What Is FLAC File Format – Everything You Want to Know

Author: Rocabella
Publish date
Mar 27th, 2024
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√ Convert any audio and video
√ Convert FLAC to/from MP3, WAV, etc.
√ Edit audio bitrate, sample rate, channel, etc.
√ Trim or merge FLAC
√ Compress and download

Quick Navigation
Part 1. What is FLAC File Format?
Part 2. How to Play FLAC Files?
Part 3. How to Convert an FLAC File?
Part 4. Comparison of FLAC VS MP3 VS WAV
The Bottom Line
FAQs about What is a FLAC Files
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What does FLAC mean? What is a FLAC file? How to open FLAC files? In this guide, we’ll break down everything you need to know about this audio format. In addition, you will also learn what the differences between FLAC, MP3, and WAV are, to make the right choice for your listening needs.

Part 1. What is FLAC File Format?

What is FLAC File Format
What is FLAC File Format

FLAC, short for Free Lossless Audio Codec, is a popular audio file format. It employs a lossless compression algorithm, meaning that it retains the original audio information during compression and decompression. Therefore, FLAC files are ideal for archiving music collections as they offer compact file sizes without compromising sound quality.

Part 2. How to Play FLAC Files?

Besides providing high-fidelity sound quality, FLAC also shows great compatibility with a wide range of playback software and devices. Most operating systems, such as Windows, macOS, and Linux, have built-in support for FLAC files. This means that you can just double-click on the FLAC file, and it will automatically open and play using the default media player.

Alternatively, you can choose to open it with a third-party FLAC player. Many popular media players support FLAC decoding. Here we list some for your reference:

Windows:

  • VLC Media Player
  • KM Player
  • GOM Player
  • Real Player
  • Winamp
  • foobar2000

Mac:

  • VLC Media Player
  • Audirvana
  • Colibri
  • JustPlay
  • VOX
  • JustPlay

iPhone:

  • VLC Media Player
  • VOX
  • Doppler
  • FLAC Player+
  • Flacbox

Android:

  • VLC Media Player
  • Lark Player
  • Music Player & MP3 Player
  • Poweramp
  • AIMP
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Part 3. How to Convert an FLAC File?

There is another way to play FLAC files more easily. Convert it to a format supported by your target using a FLAC audio converter. Here we highly recommend WonderFox Free HD Video Converter Factory. This is a free yet powerful audio converter, letting you convert FLAC to MP3, WAV, AAC, WMA, etc., and vice versa. Additionally, if needed, you can adjust audio settings such as codec, sample rate, bitrate, channels, and volume to manage the output quality.

Download and install this freeware on your PC. Then learn how to convert FLAC with simple clicks:

Free download Download for Free
Free download Download for Free

  • Launch the program and enter Converter.
  • Directly drag and drop all your FLAC audio files into the workspace for a batch conversion.
  • Click the format image on the right and go to the Audio section. Select a needed format like MP3.
  • Set an output folder and click Run to start the conversion.
How to Convert an FLAC File
How to Convert an FLAC File

Part 4. Comparison of FLAC VS MP3 & WAV

Two common alternatives to FLAC are MP3 and WAV formats. But do you know what the differences are and when to choose FLAC? To help, we’ve created a comparison table and outlined some important factors you should consider when deciding which format to use, including audio quality and file size. For full details, check out the comparison chart below:

 

FLAC

MP3

WAV

File extension

.flac

.mp3

.wav

Compression
type

Lossless

Lossy

Uncompressed

Quality

High-fidelity, retains original audio quality

Some loss of audio data but good enough for most listeners

Maintains original CD-quality audio

File size

Generally larger file sizes due to the preservation of original audio quality

Smaller file sizes due to the lossy compression

Larger than FLAC due to uncompressed format

Compatibility

Supported by many music players, phones (with apps), and hi-fi systems

Most widely supported audio format

Compatible with most operating systems and media players

History

Developed by Xiph.Org Foundation in 2001 as an open-source alternative to other lossless formats, gaining popularity among audiophiles.

Developed in the early 1990s, becoming the most popular digital audio format due to its balance of quality and file size.

Introduced by Microsoft in 1991 for Windows. Became widely adopted for its quality and simplicity.

The Bottom Line

What is FLAC file format? Hopefully, this article has made it clear. Plus, with the recommended player and converter in our article, you can now immerse yourself in the world of lossless audio.

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FAQs about What is a FLAC Files

1. Are FLAC files better than MP3?

The answer depends on your priorities and how you plan to use the audio files. If you prioritize the audio quality and are willing to sacrifice some storage space, then choose FLAC. But if you have limited storage on your device and are with a slight trade-off in audio quality, MP3 is a better choice.

2. What are FLAC files used for?

Known for its ability to compress audio without any loss in quality, FLAC files are commonly used for archiving music collections, lossless audio editing, Hi-Fi audio streaming, mastering and distribution in professional audio production.

3. Is FLAC or WAV better?

FLAC and WAV both offer highest possible audio quality, but they differ in file size and compatibility. FLAC provides a good compromise on file size, while for broader compatibility, WAV performs better.

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