Convert WAV to MP3 offline
Convert local WAV files to MP3 files offline by JavaScript in your web browser without any software downloads or file uploads!
OUTPUT FILES:
| # | File Name | File Size | Actions |
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How to convert WAV to MP3 offline
Choose local WAV files, choose "MP3" as target audio format, then click the "CONVERT OFFLINE" button to start offline conversions in bulk. Each file can be up to 2GB. Please note this offline audio converter only works in web browsers that support new technologies such as WebAssembly, Shared Array Buffer and Site Isolation. Use online converter instead if this offline converter doesn't work in your web browser.
| Name | WAV | MP3 |
| Full name | Waveform Audio File Format | MPEG-1 or MPEG-2 Audio Layer III |
| File extension | .wav .wave | .mp3 |
| MIME | audio/vnd.wave, audio/wav, audio/wave, audio/x-wav | audio/mpeg, audio/MPA, audio/mpa-robust |
| Developed by | Microsoft & IBM | Fraunhofer Institute |
| Type of format | Audio file format, container format | Digital audio |
| Introduction | Waveform Audio File Format is a Microsoft and IBM audio file format standard for storing an audio bitstream on PCs. It is the main format used on Windows systems for raw and typically uncompressed audio. The usual bitstream encoding is the linear pulse-code modulation (LPCM) format. | MPEG-1 or MPEG-2 Audio Layer III, more commonly referred to as MP3, is an audio coding format for digital audio which uses a form of lossy data compression. It is a common audio format for consumer audio streaming or storage, as well as a de facto standard of digital audio compression for the transfer and playback of music on most digital audio players. |
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