ToolMulti
Your everyday online toolkit

Audio to Opus

Batch convert audio files to Opus modern audio format. Supports multiple input formats with customizable quality and channels.

Tool Guide

Feature Introduction

Audio to Opus tool batch converts various audio files to Opus format. Opus is the latest lossy audio codec standardized by IETF, excelling at low bitrates with very low latency.

Supported Input Formats

- MP3, WAV, AAC, OGG, FLAC, M4A, AC3, Opus, PCM

- Other browser-supported audio formats

How to Use

  1. Click the upload area or drag audio files to the page (multi-select supported)
  2. Configure quality and channel settings
  3. Click "Batch Convert to Opus" button
  4. Wait for processing to complete
  5. Download individual files or the ZIP package

Notes

- Opus far exceeds MP3 and AAC at low bitrates

- Commonly used for Vo IP and real-time communication

- Opus forces 48k Hz sample rate