Audio Editor

🎵 Overview

The audio trimmer helps you cut, splice, and crop audio. It supports many formats and runs locally with WebAssembly FFmpeg to protect your privacy.

📋 Supported Formats

• Input: MP3, WAV, FLAC, AAC, OGG, M4A, WMA, and other common audio formats.
• Output: MP3, WAV, FLAC, AAC, OGG, M4A, and other common audio formats.

💡 Steps

1. Click the upload area or drag an audio file into it.
2. Set trim options (start time, end time, etc.).
3. Choose output format and quality.
4. Click "Trim" to start processing.
5. When finished, the trimmed file downloads automatically.

🎯 Use Cases

• Trim and crop audio content.
• Remove unwanted intro or outro sections.
• Extract highlights from longer recordings.
• Adjust duration for different platforms.
• Convert or compress audio formats.
• Create ringtones and alert sounds.

⚠️ Notes

• Maximum file size is 100MB.
• The first visit may take longer while WebAssembly FFmpeg loads.
• Do not close the page during processing.
• Use a modern browser for the best experience.
• All processing is local — files are not uploaded to a server.
• Large files may take longer to process; please wait.

❓ FAQ

• Why is the first load slow?
  WebAssembly FFmpeg must be downloaded on first use. The bundle is large, so please wait until it finishes loading.
• Which audio formats are supported?
  MP3, WAV, FLAC, AAC, OGG, M4A, WMA, and other common formats.
• Will quality drop after processing?
  We use high-quality FFmpeg settings and aim to preserve the original audio quality.
• Can I process multiple files at once?
  Only one file at a time. Upload files one by one for batch work.