How to Convert MP3 to WMA Online?

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How to Convert MP3 to WMA Online?

19 January 2020 Ashley S. Miller Specialist of Customer Service Dept.

Last update by James Smith at 8 November 2026

Summary
WMA is compatible well with Windows. What is different between MP3 and WMA? Do you know how to convert MP3 to WMA? Answers are in this essay.

Content

Part 1: MP3 and WMA

Part 2: Convert MP3 to WMA with Renee Audio Tools

Part 3: Convert MP3 to WMA Online

1. Online UniConverter
2. Convertio
3. Apowersoft

Part 1: MP3 and WMA

MP3

MP3, fully known as MPEG Audio Layer 3, is the digital audio coding and the lossy compression format. When the sounds are compressed and saved as MP3, the high-frequency part will be removed and the low-frequency part be kept. Therefore, it can achieve 88%-90% reduction of the original sounds. That is good to store and use.

WMA

WMA, fully known as Windows Media Audio, is the common audio format for portable digital player. Generally, the compression ratio can be up to 1:18 and the generated file is only two thirds of the MP3 file. Therefore, it is suitable for streaming media and mobile devices. Besides, WMA has well confidentiality, especially WM7 and the latter versions with digital certificate for encryption. Those files without the certificate cannot be copied to the local and be played.

Compared with MP3, the file size of WMA can be smaller. The audio quality of WMA is also better even under the lower bit rate. If your disk space is inadequate, you should try to convert MP3 to WMA. Besides, WMA is the specific format for Microsoft, compatible with Windows well. If you usually use Windows Media Player or the other Windows players to play audio files, it is suggested that you convert MP3 to WMA.

So, how to convert MP3 to WMA?

Part 2: Convert MP3 to WMA with Renee Audio Tools

When converting formats, you should try Renee Audio Tools.

Renee Audio Tools is the free audio editing software. It can easily record sounds, cut and merge audio files, convert formats and add the other audio effects. You can even rip from CD and burn audio files to CD. This multifunctional, easy and utility software can fulfill all your needs in editing audio files.

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.

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Use Renee Audio Tools to convert MP3 to WMA:

① Download and install Renee Audio Tools.

② Open the software and click [Converter].

③ Click [Add Files] to select the target MP3 file.

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

④ Set WMA as the output format. Finally, click [Start] to convert MP3 to WMA.

Besides format conversion, Renee Audio Tools can cut and merge audio files. The functions can fulfill most of users’ needs.

Part 3: Convert MP3 to WMA Online

Of course, you can convert MP3 to WMA online.

However, it always takes a long time to upload the file and convert the format. After that, you have to wait for downloading the converted file. Meanwhile, the conversion will fail due to the network and the computer configuration. The ads on the web pages will affect the operations.

1. Online UniConverter

Next, we will show you how to convert MP3 to WMA on Online UniConverter.

① Get access with Online UniConverter.

② Drag and drop to add the target file.

drag and drop to add files to uniconverter

③ Set WMA as the output format. Then, click [CONVERT].

convert mp3 to wma in online uniconverter

④ Click [Download] to download the converted file.

download the converted file from wma to mp3 in online uniconverter without windows media player

2. Convertio

Convertio is also an online converter. Many formats are available on this website.

change mp3 to m4a convert wav to m4a online convertio

3. Apowersoft

Apowersoft is a free online audio editor. It runs based on the specific launcher. After installing the launcher, you can skip the ads. Besides for converting formats, it can cut audio files. However, as an online editor, it depends on the network pretty much. It is hard to edit the large files on this website.