All-in-One Video Converter

Wondershare UniConverter (originally Wondershare Video Converter Ultimate)

  • Convert FLAC audio to MP3, WMA, M4A, AAC and 1000+ audio/video formats.
  • 30X faster conversion speed than any conventional converters.
  • Edit, enhance & trim your FLAC audio files.
  • Versatile toolbox combines screen recorder, GIF maker, fix video metadata, etc.


1. Convert Other Format to MP3+
  1. 1.1 Convert MP4 to MP3
  2. 1.2 MP4 to MP3 Converter Online
  3. 1.3 Convert MOV to MP3
  4. 1.4 Convert MOV to MP3 Online
  5. 1.5 Convert QuickTime to MP3
  6. 1.6 Convert WAV to MP3
  7. 1.7 Convert M4A to MP3 Mac
  8. 1.8 M4A to MP3 Online Converter
  9. 1.9 Convert M4A to MP3 Audacity
  10. 1.1 M4A to MP3 iTunes
  11. 1.11 M4A to MP3 Converter Free
  12. 1.12 M4A to MP3
  13. 1.13 Convert WMA to MP3
  14. 1.14 Convert FLAC to MP3 Mac
  15. 1.15 FLAC to MP3 Online
  16. 1.16 Free FLAC to MP3 Converters
  17. 1.17 FLAC to MP3 Converter
  18. 1.18 WMA to MP3
  19. 1.19 WMA to MP3 Online
  20. 1.2 WMA to MP3 Converter Free
  21. 1.21 Convert WMA to MP3 Windows Media Player
  22. 1.22 Free WAV to MP3 Converter
  23. 1.23 Convert AAC to MP3
  24. 1.24 MPEG to MP3
  25. 1.25 Convert iTunes to MP3
  26. 1.26 Convert AMR to MP3
  27. 1.27 Convert AIFF to MP3
  28. 1.28 Convert OGG to MP3
  29. 1.29 Convert M4P to MP3
  30. 1.3 Convert 3GPP to MP3
  31. 1.31 Convert MIDI to MP3
  32. 1.32 Convert Spotify Playlist to MP3
  33. 1.33 Convert WMV to MP3
  34. 1.34 Convert FLV to MP3
  35. 1.35 Convert MKV to MP3
  36. 1.36 Convert Facebook Video to MP3
  37. 1.37 Convert M4R to MP3
  38. 1.38 Convert M4V to MP3
  39. 1.39 Convert SoundCloud to MP3
  40. 1.4 Convert AVI to MP3
  41. 1.41 Convert DVD to MP3
  42. 1.42 Convert Voice to MP3
  43. 1.43 Convert M2TS to MP3
  44. 1.44 Convert MOV to MP3 Mac
  45. 1.45 Free FLV to MP3 Converter
  46. 1.46 Convert VLC to MP3
  47. 1.47 Free MP4 to MP3 Converter
  48. 1.48 Convert CAF to MP3
  49. 1.49 Convert ASF to MP3
  50. 1.5 Convert F4V to MP3
  51. 1.51 Convert WebM to MP3
  52. 1.52 Convert AC3 to MP3
  53. 1.53 Convert Opus to MP3
  54. 1.54 Convert VOB to MP3
  55. 1.55 Convert SWF to MP3
2. Convert MP3 to Other Format+
  1. 2.1 Convert MP3 to WAV
  2. 2.2 Convert MP3 to OGG
  3. 2.3 Convert MP3 to AAC
  4. 2.4 Convert MP3 to M4R
  5. 2.5 Convert MP3 to WMA
  6. 2.6 Convert MP3 to FLAC
  7. 2.7 Convert MP3 to Aiff
  8. 2.8 Convert MP3 to WMV
  9. 2.9 Convert MP3 to M4A
  10. 2.1 Convert MP3 to Ringtone
  11. 2.11 Convert MP3 to iTunes
  12. 2.12 Convert MP3 to FCP
  13. 2.13 Convert MP3 to Windows Media Player
3. MP3 Tools & Tips+
  1. 3.1 MP3 Converter for Mac
  2. 3.2 MP3 Converter
  3. 3.3 Free MP3 Converter
  4. 3.4 VEVO MP3 Converter
  5. 3.5 YouTube MP3 Converter for Android
  6. 3.6 YouTube to MP3 Converter for Mac
  7. 3.7 YouTube to MP3 Online Converter
  8. 3.8 MP3 to Text Converter
  9. 3.9 YouTube to MP3 iPhone
  10. 3.10 Download MP3 to iPhone
  11. 3.11 Convert YouTube Playlist to MP3
  12. 3.12 YouTube to MP3 Converter Not Working
  13. 3.13 YouTube Converter to MP3 for Android
  14. 3.14 Free YouTube to MP3 Converter
  15. 3.15 MP3 Player
  16. 3.16 Best MP3 Players
  17. 3.17 MP3 Sites
  18. 3.18 MP3 Ringtone Maker
  19. 3.19 Upload MP3 to YouTube
  20. 3.20 MP3 Cutter
  21. 3.21 Online MP3 Size Reducer
  22. 3.22 MP3 Tag Editor
  23. 3.23 Save Garageband File in MP3
  24. 3.24 MP3 Recorder
  25. 3.25 Remove Vocals from MP3
  26. 3.26 Export Audacity to MP3

10 Best Online FLAC to MP3 Converters to Convert FLAC to MP3 Online

FLAC which stands for Free Lossless Audio Codec is a file format which allows for free lossless compression of digital audio. The MP3 format is a lossy data compression format that works by compressing and discarding tiny and irrelevant parts of the audio file. It is also a digital audio coding format formally known as MPEG-1 or MPEG-2. This article will guide you through the best FLAC to MP3 converters online.

Part 1. Recommended FLAC to MP3 Desktop Converter (Optional)

Before you moved towards online tools, we would like to introduce you to the best and the most recommended desktop tool for FLAC to MP3 conversion. It is Wondershare UniConverter (originally Wondershare Video Converter Ultimate) which has many perks such as video file format conversions. When compared with any free FLAC to MP3 converter online, you need not keep doing the tedious job of loading a web page, as the software performs any operation swiftly.

Wondershare UniConverter - Your Complete Video Toolbox

video converter ultimate
  • Convert FLAC to MP3, WMA, M4A and over 1000 video/audio formats
  • 30X faster conversion speed than any conventional converters
  • Edit, enhance & personalize your video files
  • Burn video to playable DVD with attractive free DVD template
  • Download or record videos from 1000+ video sharing sites
  • Versatile toolbox combines fix video metadata, GIF maker, cast video to TV, Video Compressor and screen recorder
  • Stream your videos from Windows or Mac to other devices, including Chromecast, Roku, Apple TV, Xbox 360 or PS3
  • Supported OS: Windows 10/8/7/XP/Vista, Mac OS 10.15 (Catalina), 10.14, 10.13, 10.12, 10.11, 10.10, 10.9, 10.8, 10.7, 10.6
Security Verified, 5,942,222 people have downloaded it

How to Convert FLAC to MP3 with Ease

Step 1 Add FLAC Files

Download, install and launch Wondershare FLAC to MP3 on your PC, then click add files under Convert tab to load the FLAC files you wish to convert to MP3 format.

Step 2 Choose MP3 as Output Format

Next, click Inverted triangle icon besides Convert all files to: to get a list of output formats, go to Audio > MP3 and select your desired audio quality in the right.

choose mp3 as output format

Step 3 Convert FLAC to MP3 Format

Click Convert or Convert All to proceed with FLAC to MP3 conversion.

convert flac to mp3 format

Step 4 Get Converted .MP3 Files

To get or view your converted file, click on the Converted tab or click on the folder icon to see the path in which your converted file has been saved.

get converted mp3 files

Part 2. Top 10 FLAC to MP3 Online Converter You Must Know

1. Online UniConverter (originally

Online UniConverter (originally is a free FLAC to MP3 converter online that has superb capabilities. The tool offers the conversion of multiple file formats with instant execution. The site is also legit with a smart design. It is easy to use and supports both audio and video conversions. One can batch convert the files too.

How to Convert FLAC to MP3 Online Using Online UniConverter (originally

  1. Click + to add your FLAC file to be converted.
  2. Move to Convert to: and choose MP3 under Audio as output format.
  3. Click Convert to change FLAC to MP3 format online.
  4. Download and save your converted MP3 file after conversion.

flac to mp3 online


  • Supports many file formats.
  • No pestering ads.
  • High-quality output.


  • You need to give it some time to understand its complete feature list.

2. Docspal

This free FLAC to MP3 converter online is elegantly designed and very easy to use. docspal has a simple yet easily understandable design. It performs remarkably and can convert to many file formats. It thus supports many file type conversions such as documents, image, and video file format conversions.

convert flac to mp3 online


  • Supports multiple file formats including document, image, and video conversions.
  • It is easy to use.
  • It also stores the converted file on the site.


  • It can only convert a maximum of five files at once.
  • It only stores the converted file for five days before it is permanently removed.

3. Flac to MP3 online

FLAC to MP3 online free conversion is the purpose of this site. The FLAC to MP3 online site is designed to strictly convert audio files and you can be certain of high-end converted files with this tool. FLAC to MP3 online conversion is a two-step process using this tool.

online flac to mp3


  • Straightforward tool.
  • Good quality conversions.
  • Supports many audio file format conversions.


  • Only supports audio file conversions.
  • Does not support batch file conversions.

4. FileZigZag

FileZigZag is a FLAC to MP3 converter free online that is efficient. It has more features with cutting-edge performance. It has got an advanced converter feature that simplifies all conversion operations. To convert FLAC to MP3 online is easy and fun since the page is understandable making it easy to convert files.

online flac to mp3 converter


  • It has got more features such as the advanced converter.
  • File conversion is fast and easy.
  • It is a free converter.


  • To enjoy more perks, one has to register an account.
  • Time-consuming during retrieval of the converted file, as one has to wait for it to be sent via email.

5. AConvert

Convert FLAC to MP3 online free using aconvert. It is a wonderful tool with exemplary performance. The tool is steady and easy to use as well. It supports many file format conversions too. For online FLAC to MP3 conversion, the process is detailed on the site making the whole process simple and fun.

convert flac to mp3 online free


  • Advanced conversion.
  • Can be used to convert many file formats ranging from image, document to video files.
  • Stores the converted file.


  • Requires some knowledge for advanced conversion.
  • Too many ads on the page.

6. Convertio

convertio is a free online FLAC to MP3 converter that is easy to use. The performance of the tool is terrific. The tool has a simplified design for easy conversion. One is also required to sign up an account to get the converted file and use more features. convertio is a free online FLAC to MP3 converter.

flac to mp3 converter free online


  • Simple and easily understandable file format conversion.
  • Has got many other features such as batch conversion abilities and the OCR.


  • One has to sign up for an account to use certain features such as ad removal.
  • One can also not get the converted file unless they sign up.

7. FreeFileConvert

Using freefileconvert is simple and easy. This online FLAC to MP3 converter has got many other reliable tools such as the ability to split, encrypt and decrypt files. It supports many formats as well and can be used by or on any device.

flac to mp3 online free


  • Simplified conversion operation.
  • It's a free online tool.
  • Multiple or batch file conversion ability.


  • Registration of an account is necessary to get the converted file.
  • Slow batch conversion speed.

8. Online-convert

With a simplified design, online-convert is a straightforward tool to convert FLAC to MP3 online free. The site supports more conversion settings that bring about a great quality of the converted file. The online FLAC to MP3 converter supports more advanced settings that include the ability to change the audio bitrate, sampling rate, and audio channels as well as the ability to trim or normalize audio. These bring about remarkable quality of the converted file.

free flac to mp3 converter online


  • High-end conversion settings.
  • Good quality conversions.
  • Save the converted file on the user account created for later download.


  • Sign up or login is required to activate the conversion ability.
  • Don't have batch processing abilities.

9. Zamzar

Zamzar is a FLAC to MP3 converter free online that comes in handy when one wants to convert FLAC to MP3 online and is easy to use. It supports many file formats as well. The mode of operation does not require much work as the site is easy to use.

flac to mp3 online converter


  • Remarkable conversion speed.
  • Simplified mode of operation.
  • One gets the file expressly delivered to their email, no need to register.


  • To use more features, one has to register an account.
  • It is time-consuming, before the retrieval of the converted file to and from email.

10. Onlineconverter

This a lightweight site with marvelous execution speed for FLAC to MP3 online free conversion. onlineconverter is simple to use and supports numerous file formats. To convert FLAC to MP3 online, please follow the detailed steps on the page.

free convert flac to mp3 online


  • A lightweight site with a good conversion speed.
  • No account is needed.
  • This tool supports numerous formats.


  • The page has got too many ads.
  • No batch conversion ability.

To sum up, we have listed the top 10 online FLAC to MP3 converters. So, now you have a good list of choices to select from. Although every software has its own importance, the best choice for you would be to go for Wondershare UniConverter.

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