Convert MP3 to FLAC Online
Free, easy-to-use MP3 to FLAC converter. Transform your MP3 audio files to high-quality lossless FLAC format.
MP3 to FLAC Converter
Convert your MP3 files to FLAC format quickly and easily. Upload your file and download the result.
Max file size: 50MB
Why Convert MP3 to FLAC?
Converting MP3 files to FLAC format allows you to store your audio in a lossless, high-quality format that's ideal for archiving and audiophile listening. While converting from MP3 (which is already lossy) to FLAC won't recover lost audio quality, it prevents any further quality loss during future edits or conversions and provides a stable format for long-term storage.
Benefits of Converting MP3 to FLAC
- Lossless storage - Preserve your MP3s without any further quality degradation.
- Better for editing - FLAC is preferable when you need to edit audio files.
- Archival quality - FLAC is ideal for long-term preservation of audio.
- Open format - FLAC is a free, open standard without licensing or patent restrictions.
- Metadata support - FLAC supports rich metadata tags for organizing your music library.
How to Convert MP3 to FLAC Using Our Tool
- Upload your MP3 file using the upload button or drag and drop functionality.
- Our converter will automatically select FLAC as the output format.
- Solve the simple captcha to verify you're human.
- Click "Convert MP3 to FLAC" to start the conversion process.
- Once conversion is complete, download your new FLAC file.
About MP3 and FLAC Format Differences
| Feature | MP3 | FLAC |
|---|---|---|
| Compression Type | Lossy compression | Lossless compression |
| Audio Quality | Reduced (some data removed) | Perfect (no quality loss) |
| File Size | Small | Larger |
| Bit Depth | Limited | Up to 32-bit |
| Licensing | Proprietary (licensing required) | Open source (free) |
It's important to understand that converting from MP3 to FLAC cannot restore audio quality that was already lost during the MP3 encoding process. MP3 is a lossy format, meaning that when an audio file is converted to MP3, some audio data is permanently discarded to reduce file size.
However, by converting your MP3s to FLAC, you ensure that no further quality degradation occurs in future uses of the file. The FLAC format will perfectly preserve the current state of your audio, making it an excellent choice if you want to archive your MP3 collection or if you plan to edit these files in the future. Any edits or further conversions from the FLAC file will start from this preserved state rather than potentially degrading the MP3 further.
The resulting FLAC files will be larger than the original MP3s due to FLAC's lossless nature, but storage is relatively inexpensive compared to the benefit of having your audio in a high-quality, future-proof format.
Other Audio Conversion Options
Frequently Asked Questions
Will converting MP3 to FLAC improve audio quality?
Converting MP3 to FLAC won't improve or restore audio quality that was already lost during the MP3 encoding process. However, it will preserve the current quality of your MP3 files without any further degradation. This is important for archival purposes or if you plan to edit the audio later. Think of it as "freezing" the current quality state of your MP3 files in a format that won't deteriorate further with additional processing.
Will metadata (artist, album, etc.) be preserved during conversion?
Yes, our converter preserves metadata during the conversion process from MP3 to FLAC. This includes information such as artist name, album title, track number, year, genre, and other ID3 tags present in your original MP3 file. FLAC actually supports a richer set of metadata tags than MP3, so not only will your existing metadata be preserved, but you could potentially add more detailed information to your FLAC files after conversion if desired.
How much larger will my FLAC files be compared to MP3?
FLAC files are typically 2-3 times larger than MP3 files, depending on the original MP3's bitrate. For example, a 5MB MP3 file might become a 10-15MB FLAC file. While this is larger, FLAC files are still much smaller than uncompressed formats like WAV (FLAC typically achieves 50-60% compression compared to uncompressed audio without any quality loss). With today's storage capacities, many users find the increased size to be a worthwhile trade-off for the benefits of a lossless format.