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FLAC to MP3Converter — Fast & Free Online

Convert lossless FLAC audio to compressed MP3 format for smaller files and universal device compatibility.

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Source
Drag and drop files here or click to browse

Drop your file here, or click to browse

Supports all major formats

Up to 50 MB (free)BATCH SUPPORT
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1CONVERTER Media Team·Audio & Video Specialists·
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How FLAC to MP3 Conversion Works

Free Lossless Audio Codec (FLAC) applies lossless compression to PCM audio, preserving the original waveform exactly while reducing file size by 40-60% versus WAV. MPEG-1 Audio Layer III (MP3) applies psychoacoustic lossy compression to remove frequencies the human ear perceives least, producing small files at acceptable audio quality. This conversion changes the file's encoding, compression method, and supported feature set. The audio is re-encoded to the target codec; converting between two lossy formats compounds generation loss, so a higher bitrate keeps it minimal. The result is a standard MP3 file readable by any compatible application. 1converter handles FLAC-to-MP3 conversion server-side: files are uploaded over HTTPS, processed on isolated cloud infrastructure, and the converted output is available for download for 24 hours before automatic deletion. No account is required for standard conversions.

Sources & specifications

How to Convert FLAC to MP3

Follow these simple steps to convert your FLAC files to MP3 format in seconds

1

Step 1

Upload your FLAC audio file

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2

Step 2

Select MP3 as output format

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3

Step 3

Choose bitrate (192-320 kbps recommended)

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Step 4

Click "Convert"

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Step 5

Download your MP3 file

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Average conversion time: Less than 2 minutes

Visual Conversion Preview

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Source file

Size:2.4 MB
Format:FLAC
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Converting...

mp3

Output file

Size:0.4 MB
Saved:-85%
85%
Size Reduction

This visualization shows the typical conversion process from FLAC to MP3 format, including expected size reduction and quality retention.

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Choose Your Conversion Quality

Select the perfect balance between quality and file size for your FLAC to MP3 conversion

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Low Quality

Smallest file, basic quality

File Size:Very Small
Speed:Very Fast
Quality Level
Recommended
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Medium Quality

Balanced size and quality

File Size:Medium
Speed:Fast
Quality Level
target

High Quality

Larger file, great quality

File Size:Large
Speed:Moderate
Quality Level
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Maximum Quality

Largest file, best possible quality

File Size:Very Large
Speed:Slow
Quality Level

tips_and_updatesQuality Selection Tips

When to use Low/Medium:

  • •Web uploads and social media sharing
  • •Email attachments with size limits
  • •Quick previews and thumbnails

When to use High/Maximum:

  • •Professional printing and publishing
  • •Archive and long-term storage
  • •When quality is more important than size

Audio Tip: For music, High quality (320kbps) is recommended. Medium quality works well for podcasts and voice recordings.

Why Convert FLAC to MP3?

Discover the advantages of converting your FLAC files to MP3 format

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Huge file size reduction

MP3 is 70-90% smaller

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Universal playback

Works on all devices

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Easy sharing

Small enough for email/messaging

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Adjustable quality

Choose bitrate to balance size/quality

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Streaming compatible

Perfect for online playback

Additional Features

169+
Supported Formats
<2 min
Average Time
24/7
Available
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Popular Use Cases

See how professionals use our FLAC to MP3 converter in real-world scenarios

1

Playing music on portable devices

Convert FLAC to MP3 for this purpose quickly and easily.

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Saving storage space

Convert FLAC to MP3 for this purpose quickly and easily.

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3

Sharing music files

Convert FLAC to MP3 for this purpose quickly and easily.

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4

Creating playlists for car stereos

Convert FLAC to MP3 for this purpose quickly and easily.

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5

Uploading to music platforms

Convert FLAC to MP3 for this purpose quickly and easily.

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Trusted by Professionals In

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FLAC vs MP3

FLAC → MP3

Source Format

FLAC

Quality:excellent
File Size:medium
Compatibility:wide

checkAdvantages

  • checkLossless quality
  • checkGood compression
  • checkMetadata support

closeDisadvantages

  • closeLarger than MP3
  • closeNot universally supported
Target Format

MP3

Quality:good
File Size:small
Compatibility:universal

checkAdvantages

  • checkUniversal compatibility
  • checkVery small files
  • checkGood quality

closeDisadvantages

  • closeLossy compression
  • closeNot lossless

FLAC → MP3

MP3 offers smaller file sizes than FLAC and runs on every major platform. Convert your existing FLAC files when the target application, platform, or workflow requires MP3.

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Frequently Asked Questions

Everything you need to know about converting FLAC to MP3

FLAC is lossless but very large. MP3 offers excellent quality at 10-15% of FLAC file size, making it practical for portable devices.
320 kbps for maximum quality, 256 kbps for great quality, 192 kbps for good quality with smaller size. Above 256 kbps, differences are hard to hear.
At 320 kbps MP3, most people cannot distinguish from FLAC on consumer equipment. Audiophiles with high-end systems may notice subtle differences.

Still Have Questions?

Our support team is here to help you with any questions about FLAC to MP3 conversion.

Contact SupportView All FAQs
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