Trim and cut MP3 songs, voice recordings, and podcasts online for free. Set start and end markers, preview live waveforms, apply smooth fade effects, and download clean audio.
Trim MP3 songs, podcasts, and voice recordings with precision right in your web browser. Set exact start and end markers on an interactive sound wave scrubber, preview your selection with instant playback, apply smooth fade-in and fade-out volume curves to avoid clicks, and export clean audio files in seconds.
Step-by-Step Walkthrough
Step 1
Upload your MP3, WAV, M4A, or AAC audio file, or click Try Sample Audio.
Step 2
Drag the start and end handles on the sound wave or fine-tune with +/- time buttons.
Step 3
Choose Fade In and Fade Out lengths to ensure a smooth transition.
Step 4
Click Trim & Download Audio to save your high-quality sound file immediately.
Pro Tip for Best Output Quality
Processing runs in browser memory, so extremely large multi-hour recordings require sufficient device RAM.
Audio files must not be DRM copy-protected.
Key Capabilities & Features
Sound wave visualizer
Zoom from 1x to 4x to inspect beats, vocal phrases, and audio peaks.
Dual marker playheads
Drag intuitive start and end handles or use millisecond-precision step buttons.
Smooth volume fades
Add customizable fade-in and fade-out to prevent sudden clicks and pops.
Private in-browser processing
Audio files slice securely on your device with zero server uploads.
Recommended Creative Use Cases
Frequently Asked Questions
Ready to try Audio Cutter & MP3 Trimmer?
Open the tool directly inside your browser. Completely free, zero file uploads, and no watermarks on your exports.