Convert Music Files to MP3: The Ultimate Music Converter

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Convert Music Files to MP3: The Ultimate Music Converter

21 August 2023 Amanda J. Brook Senior Product Manager

Last update by William Davis at 8 November 2026

Summary
Convert music files into MP3 format for device compatibility using this comprehensive guide on various music converters with step-by-step instructions.

Table of contents

I, MP3 and other common audio files

II. Free Music File Converter

1. Renee Audio Tools
2. Renee Video Editor Pro
3. iTunes software
4. VLC Media Player software
5. Convertio online conversion tool
6. Aconvert online conversion tool

III. How to edit MP3 audio files

I, MP3 and other common audio files

There are many audio formats with different effects. Converting to MP3 ensures maximum playback support across devices. Understanding common music formats can help make the right conversion choices.

MP3

MP3 audio files use MPEG-2 Audio Layer III compression for easy encoding and decoding. The format offers high compression rates, smaller file sizes, and widespread compatibility with devices. However, for higher audio quality, other formats may be more suitable.

FLAC

FLAC is a lossless audio codec that compresses files up to 60% of their original size without compromising sound quality. It offers better music enjoyment compared to MP3 and is supported by most general players.

WAV

WAV is an audio format developed by Microsoft Corporation for Windows platform. It is widely supported and preferred for music creation due to high audio quality. WAV files are encoded using PCM uncompressed, supporting multiple audio bits, sampling frequencies, and channels, resulting in a large file size unsuitable for mobile players.

WMA

WMA (Windows Media Audio) is an audio format by Microsoft to replace MP3. It includes WMA Pro for high-resolution audio and WMA Lossless for compression without quality loss. WMA compresses files to small sizes while maintaining sound quality, offering better quality at lower frequencies. Windows users can open WMA files with a double-click, but users of other operating systems may have compatibility issues compared to MP3.

AAC

AAC (Advanced Audio Coding) is a lossy compressed audio format that typically achieves higher sound quality and smaller file sizes compared to MP3. AAC-encoded audio files can have extensions like .aac, .m4p, and .m4a, with m4p being protected by DRM and m4a being for unprotected AAC files. This format is commonly used in iTunes downloads and Apple Music.

Comparison between various audio formats:

audio file	MP3	FLAC	WAV	WMA	AAC
type	lossy compression	lossless compression	uncompressed	Lossy/lossless compression	lossy compression
extension name	.mp3	.flc	.wav/ .wave	.wma/ .wmv	.aac/ .m4a/ .3gp/ .m4r
Compressed file size	up to 90%	up to 60%	no compression	up to 60%	up to 90%
Popularity	high	middle	middle	high	high

To avoid file incompatibility, converting all audio files to MP3 format is recommended. MP3s have a reduced file size, allowing for more storage and faster network transmission. They can also be opened on various operating platforms. The following will detail popular music converters and how to convert music files to MP3.

II. Free Music File Converter

A music converter changes audio files from one format to another, such as converting an incompatible file to MP3. This is a quick solution when files can’t be played on certain devices or software. For details on MP3 conversion, read on.

1. Renee Audio Tools

Renee Audio Tools is a multifunctional audio editing software that includes an audio conversion tool, audio recording tool, audio editing tool, and CD burning tool. It supports MP3, MP2, M4A, WMA, ACC, AC3, FLAC, WAV, AMR, OGG, APE, MKA, and other formats. The tool is easy to operate, secure, and free from malicious advertisements.

Input format: MP3, AAC, AC3, AIFF, AMR, AU, FLAC, M4A, M4R, AVI, MKV, MP4, MOV, M2TS, M4V and other audio/video formats.

Output audio formats: MP3, AAC, AC3, AIFF, AMR, AU, FLAC, M4A, M4B, M4R, MKA, MP2, OGG, RA, VOC, WAV, WMA.

Professional Audio Editor – Renee Audio Tools

CutterArbitrarily cut and clip audios in MP3, ACC, FLAC and APE formats. Many effects, such as fade in/out, speed adjustment, music mixing and volume adjustment, are available.

ConverterConvert music files between all audio formats, including MP3, M4A, ACC, OGG, AAC, FLAC and the others. It can also convert the video format into MP3.

RecorderRecord computer sounds from streaming media and microphone at the same time and output into multiple audio formats.

JoinerMerge music files into one regardless the original file formats. The output format and quality can be set, too.

CD BurnerBurn multiple music files into CD, DVD and also make APE or BIN image file.

Compatible with: Windows 11 / 10 / 8.1 / 8 / 7 / Vista / XP (32bit/64bit)

CutterArbitrarily cut and clip audios in diffrent formats. Many effects, such as fade in/out, speed adjustment, music mixing, are available.

ConverterConvert music files between all audio formats, including MP3, M4A, ACC, OGG, AAC, FLAC and the others. It can also convert the video format into MP3.

RecorderRecord computer sounds from streaming media and microphone at the same time and output into multiple audio formats.

Full Version Download

32321 users has downloaded and enjoyed it!

The steps to convert various music files into MP3 files are as follows:

① First, you need to install Renee Audio Tools on your Windows computer, then open the software and click (Converter).

② Click “Add File” to import the audio file, choose “MP3″ as the output format, select the export location, and choose the audio quality. Click “Start” to begin the conversion process.

Wma vs mp3 click to select the target audio files in renee audio converter

use renee audio tools to convert wma to mp3 on win not mac

2. Renee Video Editor Pro

Renee Video Editor Pro is a full-featured video editing tool with a multimedia format conversion function. It can quickly convert music/video files into MP3 and supports batch conversion of mainstream audio formats like MP3, WAV, WMV, AAC, and FLAC.

Input format: MP3, AAC, AC3, AIFF, AMR, AU, FLAC, M4A, M4R, AVI, MKV, MP4, MOV, M2TS, M4V and other audio/video formats.

Output audio formats: MP3, AAC, AC3, AIFF, AMR, AU, FLAC, M4A, M4B, M4R, MKA, MP2, OGG, RA, VOC, WAV, WMA.

The steps to convert to MP3 files are as follows:

① First, download and install Renee Video Editor Pro on your computer.

Professional Audio Editor – Renee Audio Tools

CutterArbitrarily cut and clip audios in MP3, ACC, FLAC and APE formats. Many effects, such as fade in/out, speed adjustment, music mixing and volume adjustment, are available.

ConverterConvert music files between all audio formats, including MP3, M4A, ACC, OGG, AAC, FLAC and the others. It can also convert the video format into MP3.

RecorderRecord computer sounds from streaming media and microphone at the same time and output into multiple audio formats.

JoinerMerge music files into one regardless the original file formats. The output format and quality can be set, too.

CD BurnerBurn multiple music files into CD, DVD and also make APE or BIN image file.

Compatible with: Windows 11 / 10 / 8.1 / 8 / 7 / Vista / XP (32bit/64bit)

CutterArbitrarily cut and clip audios in diffrent formats. Many effects, such as fade in/out, speed adjustment, music mixing, are available.

ConverterConvert music files between all audio formats, including MP3, M4A, ACC, OGG, AAC, FLAC and the others. It can also convert the video format into MP3.

RecorderRecord computer sounds from streaming media and microphone at the same time and output into multiple audio formats.

Full Version Download

32321 users has downloaded and enjoyed it!

② Open the software and select (Video Toolbox) to enter.

select video toolbox in Renee Video Editor

③ Enter the video editing page, and click (Add Files) to import the music file to be converted. Select MP3 audio format in the output format column; choose the location to save the audio in the output folder column. Click the (Start) button to begin the conversion, and the converted MP3 files will be automatically saved to the preset folder.

output and save mp3 with renee video editor pro

3. iTunes software

iTunes is a multimedia player developed by Apple Inc. It can convert audio formats and is available for Windows and Mac systems for free. Converting songs to MP3 format allows the original copy to be preserved. The user interface may vary, but the steps are generally the same. If you have music files in iTunes that are not in MP3 format, you can convert them to MP3.

Input formats: MP3, AIFF, WAV, MPEG-4, AAC, Apple Lossless
Output audio formats: MP3, AIFF, WAV, AAC, Apple Lossless

The specific conversion operation is as follows:

① Open iTunes and click to enter iTunes Preferences.

Mac: From the menu bar at the top of your computer screen, choose (iTunes) > (Preferences).
Windows: From the menu bar at the top of the iTunes window, choose (Edit) > (Preferences).

click to file and select preferences in itunes

② Click the (General) tab, and then click (Import Settings).

③ Click the menu next to (Use when importing), then select (MP3 Encoder), and click (OK) to save the settings.

④ Select the song you want to convert in your library, select (File) > (Convert) > (Create MP3 Version), and start the audio conversion. Then the song in its original format as well as the converted MP3 song will appear in your library.

4. VLC Media Player software

VLC Media Player is a free and open-source media player for desktop and mobile platforms. It can play a variety of media files and CDs, as well as convert audio/video formats. Use VLC for fast audio file conversions.

Input formats: MP4, Webm, TS, OGG, ASF, MP3, FLAC, CD.
Output audio formats: Vorbis (OGG), MP3, FLAC, CD.

The specific operation steps are as follows:

① Download and open VLC software, click (Media) > (Convert/Save) in the menu bar.

② Click (Add) in the new window to select the music file to be converted, and click (Convert/Save) after the selection is complete.

③ Finally, in the (configuration file) option, select (Audio – MP3) audio format, and after selecting the save location in (target file), click (Start) to convert the music file.

5. Convertio online conversion tool

Use Convertio online conversion tool to quickly convert audio files without downloading them. Compatible with all operating systems, upload music files from computer, Dropbox, Google Drive, or URLs. Supports over 300 file formats and free to use, with a 100MB file size limit.

Input audio format: AIF, AIFC, AAC, M4A, MP3, MPEG, WAV, WMA, OGG, VOX, etc.
Output audio format: APE, CDA, FLAC, MOV, MP2, MP3, OGG, RAW, VOX, WPL, WMA, WAV, etc.

Online conversion link: https://convertio.co/

The specific operation steps are as follows:

① Open the conversion link in the browser, click (Choose File), and upload the audio file to be converted.

② Select the MP3 format to be converted, and click (Convert). After waiting for the conversion to complete, you can download it.

6. Aconvert online conversion tool

Aconvert is an online audio file converter similar to Convertio. It supports files up to 200MB from Dropbox, Google Drive, URL, or computer. Aconvert offers batch conversion, allows multiple file uploads, and lets you set the bit rate and sample rate. It generates a QR code on the download page for easy access on tablet or smartphone.

Input audio format: MP2, MP3, OGG, RM, WAV, WMA, FLAC, etc.
Output audio format: WAV, WMA, OPUS, AMR, MKA, M4A, FLAC, AU, AAC, OGG, etc.

Online conversion link: https://www.aconvert.com/audio/

The specific operation steps are as follows:

① Click the (File) or (Link) button to switch between local files and online files. Click the (Choose File) button to select a local file or enter an online file URL.

② In the target format column, select (MP3); you can also set the bit rate and sample rate.

③ Click the (Convert now) button to start the conversion, wait for the conversion to complete, and then download it. If the conversion fails, the converter will automatically switch to another server and retry the submission, please wait patiently.

III. How to edit MP3 audio files

With the multiple conversion methods above, you should have successfully converted your music files to MP3 files. If you have other audio editing needs, you can continue reading the content introduced below. For editing MP3 files, Renee Audio Tools can also help you.

Renee Audio Tools is a powerful software for audio editing that meets basic needs, supports CD burning, and allows for editing and burning MP3 files to CD. Completely free to use, it offers features such as cutting, mixing, adjusting speed, and equalizing sound in the main interface.

Professional Audio Editor – Renee Audio Tools

CutterArbitrarily cut and clip audios in MP3, ACC, FLAC and APE formats. Many effects, such as fade in/out, speed adjustment, music mixing and volume adjustment, are available.

ConverterConvert music files between all audio formats, including MP3, M4A, ACC, OGG, AAC, FLAC and the others. It can also convert the video format into MP3.

RecorderRecord computer sounds from streaming media and microphone at the same time and output into multiple audio formats.

JoinerMerge music files into one regardless the original file formats. The output format and quality can be set, too.

CD BurnerBurn multiple music files into CD, DVD and also make APE or BIN image file.

Compatible with: Windows 11 / 10 / 8.1 / 8 / 7 / Vista / XP (32bit/64bit)

CutterArbitrarily cut and clip audios in diffrent formats. Many effects, such as fade in/out, speed adjustment, music mixing, are available.

ConverterConvert music files between all audio formats, including MP3, M4A, ACC, OGG, AAC, FLAC and the others. It can also convert the video format into MP3.

RecorderRecord computer sounds from streaming media and microphone at the same time and output into multiple audio formats.

Full Version Download

32321 users has downloaded and enjoyed it!

Some common audio editing operations are described below:

1. Cut audio

After adding the file, click (Cut), and then you can cut the audio by dragging the slider or preset the start time and end time.

listen to the part after it has been cut in renee audio tools

2. Audio mixing

Click (Mix) > (Load Music) to add the music to be mixed; click the music, drag the slider, or preset the start and end time to specify the mixing period of each piece of music.

3. Audio speed adjustment

Click (adjust speed) to adjust the playback speed, (1.00) means normal speed playback, less than 1 means slow speed, greater than means fast.

adjust speed of the audio file within renee audio tools

4. Equalize the sound

To ensure harmony in sound mixing and audio production, adjust each audio piece to avoid volume discrepancies. Click (Mix), select the audio, then slide left or right in (Volume Adjustment) to adjust the volume.