Free · No sign-up

Free Online Audio Converter

MP3, WAV, FLAC, AAC, OGG, OPUS, M4A — convert audio and pull the sound from MP4 videos with no sign-up and no watermarks. 9 formats, right in your browser.

Click to upload or drag and drop a file here
Audio: MP3, WAV, FLAC, OGG, M4A. Video: MP4, MOV, AVI, MKV
Up to 5 GB

How to convert audio online in 3 steps

1

Upload a file

Click the upload area or drag and drop an audio or video file. MP3, WAV, FLAC, OGG, M4A, AAC, MP4, MOV, AVI, MKV — up to 5 GB.

2

Choose format

Choose the output format: MP3, WAV, FLAC, AAC, OGG, OPUS, M4A, WMA or AIFF. Set the bitrate from 64 to 320 kbps.

3

Download the result

Click Convert and download your file. Conversion is powered by FFmpeg, the professional open-source audio engine.

Why choose our audio converter

Free, no sign-up

No accounts, subscriptions or hidden fees. Convert as many files as you want.

Fast conversion

Server-side conversion with FFmpeg. Files are ready in seconds — no queues, no waiting.

9 audio formats

MP3, WAV, FLAC, AAC, OGG, OPUS, M4A, WMA, AIFF. All popular formats in one place.

Extract audio from video

Upload an MP4, MOV, AVI or MKV and the audio track is automatically extracted in the format you choose.

Works in your browser

No software to install. Works on iPhone, Android, Windows, Mac and Linux.

Audio transcription

Turn audio into text in 50+ languages, and translate the transcript into any language.

Free Online Audio Converter — MP3, WAV, FLAC, AAC, No Install

MyKreaTool is a free online audio converter with no sign-up and no watermarks. Convert audio files between MP3, WAV, FLAC, AAC, OGG, OPUS, M4A, WMA and AIFF right in your browser. You can also extract audio from video — upload MP4, MOV, AVI or MKV and get an audio file in the format you need. Conversion runs on FFmpeg, the professional open-source audio engine used by studios around the world. Files are deleted from the server right after download. Works on desktop, iPhone and Android with no apps to install.

Audio Converter FAQ

How do I convert audio online for free without installing software?

Upload an audio or video file, choose one of 9 formats (MP3, WAV, AAC, FLAC, OGG, OPUS, M4A, WMA, AIFF), pick a bitrate and click “Convert”. Then download your file. Nothing to install — it all works right in your browser.

How do I extract audio from an MP4 video to MP3 online?

Upload an MP4, MOV, AVI, MKV or any other video file. Choose MP3 and the quality you need (64 to 320 kbps). The service pulls the audio track from the video and saves it as a separate MP3 file. Great for podcasts, lectures and music from YouTube and Rutube videos.

How do I convert MP3 to WAV online?

Upload an MP3 file and choose WAV. WAV is an uncompressed, lossless format used for audio editing in professional software (Audacity, Adobe Audition, Logic Pro, GarageBand). WAV files are much larger than MP3.

How do I convert audio to FLAC without losing quality?

FLAC is a lossless compression format. Upload a WAV, AIFF or other audio file and choose FLAC. The file shrinks by 30-50% with no loss in sound quality. Ideal for archiving music collections and Hi-Fi listening.

What's the best format for music?

MP3 (192-320 kbps) is the universal choice, compatible with every device. AAC/M4A offers better quality at the same size and is ideal for Apple. FLAC is lossless, for audiophiles and Hi-Fi systems. OGG/OPUS are open formats for streaming and messaging apps. WAV/AIFF are for professional editing.

How do I make an iPhone ringtone from an MP3?

Upload an MP3 and choose M4A (iTunes). iPhone ringtones need to be in M4R format, so rename the downloaded M4A file and change the extension to .m4r. iPhone ringtones can be up to 30 seconds long. On Android, you can use the MP3 as is.

Which audio formats are supported for input and output?

Input: MP3, WAV, FLAC, OGG, M4A, AAC, WMA, AIFF, OPUS and any video format (MP4, MOV, AVI, MKV, WebM, FLV). Output: MP3, WAV, AAC, FLAC, OGG, OPUS, M4A, WMA, AIFF — 9 popular audio formats.

How do I convert audio on my phone without an app?

Open the page in your mobile browser (Safari on iPhone, Chrome on Android), upload audio or video, choose a format and bitrate, and download the result. Works on all modern smartphones with no app to install.

What affects audio quality during conversion?

Bitrate (kbps) is the main quality setting. 320 kbps is a high MP3 bitrate; the result depends on the quality of the source. 192 kbps is the standard for most tasks. 128 kbps is medium quality with a compact size. 64 kbps is the minimum, for voice recordings and podcasts. Also note: WAV, FLAC and AIFF can't restore detail already lost in a compressed source.

Is this online audio converter really free with no sign-up?

Yes. It's completely free: no sign-up, no ads, no watermarks and no limit on conversions. Files are processed on our server. Results stay available to re-download for a limited time and are then deleted automatically. No subscriptions.

How do I convert OGG to MP3 online?

Upload an OGG file (from Telegram, WhatsApp or browser games), choose MP3, set the bitrate and click “Convert”. This online OGG converter is free, needs no sign-up and delivers results in seconds.

How do I convert audio for use in a video editor?

For DaVinci Resolve, Adobe Premiere and Final Cut Pro, we recommend WAV or AIFF (uncompressed, lossless audio). For iMovie, use M4A or WAV; for Audacity, WAV or FLAC. Pick the format in our converter and download the file for your edit.

Is audio conversion safe? What happens to my files?

Uploaded files are processed on our server only during conversion, and the source file is deleted afterward. The result stays available to re-download for a limited time, then is deleted automatically. We don't store or use your audio. Safe and private.

What is the OPUS format and when should I use it?

OPUS is a modern open-source audio codec. It delivers excellent quality at a tiny file size (better than MP3 at the same bitrate). Telegram, Discord and WebRTC use it for voice messages. Choose OPUS for the web and messaging apps.

Can I convert multiple files?

Right now, the converter handles one file at a time. No need to reload the page — just click the upload area again after downloading your result. Batch conversion is coming soon.

People also use
Video ConverterMP4, MOV, MKV, AVI onlineDocument ConverterPDF to Word, Excel and backImage to Text (OCR)Extract text from an image
Found this tool useful?
🎉
Create an account
Sign up in 30 seconds — just your email, no password
All tools in one place
No password — sign in with email
Pay only for what you use
✉️
Check your email
We sent a code to
🎉
Welcome!
Thanks for signing up. Your tools are ready.
RUEN
Sign in