Audio Converter Online Free — MP3 to WAV

Drop audio file here or click to upload

MP3 · WAV · AAC · OGG · FLAC — up to 100 MB

Upload your audio

Upload your MP3, WAV, AAC, OGG or FLAC file (up to 100 MB).

Choose output sample rate

Select 44,100 Hz (CD quality), 48,000 Hz (video standard) or lower rates for speech.

Select channels

Keep original, or convert to Mono (1ch) or Stereo (2ch).

Download WAV

Click "Convert & Download WAV" to save your converted audio file.

Can I convert MP3 to WAV online free?

Yes — upload your MP3, choose WAV as the format, and download. The conversion resamples using the Web Audio API.

What is the difference between 44.1kHz and 48kHz?

44.1 kHz is the CD audio standard. 48 kHz is used for video production (YouTube, video games, streaming).

Why is WAV output lossless?

WAV uses uncompressed PCM audio — all sample data is preserved with no lossy compression artifacts.

Can I convert to mono?

Yes — select "Mono (1 channel)" to mix stereo channels into a single channel, halving the file size.

Audio Converter Online Free — MP3 to WAV

Convert audio files online free. MP3 to WAV, change sample rate to 44.1kHz or 48kHz, mono or stereo. No software download needed. MusicKIK uses the Web Audio API to process everything locally in your browser — your files never leave your device.

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