# MP3 to WAV Converter Convert MP3 audio to uncompressed WAV with optional resampling and channel selection > Canonical page: https://elysiatools.com/en/tools/mp3-to-wav - **Category:** Media - **Keywords:** mp3, wav, audio, converter, pcm, lossless, transcode ## Overview The MP3 to WAV Converter allows you to transform compressed MP3 audio files into high-quality, uncompressed WAV format. This tool provides precise control over your audio output, including options for custom sample rates, channel configurations, and metadata preservation. ## Inputs - **Audio File** (file): Upload an MP3 file to convert to WAV - **Sample Rate** (select): Output sample rate - **Audio Channels** (select): Select output channel count - **Keep Metadata (when available)** (checkbox): Preserve title/artist tags when possible ## When to use - When you need uncompressed audio for professional editing or production software. - When you need to change the sample rate or channel count of an existing MP3 file. - When you require a lossless format for archival purposes or compatibility with legacy hardware. ## How it works - Upload your source MP3 file using the file selector. - Select your preferred sample rate and channel configuration from the dropdown menus. - Toggle the metadata option if you wish to preserve existing file tags. - Click the convert button to process your file and download the resulting WAV audio. ## Use cases - Preparing audio tracks for professional DAW software that requires uncompressed WAV files. - Standardizing audio assets to a specific sample rate for video editing projects. - Converting stereo music files into mono for specific hardware or broadcast requirements. ## Frequently asked questions ### Is the output WAV file compressed? No, the output is an uncompressed PCM WAV file, which maintains the original audio quality without further compression artifacts. ### Can I convert multiple files at once? This tool is designed to process one audio file at a time. ### What is the maximum file size I can upload? You can upload MP3 files up to 50MB in size. ### Does this tool support changing the sample rate? Yes, you can choose between auto, 44.1 kHz, 48 kHz, or 96 kHz to suit your project requirements. ### Will my ID3 tags be saved? Yes, if you enable the 'Keep Metadata' option, the tool will attempt to preserve title and artist information during the conversion. ## Related tools - [WAV Compress](https://elysiatools.com/en/tools/wav-compress): Compress a WAV file by converting to MP3, AAC, OGG, or Opus - [Batch Audio Converter](https://elysiatools.com/en/tools/audio-batch-converter): Convert multiple audio files between different formats like MP3, WAV, FLAC, AAC, OGG, Opus with quality settings and batch processing - [Audio Codec Swap](https://elysiatools.com/en/tools/audio-codec-swap): Change the codec of an audio file within a chosen output format - [Audio Format Converter](https://elysiatools.com/en/tools/audio-converter): Convert audio files between different formats like MP3, WAV, FLAC, AAC, OGG with quality settings and volume adjustment - [Video Audio Extract Enhanced](https://elysiatools.com/en/tools/video-audio-extract-enhanced): Extract audio from video files with advanced options - multiple formats, quality settings, and audio enhancement - [WAV to MP3 Converter](https://elysiatools.com/en/tools/wav-to-mp3): Convert WAV audio to MP3 with bitrate, resampling, and channel options - [Audio Melody Contour Extractor](https://elysiatools.com/en/tools/audio-melody-contour-extractor): Extract a dominant melody path from audio and export MIDI, note events, a pitch contour, SVG, and JSON in one ZIP. - [Audio to Multitrack MIDI (Draft)](https://elysiatools.com/en/tools/audio-to-multitrack-midi): Split a full mix into stems (drums/bass/other/vocals) and transcribe each to MIDI — a multi-track starting point for transcription ## Samples - [Copyright-Free WAV Audio Samples](https://elysiatools.com/en/samples/wav-samples): Uncompressed PCM WAV audio samples for testing and development, mirrored from MP3 set with nature sounds and meditation music - [Copyright-Free MP3 Audio Samples](https://elysiatools.com/en/samples/mp3-samples): Collection of royalty-free audio samples for testing and development purposes including nature sounds, meditation music, and ambient audio - [Copyright-Free FLAC Audio Samples](https://elysiatools.com/en/samples/flac-samples): Lossless FLAC audio samples for testing and development, mirrored from MP3 set with nature sounds and meditation music - [Copyright-Free Raw PCM Audio Samples](https://elysiatools.com/en/samples/pcm-samples): Raw PCM s16le audio samples featuring nature ambience and relaxing music for waveform, playback, and conversion workflows ## Related content - [Make Legacy Voice and Audio Files Playable Again](https://elysiatools.com/en/hubs/voice-codec-pcm-compatibility): Diagnose codec, container, sample-rate, bit-depth, and channel mismatches, then choose a bounded conversion path for a target player or processing chain.