# Batch Audio Converter Convert multiple audio files between different formats like MP3, WAV, FLAC, AAC, OGG, Opus with quality settings and batch processing > Canonical page: https://elysiatools.com/en/tools/audio-batch-converter - **Category:** Media - **Keywords:** batch, audio, converter, mp3, wav, flac, aac, ogg, opus, format, convert, multiple ## Overview Batch Audio Converter converts up to 10 audio files into MP3, WAV, FLAC, AAC, M4A, OGG Vorbis, or Opus with selectable bitrate, quality, sample rate, channel count, and metadata preservation settings. ## Inputs - **Audio Files (up to 10)** (file): Select up to 10 audio files to convert - **Output Format** (select): Select target audio format - **Bitrate** (select): Select audio bitrate - **Quality** (select): Select compression quality - **Sample Rate** (select): Select sample rate - **Audio Channels** (select): Select number of channels - **Preserve Metadata** (checkbox): Copy metadata from original files ## When to use - Convert several audio files to the same format in one batch. - Create smaller or more compatible audio files by choosing a format and bitrate. - Prepare audio with specific sample rate, mono or stereo channels, and preserved metadata. ## How it works - Select up to 10 supported audio files, such as MP3, WAV, FLAC, AAC, OGG, Opus, or M4A files. - Choose the target output format from MP3, WAV, FLAC, AAC, M4A, OGG Vorbis, or Opus. - Set optional bitrate, quality, sample rate, and audio channel preferences, or leave them on Auto. - Keep the metadata preservation option enabled or disable it, then start the batch conversion and download the converted files. ## Use cases - Convert a collection of WAV or FLAC recordings to MP3 for broad playback compatibility. - Convert audio files to Opus or OGG with selected quality settings for web and software projects. - Create consistent mono, stereo, or sample-rate versions of multiple recordings. ## Frequently asked questions ### How many audio files can I convert at once? You can select up to 10 audio files for one batch conversion. ### Which output formats are available? The available formats are MP3, WAV, FLAC, AAC, M4A, OGG Vorbis, and Opus. ### Can I choose the audio bitrate? Yes. Select a bitrate from 64 kbps through 320 kbps, depending on your output needs. ### Can I change the sample rate or channels? Yes. You can keep the original settings or choose 22.05, 44.1, 48, or 96 kHz and mono or stereo channels. ### Will the converted files keep their metadata? Yes. Metadata preservation is enabled by default and can be turned off before conversion. ## Related tools - [Audio Codec Swap](https://elysiatools.com/en/tools/audio-codec-swap): Change the codec of an audio file within a chosen output format - [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 - [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 - [Audio Chord Progression Detector](https://elysiatools.com/en/tools/audio-chord-progression-detector): Estimate an audio file's chord sequence locally and download CSV, JSON, SVG, and method notes in one ZIP. - [Audio to Text Transcriber (AI)](https://elysiatools.com/en/tools/audio-to-text-transcriber): Transcribe speech from audio (wav/mp3/m4a/flac/ogg/webm/aac) to text, SRT, VTT or JSON using the grok-stt AI model. Up to 10 minutes. - [Audio Channel Resample](https://elysiatools.com/en/tools/audio-channel-resample): Change the number of channels (mono/stereo) while keeping the same format - [Audio Splicer](https://elysiatools.com/en/tools/audio-splicer): Splice multiple audio files into one single audio file with customizable output format ## Samples - [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 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 M4A Audio Samples](https://elysiatools.com/en/samples/m4a-samples): Apple iTunes compatible M4A audio samples with AAC encoding, optimized for quality and file size balance ## Related content - [Audio Encoding and Format Conversion Tools](https://elysiatools.com/en/hubs/audio-convert): Compare audio format conversion, bitrate changes, sample-rate conversion, codec swaps, and export tools in one hub for delivery and archive workflows. - [Audio Editing and Cleanup Tools](https://elysiatools.com/en/hubs/audio-utility): Compare audio trimming, silence removal, fades, mixing, and denoise tools in one hub for podcast, voiceover, and music cleanup workflows. - [Audio Preview, Tone, and Effect Generator Tools](https://elysiatools.com/en/hubs/audio-generate): Compare audio preview generation, silence creation, ringtone building, fingerprinting, loudness reports, and effect-style audio generators in one hub. - [Audio Measurement and Inspection Tools](https://elysiatools.com/en/hubs/audio-analyze): Compare loudness, dynamic range, peak, BPM, key detection, spectral inspection, and metadata review tools in one hub for audio analysis.