Home Page

Free online audio converter

Support for all formats. Process your files quickly, with no installation required.

Convert to

Rated 4.8/5 based on 850+ reviews

How to Convert Audio to FLAC

1

enjoy audio. enjoy yourself

Upload your source audio file

in WAV, MP3, M4A, AAC, AIFF, OGG, WMA, or another supported format.

2

enjoy audio. enjoy yourself

Select FLAC as the target format

and choose your preferred sample rate and bit depth.

3

enjoy audio. enjoy yourself

Adjust optional settings

such as mono or stereo channels and FLAC compression level.

4

enjoy audio. enjoy yourself

Click “Convert Now”

and download your lossless FLAC audio file.

Why Choose Our FLAC Converter?

Lossless Audio Quality

Convert your audio files to FLAC format without losing any sound quality. FLAC uses lossless compression to preserve every detail of the original recording while creating significantly smaller files than uncompressed WAV or AIFF audio. It is ideal for music collections, professional recordings, audio production, and long-term archiving.

🔐

Efficient Lossless Compression

Reduce audio file sizes without removing any audio information. Our FLAC converter delivers the same sound quality as the original source while saving valuable storage space. Choose your preferred compression level to balance conversion speed and final file size without affecting playback quality.

🎧

Broad Audio Format Compatibility

Convert popular audio formats including WAV, MP3, M4A, AAC, AIFF, OGG, and WMA to FLAC. Whether you are preserving studio recordings, organizing a lossless music library, or preparing audio for professional editing, our converter provides a simple and reliable conversion process.

💫

Flexible Audio Settings

Customize sample rate, bit depth, channel configuration, and compression level before conversion. Choose 16-bit audio for standard music playback or 24-bit audio for professional production and high-resolution recordings. Preserve the original settings or adjust them for your specific workflow.

FAQ

FLAC stands for Free Lossless Audio Codec. It compresses audio files without removing any sound information, allowing the original audio data to be restored during playback. FLAC is an excellent choice for music libraries, professional recordings, editing, and long-term archiving because it provides full audio quality with smaller files than uncompressed WAV or AIFF.

No. FLAC uses lossless compression, so converting a lossless source such as WAV or AIFF to FLAC preserves the original audio quality. However, converting a lossy source such as MP3 or AAC to FLAC cannot restore audio information that was already removed during the original compression.

FLAC compression levels typically range from 0 to 8. Lower levels convert faster but create slightly larger files, while higher levels take longer and may produce smaller files. All compression levels preserve exactly the same audio quality. Level 5 provides a practical balance between conversion speed and file size for most users.

Choose 16-bit FLAC for standard music playback, CD-quality audio, and smaller files. Use 24-bit FLAC for professional recording, mixing, mastering, or genuine high-resolution source material. Converting a 16-bit or lossy source to 24-bit will not improve its original sound quality.