Free Online MP3 Converter
MP3 Converter — One Tool, Every Format, Always MP3
You have a file and you need it as MP3. Maybe it is an MP4 from a screen recording, a WAV from a voice memo, a FLAC album someone shared, an OGG file from a game, or a video in a format you do not even recognize. It does not matter. This MP3 converter takes whatever you have and turns it into a universally playable MP3 file. Video or audio, any container, any codec — drag it in and get MP3 out. No need to figure out what format your file is. No need to search for a format-specific converter. This is the one-stop shop for converting to MP3. Twenty-plus input formats, adjustable bitrate from voice quality to studio quality, and it works right in your browser.
Drop files here or click to browse
Supports images, audio, and video files
Why People Reach for an MP3 Converter
MP3 has been around since the mid-1990s and it is still the most universally playable audio format in existence. Here is why converting to MP3 keeps making sense, even in 2026.
You Have a Video and Just Want the Audio
Recorded a lecture, a meeting, or a concert on video but only need to listen to it? Downloaded a music video and want the song as a file for your phone? This free MP3 converter pulls the audio out of any video format — MP4, AVI, MOV, MKV, WEBM, FLV, WMV — and gives you a clean MP3. No video editing software, no complex settings. This video to MP3 converter handles the extraction automatically.
Your File Is Too Big or in the Wrong Format
A 500 MB WAV file that is too large to email. A FLAC album that your car stereo cannot read. An AAC recording that your old MP3 player rejects. An OGG file that half your apps do not recognize. Convert to MP3 and these problems disappear. The file gets smaller, and it plays on literally every device made since 1998. This audio to MP3 path is the quickest fix for format and size headaches.
You Need One Format That Works Everywhere
Newer formats like AAC, OGG, and Opus are technically more efficient, but they still have compatibility gaps. MP3 has none. Every phone, computer, car stereo, Bluetooth speaker, smart TV, and media app plays MP3 without question. When you convert to MP3, you are choosing the format with zero compatibility risk. It just works, everywhere, every time.
What Makes This MP3 Converter the One You Bookmark
There are plenty of converters that handle one specific format. This one handles all of them. It is built to be the single tool you go to whenever you need MP3, regardless of what you are starting with.
Accepts 20+ Input Formats
MP4, MOV, AVI, MKV, WEBM, FLV, WMV, WAV, FLAC, AAC, OGG, M4A, WMA, AIFF, APE, OPUS, 3GP, MPEG, and more. Video files, audio files, old formats, new formats — this MP3 converter online accepts them all. Stop hunting for a different converter for every file type. One tool converts everything to MP3.
Auto-Detects Your Input Format
Not sure whether your file is AAC, M4A, OGG, or something else entirely? It does not matter. Drop the file in and the MP3 converter figures it out. It reads the file header, identifies the codec, and handles the conversion automatically. You never need to know what format your file is — the converter sorts it out and delivers your MP3.
One-Stop Shop for All MP3 Conversion
Instead of bookmarking five different converters for five different situations, bookmark this one. Need to convert a video to MP3? Done. Audio to MP3? Done. Mystery file from a coworker to MP3? Also done. This free MP3 converter replaces every format-specific tool with a single page that handles everything.
Adjustable Output Quality — 64kbps to 320kbps
Different content needs different bitrates. Speech recordings and podcasts sound perfectly fine at 64-96 kbps and the files stay tiny. General listening works great at 128-192 kbps. Music you actually care about deserves 256-320 kbps. This MP3 converter free online gives you the full range so you can match quality to purpose instead of being stuck with a one-size-fits-all setting.
Drag and Drop Mixed Formats Together
Have a WAV file, two FLACs, an MP4 video, and an OGG all sitting in the same folder? Drag them all onto the converter at once. It does not care that they are different formats. Every file gets auto-detected and converted to MP3 individually. The MP3 converter processes them all in parallel and they all come out the other side as clean, playable MP3 files.
MP3 — The Format That Works on Everything
MP3 plays on every device manufactured in the last three decades. Phones, tablets, laptops, desktops, car stereos, Bluetooth speakers, smart watches, game consoles, smart TVs, airplane entertainment systems. No other audio format comes close to this level of universal support. When you convert to MP3, you are choosing the safest possible format for playback anywhere.
How to Convert Any File to MP3
Three steps. Works the same whether you have one file or fifty, whether it is a video or an audio file, and whether you know the format or not.
Drop Your Files Into the MP3 Converter
Open the page and drag your files in. Videos like MP4, AVI, or MKV. Audio files like WAV, FLAC, OGG, or M4A. A mix of both at the same time. The converter accepts everything. You can also tap to browse your folders if you prefer.
Choose Your MP3 Bitrate
Select MP3 as the output format and pick a bitrate. Use 128 kbps for podcasts and voice recordings. Use 192 kbps for a good all-around balance. Use 320 kbps when audio quality matters most. Not sure? 192 kbps is a solid default that sounds great and keeps file sizes reasonable.
Download Your MP3 Files
Hit convert. Each file is processed in seconds. Download your MP3s individually or grab everything as a ZIP. They are ready to play on any device, upload to any platform, or share with anyone.
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MP3 Converter — Frequently Asked Questions
What file formats can this MP3 converter handle?
Pretty much everything. On the video side: MP4, MOV, AVI, MKV, WEBM, FLV, WMV, MPEG, and 3GP. On the audio side: WAV, FLAC, AAC, OGG, M4A, WMA, AIFF, APE, and OPUS. If the file contains an audio track, this MP3 converter online can extract it and encode it as MP3. You do not need to identify the format yourself — drop the file in and the converter figures it out.
Do I need to know my file's format before converting, or is it automatic?
Completely automatic. The MP3 converter reads the file header and identifies the format on its own. You could rename a FLAC to .xyz and drop it in — the converter would still recognize it as FLAC and convert it properly. This is particularly useful when someone sends you a file without an extension, or with an unfamiliar extension. Just drag it in and let the tool sort it out.
Can I convert both video and audio files to MP3 in the same batch?
Yes, and that is one of the things that makes this MP3 converter different from format-specific tools. Drag in an MP4 video, a WAV recording, a FLAC album track, and an OGG file all at once. The converter processes each one according to its format and they all come out as MP3. No need to separate your files by type or use different tools for different formats.
What bitrate should I choose for music vs speech vs podcasts?
For speech-only content like audiobooks, lectures, or voice memos, 64-96 kbps is plenty — human speech does not need much bandwidth and the files stay very small. For podcasts that mix speech with music beds or sound effects, 128 kbps works well. For music you want to enjoy, 192 kbps gives an excellent listening experience that most people cannot distinguish from the original. For archival music quality, go 320 kbps — that is the ceiling for MP3 and audibly indistinguishable from lossless for nearly everyone.
Is MP3 still the best format in 2026, or should I use something newer?
It depends on what you mean by best. Formats like AAC, OGG Vorbis, and Opus are technically more efficient — they deliver similar quality at lower bitrates. But MP3 has one unbeatable advantage: universal compatibility. Every device, every app, every operating system plays MP3 without question. No other format can say that. If you need a file that works everywhere with zero compatibility issues, MP3 is still the right choice. If you are staying within a specific ecosystem that supports newer formats, those can be good options too.
Can I convert a file to MP3 if I do not know what format it is?
That is exactly what this tool is designed for. The free MP3 converter auto-detects the input format regardless of file extension. You do not need to know whether your file is AAC, WMA, OGG, FLAC, or something else. Just drop it in. If it contains audio, the converter will find it and produce an MP3. This is the convert-to-MP3 equivalent of just throwing everything at the wall — except everything sticks.
Why would I convert FLAC or WAV to MP3 if they sound better?
Three practical reasons. First, size: a FLAC album can be 300-500 MB, while the same album in MP3 at 192 kbps is about 50-70 MB. That matters for phone storage, cloud uploads, and sharing. Second, compatibility: not every device or app plays FLAC or WAV natively. MP3 plays on everything. Third, most people genuinely cannot hear the difference between a 192+ kbps MP3 and lossless audio in normal listening conditions. Keep the FLAC as your archive copy and convert to MP3 for everyday listening.
How many files can I convert at once?
There is no built-in cap on the number of files. You can drag in dozens or even hundreds of files at once and the MP3 converter will process them all. The practical limit depends on your device's memory — a modern laptop or desktop handles large batches without any issue. For very large collections, you might want to process them in groups of 50-100 just to keep things manageable on the download side.
Will this convert protected or DRM files to MP3?
No. Files with DRM (Digital Rights Management) protection — such as purchased content from certain music stores or streaming downloads with copy protection — cannot be decoded by any standard converter. The MP3 converter works with unprotected files only. If your file plays normally in a media player without requiring a specific account or app, it is almost certainly unprotected and will convert fine.
MP3 converter vs audio converter — what is the difference?
An audio converter is a general-purpose tool that can output many different formats — MP3, WAV, FLAC, AAC, OGG, and others. This MP3 converter is specialized: it accepts any input format but always outputs MP3. The advantage is simplicity. You do not need to navigate format options or wonder which output to choose. If you know you want MP3, this tool gets you there faster with fewer decisions. If you need output in a format other than MP3, use the audio converter instead.