runconvert-logo

    Convert MP3 to FLAC Files Online for Free.

    Free online tool to convert mp3 to flac files quickly and securely. No installation required – start converting your files in just a few clicks!

    Convert MP3 to FLAC Online for Free

    Looking to turn your MP3 file into a FLAC? We've got you covered.

    MP3 (MPEG-1 Audio Layer III) is a popular audio compression format that is widely used for storing music, podcasts, audiobooks, and other audio files. It uses lossy compression, meaning some audio data is discarded to reduce the file size while maintaining reasonable sound quality. It’s typically used in MP3 (MPEG-1 Audio Layer III)?.

    FLAC (Free Lossless Audio Codec) is an audio compression format that allows for lossless compression of digital audio files. Unlike MP3 and other lossy formats, FLAC retains the full quality of the original audio while reducing the file size. Commonly found in FLAC (Free Lossless Audio Codec)?.

    Why Convert MP3 to FLAC?

    • To stream or upload audio efficiently.
    • To avoid needing specific apps to open the file.
    • To ensure your file size is smaller for faster sharing.
    • To make files easier to open across devices.

    Benefits of This Conversion

    • Optimized performance for web or mobile use.
    • Smaller file sizes without compromising quality.
    • More secure sharing and reduced editing risk.
    • Improved compatibility across browsers and apps.

    Use Case Scenarios

    • Your website needs a lightweight version of your MP3 to upload as FLAC.
    • You’re importing spreadsheet data from MP3 into a system that only accepts FLAC.
    • You're sending a MP3 resume and want it as a FLAC to lock formatting.

    Conversion Tips

    • Avoid converting lossy formats multiple times.
    • Use high-resolution files for best quality results.
    • Convert only what you need to reduce processing time.

    Programs That Open FLAC Files

    • FLAC files can be opened with various audio players such as VLC Media Player, Foobar2000, and Winamp. Many music players for smartphones, like Android's default player or Apple's Music app, also support FLAC.
    • On macOS, players such as Audirvana or VLC can be used to play FLAC files. If you're using Windows, ensure that your audio player supports FLAC or install the appropriate codec.

    Did You Know?

    • Did you know? PDF stands for Portable Document Format.
    • CSV files are just plain text — super lightweight!
    • MP3 compression can reduce file size by up to 90%.

    Useful Resources

    How It Works

    How to Convert MP3 to FLAC

    STEP 1

    Click inside the file drop area to upload your MP3 file or drag & drop it.

    STEP 2

    Select FLAC as the output format and click the 'Convert' button.

    STEP 3

    Download the converted FLAC file instantly after conversion.

    STEP 4

    You can also send a link to the converted file via email. (Optional)

    Enterprise-Grade Security

    Protecting Your Data is Our Top Priority

    At RunConvert, we prioritize your data's security during every file conversion. Our advanced encryption protocols ensure that your files are protected throughout the entire process. Whether you're converting documents, images, or audio files, we host all our operations in secure data centers with constant monitoring, ensuring the safety of your information. We are committed to protecting your privacy by never storing your files longer than necessary and never sharing your data with third parties. With RunConvert, you can trust that your files are handled with the highest level of security, giving you peace of mind with every conversion.

    End-to-End Encryption

    Your files are encrypted from upload to delivery with AES-256 encryption standards.

    • Zero-knowledge architecture
    • TLS 1.3 protocol

    Secure Access Control

    Multi-factor authentication and role-based access management for your entire organization.

    • SAML & SSO integration
    • Audit logging

    Protected Storage

    Redundant, encrypted storage systems with geo-distributed backups and disaster recovery.

    • 99.99% uptime SLA
    • Automatic failover

    File Verification

    Automated integrity checks and malware scanning on all files before processing.

    • Real-time threat detection
    • Version control

    Security Certifications & Compliance

    We maintain the highest industry standards for data protection

    ISO 27001
    GDPR Compliant
    HIPAA
    SOC 2 Type II
    4.5 /5
    5,488 verified customer reviews!

    How would you rate your experience with our service?

    Rating Distribution

    5
    72%
    4
    18%
    3
    6%
    2
    3%
    1
    1%

    What Our Users Say

    Don't take our word for it – here's what users think about Runconvert.

    Saved me hours of work

    I had to convert multiple PDFs to Word for editing. This tool made it so easy and preserved all the formatting perfectly. The batch processing feature is a game changer.

    Michael T

    Professional quality

    As a graphic designer, I need reliable conversion tools. This site delivers professional quality every time. The image conversions maintain resolution and color accuracy.

    Elena R

    Fast and reliable

    I've tried many conversion tools but this one is by far the fastest and most reliable. No watermarks, no quality loss, and the interface is so intuitive.

    David K

    Rated 4.5/5 based on 5400+ reviews. Showing our latest reviews.

    Trustpilot