Batch WAV Audio Converter

Convert multiple WAV files to OGG, AAC, M4A, and OPUS formats with quality settings, bitrate control, and batch processing

Related Tags
Audio 254 Multiple 121 Files 94 AAC 20 OGG 16 Opus 15 WAV 15 M4A 8

Click to upload files or drag and drop files here

Maximum file size: 60MB Maximum files: 10
Supported formats: audio/wav, audio/wave, audio/x-wav, audio/x-wave

Preserve original filenames. Duplicate names will be automatically renamed with a suffix.

Key Facts

Category
Images, Audio & Video
Input Types
file, select, text, number, checkbox
Output Type
file
Sample Coverage
4
API Ready
Yes

Overview

The Batch WAV Audio Converter allows you to convert up to 10 WAV files simultaneously into popular compressed and lossless formats including MP3, OGG, AAC, M4A, OPUS, and FLAC. Customize your output with adjustable bitrates, quality levels, sample rates, and channel configurations while preserving original metadata and filenames.

When to Use

  • •When you need to compress large, uncompressed WAV recordings into smaller formats like MP3 or AAC for easier sharing and storage.
  • •When preparing audio assets for web, mobile, or game development by batch-converting WAV files to highly efficient OPUS or OGG formats.
  • •When standardizing a collection of audio files to a specific sample rate, channel layout, or bitrate for compatibility with specific playback hardware.

How It Works

  • •Upload up to 10 WAV files from your local device.
  • •Select your target output format and configure optional settings like bitrate, quality level, sample rate, and audio channels.
  • •Choose whether to preserve original metadata tags and maintain the original filenames.
  • •Click convert to process the files in batch and download the optimized audio outputs.

Use Cases

Converting raw studio WAV recordings to 320k MP3 files for quick client previews.
Optimizing sound effects to low-bitrate mono OGG or OPUS files for mobile game development.
Transcoding high-resolution WAV files to FLAC format to save disk space without losing audio quality.

Examples

1. Compressing Podcast Drafts for Review

Podcast Producer
Background
A producer has recorded several raw interview tracks in WAV format and needs to send them to a co-host for content review.
Problem
The raw WAV files are too large to email or upload quickly to messaging platforms.
How to Use
Upload the WAV files, select 'MP3' as the output format, set the bitrate to '192k', and check 'Keep Original Names'.
Example Config
Output Format: MP3, Bitrate: 192k, Keep Original Names: True
Outcome
The files are converted to lightweight MP3s, reducing the file size significantly while maintaining clear speech quality.

2. Optimizing Game Sound Effects

Indie Game Developer
Background
A developer has a folder of 10 high-quality WAV sound effects that need to be integrated into a mobile game.
Problem
Uncompressed WAV files will make the game installation package too large, and stereo channels are unnecessary for simple UI sounds.
How to Use
Upload the 10 WAV files, select 'OGG' as the output format, set the quality to '4', and change the audio channels to 'Mono (1 channel)'.
Example Config
Output Format: OGG, Quality: 4, Audio Channels: 1
Outcome
The sound effects are converted to mono OGG files, drastically reducing the game's asset footprint.

Try with Samples

audio, file
Copyright-Free WAV Audio Samples
Uncompressed PCM WAV audio samples for testing and development, mirrored from MP3 set with nature sounds and meditation music
title token wav,audio
audio
Copyright-Free M4A Audio Samples
Apple iTunes compatible M4A audio samples with AAC encoding, optimized for quality and file size balance
title token audio
audio
AMR Narrowband Audio Sample
AMR-NB voice audio sample for telephony playback, upload, and format conversion workflows
title token audio
audio
GSM Audio Sample
GSM encoded audio sample for telephony playback, upload, and format conversion workflows
title token audio
audio

Related Hubs

Audio Encoding and Format Conversion Tools
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
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
Compare audio preview generation, silence creation, ringtone building, fingerprinting, loudness reports, and effect-style audio generators in one hub.
Audio Measurement and Inspection Tools
Compare loudness, dynamic range, peak, BPM, key detection, spectral inspection, and metadata review tools in one hub for audio analysis.

FAQ

What audio formats can I convert my WAV files into?

You can convert WAV files to MP3, OGG, AAC, M4A, OPUS, and FLAC formats.

How many WAV files can I convert at one time?

You can upload and batch-process up to 10 WAV files in a single session.

Can I preserve the original metadata of my audio files?

Yes, by enabling the 'Preserve Metadata' option, the converter will copy tags from the original WAV files to the output files.

What sample rates are supported by the converter?

You can choose between Auto (keep original), 22.05 kHz, 44.1 kHz, 48 kHz, and 96 kHz.

Is there a file size limit for uploads?

Yes, the total size limit for the uploaded WAV files is 60 MB.

API Documentation

Request Endpoint

POST /en/api/tools/batch-wav-converter

Request Parameters

Parameter Name Type Required Description
wavFiles file (Upload required) Yes -
outputFormat select Yes -
bitrate text No -
quality number No -
sampleRate select No -
channels select No -
preserveMetadata checkbox No -
keepOriginalNames checkbox No Preserve original filenames. Duplicate names will be automatically renamed with a suffix.

File type parameters need to be uploaded first via POST /upload/batch-wav-converter to get filePath, then pass filePath to the corresponding file field.

Response Format

{
  "filePath": "/public/processing/randomid.ext",
  "fileName": "output.ext",
  "contentType": "application/octet-stream",
  "size": 1024,
  "metadata": {
    "key": "value"
  },
  "error": "Error message (optional)",
  "message": "Notification message (optional)"
}
File: File

AI MCP Documentation

Add this tool to your MCP server configuration: 

{
  "mcpServers": {
    "elysiatools-batch-wav-converter": {
      "name": "batch-wav-converter",
      "description": "Convert multiple WAV files to OGG, AAC, M4A, and OPUS formats with quality settings, bitrate control, and batch processing",
      "baseUrl": "https://elysiatools.com/mcp/sse?toolId=batch-wav-converter",
      "command": "",
      "args": [],
      "env": {},
      "isActive": true,
      "type": "sse"
    }
  }
}

You can chain multiple tools, e.g.: `https://elysiatools.com/mcp/sse?toolId=png-to-webp,jpg-to-webp,gif-to-webp`, max 20 tools.

Supports URL file links or Base64 encoding for file parameters.

If you encounter any issues, please contact us at [email protected]