

convert aiff to mp3

Step 3 Click Convert to start converting AIFF to MP3, or click Convert All if you have loads of AIFF files for converting. When completes, you can switch to Converted tab to fetch AIFF files now in .mp3.

convert aiff to mp3

In this new technology era, there're various tools to convert video/audio formats but not all of them are fast or guarantee the converting quality. Don't worry, both iTunes and Wondershare Video Converter Ultiamte provide fast video conversion within simple steps, converting old AIFF to universally-accepted MP3 format (compatible with any device and media players). So choose either one of them to start converting right away!

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