Audio Trimmer: Cut & Trim Audio Files Online Free
Trim and cut audio files to the exact length you need
Drop a file here or click to browse
MP3, WAV, M4A, FLAC, AAC, and more · first 30 min free
- 99%
- Accuracy
- 99+
- Languages
- Anytime
- Cancel, no contract
- Free
- 10 min every month
Why use Audio Trimmer?
Precise Timing
Set start and end times down to the millisecond for frame-perfect cuts and trims.
Keep Original Quality
Trimming preserves the original audio quality. No re-encoding needed for same-format output.
Any Audio Format
Trim MP3, WAV, M4A, FLAC, AAC, OGG, and WMA files. Export in the same or different format.
How it works
Upload Your Audio
Upload the audio file you want to trim. We support MP3, WAV, M4A, FLAC, AAC, OGG, and WMA.
Set Start & End Points
Enter the start and end time in seconds to mark the section you want to keep.
Download Trimmed Audio
Click trim and download your cut audio file. The original file is never modified.
Audio Trimmer vs typing it out by hand
Why upload-and-go beats manual transcription every time.
| Capability | CATT | Manual transcription |
|---|---|---|
| Time to first draft | Minutes per file | 8 to 10 hours per audio hour |
| Accuracy | 99% on clean audio | Depends on the typist |
| Speaker labels | Automatic | Tagged by hand |
| Languages | 99+ supported | Whatever you speak |
| Exports | TXT, DOCX, PDF, SRT, VTT | Whatever you build by hand |
| Cost | Free for the first 30 minutes | Your time, every time |
Simple pricing
Free for 10 minutes a month. Paid plans start at $9.99.
Cancel anytime. Try the free plan before you upgrade. See all plans
Frequently asked questions
Yes. Upload your audio, trim it to 30 seconds or less, and export as MP3 or M4A for use as a ringtone on any phone.
No. When you trim without changing the format, the audio is cut without re-encoding, preserving the original quality.
Currently you can select one continuous section to keep. For multiple cuts, trim once, then upload the result and trim again.
Free trimming covers the first 30 minutes of any file. Create a free account for full-length trims.
Trim MP3, WAV, M4A, FLAC, AAC, OGG, and WMA files. Export in the same or a different format.