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Audio Converter: Switch Between Audio Formats
Translate audio files between MP3, M4A, WAV, OGG, and FLAC with ease. Learn what each format is for and how to convert without losing quality.
Your Music Library Speaks Many Dialects

Over the years, audio has collected a crowd of formats: MP3 from the download era, M4A from Apple, OGG from open-source players, WAV from recording sessions, FLAC from collectors who want every detail. When a device or app refuses one of them, an audio converter translates it into a format that works.
The audio converter switches audio formats in your browser. Upload a track or recording, choose the format you need, and download the converted file. It takes seconds for a song and needs no installed software.
What Conversion Actually Does
Conversion decodes the audio from its current format and re-encodes it in the new one. Think of it like translating a sentence: the meaning stays the same, but the language changes. Going from a lossless format like WAV or FLAC to MP3 or M4A also shrinks the file considerably, since those formats are designed to use less space.
The Formats You Will Meet
MP3 plays on everything and is the universal choice for sharing. M4A/AAC is Apple's preferred format and common on iPhones. OGG Vorbis appears in games and open-source software. WAV is uncompressed and standard for editing. FLAC keeps full quality at about half the size of WAV, popular with collectors. Knowing which one your device wants is half the battle.
How to Convert
- Upload your audio. MP3, M4A, WAV, OGG, and FLAC inputs are supported.
- Pick the target format. Choose whatever your player or app requires.
- Set the quality. For MP3 output, 192 kbps is a solid middle ground for music.
- Download the result. Give it a clear name so it does not get lost among duplicates.
Quality Notes Worth Knowing
Converting from lossless to lossy is a one-way street for the discarded data, so keep the original if it matters to you. Converting from one lossy format to another lossy format loses a little more each time, so avoid chains like MP3 to OGG to M4A. And converting upward, from MP3 to FLAC, does not restore quality; it just makes a bigger file with the same sound. If your audio came from a video, the video to MP3 converter extracts it directly in one step.
Common Mistakes
People often convert their entire library "just in case," creating duplicates and confusion; convert only what a device actually rejects. Another mistake is trimming after converting instead of before; cut unwanted sections first with the audio trimmer so you convert less. And do not delete the original until you have played the converted file end to end.
Frequently Asked Questions
Which format works on every phone?
MP3 works on virtually every phone. M4A is equally fine on iPhones. Either will play without extra apps.
Does converting make files smaller?
Moving from WAV or FLAC to MP3 or M4A makes files much smaller. Moving between MP3 and M4A changes the size only slightly.
Can I convert back to the original format?
You can, but quality lost in a lossy conversion does not come back. Keep originals of anything important.
One Library, Every Device
Formats should not decide what you get to listen to. Convert the files that need it, leave the rest alone, and keep your music playable everywhere you go.