Free Audio Trimmer & Cutter

Visually cut and trim your audio files with our interactive waveform editor. Processed entirely offline in your browser for absolute privacy and zero quality loss.
content_cut

Drop Audio File to Trim

Secure visual waveform editor. Processed completely offline.

refresh Drawing Waveform...

track.mp3

Start: 00:00.0
End: 00:00.0
Slicing Audio...
Export Format

The Ultimate Online Audio Trimmer and Cutter

Whether you are trying to cut 30 seconds out of your favorite song to make a custom smartphone ringtone, or you need to trim dead air from the beginning of a podcast recording, precision is key. While complex software like Audacity or Adobe Audition can handle this, they are often too difficult to learn and require heavy installations.

That is why we created the ultimate free audio trimmer. With our visually intuitive, interactive waveform editor, you can pinpoint the exact millisecond you want to cut, isolate the perfect soundbite, and download it instantly.

Total Privacy Guaranteed: Audio files—like personal voice notes or unreleased music tracks—are highly sensitive. Our tool is built using Client-Side architecture. Your files are NEVER uploaded to an external server. The trimming and exporting process happens 100% offline inside your web browser's memory.

How to Cut an MP3 or WAV File Offline

Our web-based audio cutter gives you studio-grade editing capabilities without the steep learning curve. Follow these simple steps to trim your audio:

  1. Upload Your Track: Drag and drop your audio file (MP3, WAV, OGG, or M4A) into the secure upload zone. The browser will instantly decode the audio and draw a beautiful visual waveform.
  2. Select the Range: Use your mouse or touchscreen to drag the left and right edges of the selection box. The highlighted blue area represents the portion of the audio that you will keep.
  3. Preview the Cut: Press the "Play" button to listen exclusively to your selected region. Adjust the sliders until the start and end points are perfect.
  4. Export and Download: Choose your desired export format (MP3 for small file size, or WAV for lossless quality) and click "Trim & Download." Your browser will instantly slice the file and save it to your device.

Who Uses a Browser-Based Audio Cutter?

Because our tool processes files instantly without requiring internet bandwidth to upload large tracks, it is the perfect solution for a variety of creators:

  • Smartphone Users (Ringtone Makers): Ever wanted a specific chorus of a song as your alarm? Just upload the song, drag the sliders over the 15-second chorus, and export it directly to your phone.
  • Podcasters and Interviewers: Often, the first 2 minutes of an interview are just microphone checks and casual chat. Quickly trim away the intro and outro before publishing your episode.
  • Video Editors & Animators: If you downloaded a 5-minute sound effect track but only need a single 3-second "whoosh" sound, use our visual waveform to locate the exact peak of the sound effect and extract it.

Frequently Asked Questions

Yes, our audio trimmer is 100% free. There are no daily limits, no paywalls, and we never degrade the quality of your audio exports to force you into a premium plan.
Absolutely not. We utilize the HTML5 Web Audio API, which allows your own web browser to process the audio locally on your device. Your files are completely safe and private.
Our engine supports almost all standard audio formats that your browser can read, including MP3, WAV, FLAC, AAC, OGG, and M4A.
If you export as a WAV, there is zero quality loss (lossless cut). If you export as an MP3, we re-encode the file at a high bitrate (192kbps) to ensure it sounds just as crisp as the original.
Yes! The tool is fully mobile-responsive. You can easily drag the waveform selection handles using your phone's touch screen.
To give you a precise, visual representation of the audio, the browser has to mathematically scan the entire file to draw the peaks and valleys of the sound. Large files may take a moment to draw.
Our tool slices the audio buffer down to the exact millisecond you select, ensuring a seamless, stutter-free cut every single time.
Yes. You can drop an MP4 video into the trimmer. It will extract the audio track, allow you to cut it, and export it as an MP3 or WAV.
Currently, this tool is designed for precise hard cuts and trimming. We recommend using dedicated mixing software if you need complex multi-track fading.
Yes! Once you have loaded this webpage, you can completely disconnect from Wi-Fi. Because the tool runs in your browser's local memory, you can trim your files on an airplane or without a signal.