FREE MP3 to FLAC Converter online | WorkinTool

A free online MP3 to FLAC converter presented by WorkinTool allows you to turn lossy MP3 files to lossless FLAC audio format in batches effortlessly and instantly. High-quality audio is guaranteed.

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Four MP3 audio files at a time, within 20M.

Select file or drop file here

How to Convert MP3 to FLAC Online?

Step 1

Click the + icon or drag to upload your MP3 audio files.

Step 2

Press the Convert tab to start your conversion.

Step 3

Hit Download to get your FLAC music file(s).

What is a FLAC file?

FLAC, short for Free Lossless Audio Codec, is an open-source audio format in the extension of .flac. As it adopts lossless compression techniques, no sound quality loss is expected during the compression. Therefore, it enables you to enjoy high-quality audio files with only half of their original size.

How to play a FLAC file?

Since FLAC audio format is less common like MP3, you'd better download a third-party music player to open your FLAC music, such as VLC media player, GoldWave, aTunes, etc.
To play a FLAC file in the built-in media player in Windows or Mac, you need plugins. For example, a codec pack like Xiph's OpenCodec plugin for Windows OS while the free Fluke program for macOS.

MP3 VS FLAC

Features	MP3	FLAC	Winner
Compression	Lossy	Lossless	FLAC
Sound Quality	Relatively low quality	Very high quality	FLAC
File Size	Small	Large	MP3
Compatibility	Playable in all media players	Playable in limited media players	MP3

You can try WorkinTool's FREE FLAC to MP3 converter online to change FLAC to MP3 as well.

More Than an MP3 to FLAC Converter

WorkinTool MP3 to FLAC Converter Free Online Features

Easy to Use

WorkinTool free online MP3 to FLAC Converter usually takes three steps to complete your conversion. It is simple and convenient, so you don't have to be tech-savvy to operate it.

Batch Conversion

WorkinTool free online MP3-to-FLAC Converter enables you to change multiple .mp3 audio files simultaneously to .flac music files. So you can expect several FLAC files with just one click.

High-Quality Guaranteed

The converted FLAC audio files will be exported in high quality as your original MP3 music files do.

Super Secure

Your file safety is our priority. Please rest assured to try our virus-free MP3 to FLAC converter online, as zero security issues will happen.

Completely FREE

WorkinTool MP3 to FLAC converter online is entirely FREE for users. The MP3-to-FLAC conversion feature is entirely accessible without a license payment and compulsory registration.

Anywhere and Anytime on Any Device

WorkinTool free online MP3 to FLAC converter allows you to convert lossy MP3 files to lossless FLAC music anywhere and anytime with internet access. You can complete your MP3-to-FLAC conversion on Windows or Mac.

Desktop Software VS Online Tool

Desktop Software

Free Download For Win 11/10/8/7

Various popular container formats are supported

Custom video editing options and features

No ads involved

No need to upload files to the Internet

Work without a network connection

Faster video editing speed with better output quality

No quantitative restrictions or file size limitations

Online Tool

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No need to download. Access anywhere you want

No update hassle or system requirements to worry about

All uploaded images are safe and to be deleted within 24 hours

Support video conversion in Bulk

Custom video editing options are not available

The maximum file size of input videos is 20M

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MP3 to FLAC Converter FREE

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Free Download For Win 11/10/8/7