Related tools
M4A Cutter
Trim M4A by start and end time with waveform handles, presets, and fade controls - ideal for iPhone/AAC clips.
Cutting M4A keeps a single segment between start and end time—great for voice memos, podcasts, and music. Everything runs in your browser.
When to use M4A Cutter vs other formats
Cut M4A when your source is M4A. Convert to MP3 after cutting if you need maximum compatibility.
Compatibility
Output remains M4A and plays on Apple and most modern devices. Client-side only.
Quality considerations
AAC is efficient; choose a higher bitrate if you need maximum quality.
Example use cases
- Trim silence from an M4A voice memo.
- Extract a segment from a long M4A recording.
- Create a short clip for sharing.
Powered by Web Audio API and optimized client-side processing.