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File converter / Audio / Convert to MP3 / AAC converter / MP3 to AAC

Convert MP3 to AAC

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Choose file to convert to .aac
or drag and drop file

You can convert MP3 file to AAC as well as to variety of other formats with free online converter.

How to convert mp3 to aac?

How to convert aac to mp3?
Step 1

Upload mp3-file

Select mp3 file, which you want to convert, from your computer, Google Drive, Dropbox or drag and drop it on the page.
Step 2

Convert mp3 to aac

Select aac or any other format, which you want to convert.
Step 3

Download your aac-file

Wait till your conversion process will be completed and click download converted aac file.

Online and free mp3 to aac converter

Fast and easy
Just drop your mp3 files on the page to convert aac or you can convert it to more than 250 different file formats without registration, giving an email or watermark.
Don't worry about security
We delete uploaded mp3 files instantly and converted aac files after 24 hours. All files transfer with secured an advanced level of SSL encryption.
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You don't need to install any software. All mp3 to aac conversions make in the cloud and don't use any resources of your computer.

MP3 Audio File

File extension .mp3
File category audio
Description

MP3 is one of the most popular coding formats for digital audio. For many music lovers, there is more to MP3 than just validating the sound of the songs they like.

Here are some of the characteristics and advantages of using MP3:

  1. MP3 files are compressed audio files, which mean that they can be easily distributed across different devices.
  2. Because of the smaller size of the files, there is little or no loss in sound quality.
Technical details

How to create and how to open an MP3 file

Do you want to create a new MP3 file instead of downloading one from the Internet? Have you already created one, but you are not sure of how to access or open it?

Here are some tips to get you started.

How to Create an MP3 File

Creating an MP3 file is easy. You can use software or the tools available on your smartphone and computer.

The most popular way for creating an MP3 file is to use the built-in microphone on your computer. To locate the microphone, enter the search term “Sound Recorder” on your computer’s search bar. Record your message or voice note. After that, you can save it as a WAV file before looking for software online to convert it to an MP3 file.

Tools Used to Open an MP3 File

After converting the recording you made from a WAV file to an MP3 file, you can use your Windows Media Player to open it.

Alternatively, you can use many other tools and programs to open your MP3 file. Some of the popular ones are:

  1. 1. VLC Media Player
  2. 2. Winamp
  3. 3. GOM Media Player

Which other formats MP3 can be converted into and why

MP3 is not the only format for digital audio sounds. It will interest you to know that most music lovers prefer alternative digital sound formats to MP3 because the latter is roundly claimed to have a lower audio quality because of the decreased size of the audio file.

With that being said, here are some of the alternative formats that MP3 files can be converted to:

  1. 1. AAC
  2. 2. MPEG-H 3D Audio
  3. 3. WMA
  4. 4. WAV
  5. 5. OGG

AAC is the most popular digital audio format for MP3 files because it has a better sound quality than MP3. That is because it can conveniently handle sample frequency up to 48 channels.

You need to perform format conversion for MP3 so you can enjoy better studio quality that is better than the compressed audio quality that MP3 offers.

Programs
Microsoft Windows Media Player
VLC media player
MPlayer
jetAudio
Zune
Audacity
Apple iTunes
Plex Media Center
Amarok
Xine
Totem
Developer Moving Picture Experts Group
MIME type
audio/mp3
audio/mpeg3
audio/mpg
audio/mpeg
audio/x-mpeg
audio/x-mpeg-3
audio/mp3
audio/x-mpegaudio
audio/x-mpg
audio/x-mp3

Advanced Audio Coding

File extension .aac
File category audio
Description

A proprietary format with lossy compression, which have been created as an alternative for MP3 with a higher quality of coding. Overtones out of human perception are being removed. AAC is two times less than MP3, which means 1/10 of CD digital data.

The format has been widely used since 1997 as the seventh release of the MPEG-2 family. As hardware players supply it, the format is highly demanded by music fans. It has been widely spread in Apple production and is being used by default in iTunes.

Technical details

The format conception is similar to MP3, but it is more advanced. Being able to execute larger compression, it is represented as a separate segment of MPEG-4 standard used to create compact audio files. AAC is highly efficient with variable and continuous bitrate, with a sampling frequency of 8-96 kHz.

The current version complies with the standard of ISO/IEC 14496-3. Compression is performed based on an auditory masking effect that provides data reduction with no deterioration for sound quality.

Programs
Microsoft Windows Media Player
VLC media player
MPlayer
Foobar2000
Winamp
Apple iTunes
Audacity
Developer Bell Labs, Dolby Laboratories, Sony, Nokia, Coding Technologies
MIME type
audio/aac
audio/aacp
audio/3gpp
audio/3gpp2
audio/mp4
audio/mp4a-latm
audio/mpeg4-generic
audio/x-aac
audio/x-m4a
audio/x-m4p
audio/x-m4b
audio/mp4a
audio/mpga

FAQ

❓ How can I convert mp3 to aac?
Firstly, select a mp3 file you want to convert or drag and drop it. Secondly, select aac or any other format you want to convert your file to. Then click convert and wait until your file is converted
⏳ How long should I wait to convert mp3 to aac?
Audio conversion usually takes a few seconds. You will convert mp3 to aac very quickly.
🛡️ Is it secure to convert mp3 to aac on OnlineConvertFree?
Sure! We delete your uploaded and converted files, so nobody has access to your information. All types of conversion on OnlineConvertFree (including mp3 to aac) is 100% safe.
📱 Can I convert mp3 to aac without software installation?
Absolutely! OnlineConvertFree doesn’t require installation. You can convert any files (including mp3 to aac) online on your computer or mobile.