🔒 Privacy First — 100% Local Processing No Upload No Tracking
Everything runs entirely in your browser. Your audio never leaves your device. No server uploads. No analytics. No cookies.
Local Only Zero Data Private

Drop audio file here

or click to browse

audio.mp3 Loaded
Duration—
Sample Rate—
Channels—
Bitrate—
File Size—
-40 dB
0.5 s
0:00 / 0:00 Remaining: 0:00
—
Original: — Edited: — Markers: 0
Original Duration —
Final Duration —
Silence Removed —
Percentage Saved —
Size Reduction —
Audio Quality —
Original 0:00
Edited 0:00
100%
75%

Audio Tools

Powerful audio processing tools to enhance your sound.

Trim Audio

Use the waveform selection to trim
Select a region on the waveform

Merge Audio

Select audio files to merge

Volume Booster

1.5x
Boost volume by 1.5x

Fade In

2.0 s
Fade in from silence over 2.0s

Fade Out

2.0 s
Fade out to silence over 2.0s

Noise Reduction

50%
Basic spectral noise reduction

Normalize

-1 dB
Normalize peak to -1 dB

Reverse Audio

Reverse the entire audio track
Reverse audio playback

Speed Changer

1.0x
Change playback speed

Pitch Changer

0
Shift pitch by 0 semitones

Stereo / Mono

Convert to Stereo

Features

Everything you need to clean up your audio in one place.

Silence Removal

Automatically detect and remove silent sections from your audio files with adjustable thresholds.

Undo / Redo

Full history of all edits. Go back or forward with a single click or keyboard shortcut.

Markers

Add markers to important points in your timeline for easy navigation and reference.

Waveform Visualization

See your audio clearly with zoomable waveform display and minimap for quick navigation.

Real‑time Statistics

Track original vs final duration, silence removed, percentage saved, and file size reduction.

Multiple Export Formats

Export to WAV, OGG, WEBM, or MP3 (AAC) with adjustable quality and normalization.

How It Works

Three simple steps to a cleaner audio file.

1. Upload

Drag and drop or click to upload your audio file. Supports MP3, WAV, AAC, OGG, FLAC and more.

2. Detect & Edit

Use the Auto‑Detect button to find silent sections, or manually select and cut/restore regions.

3. Export

Choose your preferred format and quality, then export your edited audio with one click.

FAQ

Frequently asked questions about the audio editor.

What audio formats are supported?
MP3, WAV, AAC, M4A, OGG, FLAC, WEBM, and MP4 audio streams.
Is my audio uploaded to a server?
No. All processing happens locally in your browser. Your files never leave your device.
Can I undo edits?
Yes. You can undo and redo any action using the buttons or Ctrl+Z / Ctrl+Y shortcuts.
What is the maximum file size?
The editor supports files up to 200 MB. Larger files may cause performance issues.

Blog

Tips, updates, and audio editing insights.

How to Remove Silence from Podcasts
July 15, 2026 · 4 min read
Learn how to clean up your podcast recordings by automatically removing long pauses and dead air, making your episodes more engaging.
Understanding Audio Thresholds
June 28, 2026 · 3 min read
A deep dive into how the silence detection threshold works and how to fine‑tune it for different types of audio.
Export Formats Explained
June 10, 2026 · 5 min read
Compare WAV, OGG, WEBM, and MP3 formats to choose the best one for your use case.

Privacy Policy

Your privacy matters to us.

Data Collection: We do not collect, store, or transmit any of your audio data. All processing is performed locally in your browser using the Web Audio API.

Cookies: We do not use cookies or any tracking mechanisms. Your theme preference is saved locally in your browser's localStorage.

Third‑party Services: No third‑party services are used. All code runs client‑side. No analytics, no ads, no tracking.

Terms of Service

Please read these terms carefully.

Use at Your Own Risk: This tool is provided "as is" without any warranties. While we strive for accuracy, we cannot guarantee that all silence regions will be perfectly detected.

No Liability: We are not liable for any loss of data, corrupted files, or any other damages arising from the use of this tool.

Intellectual Property: You retain full ownership of your audio files. We do not claim any rights over your content.

Disclaimer

Important legal information.

This tool is designed for educational and personal use. While it can be used for professional work, we recommend testing on a copy of your audio files before making permanent changes.

The silence detection algorithm is based on RMS energy thresholding and may not be perfect for all audio types. Always review the detected regions before exporting.

We are not responsible for any misuse or for any decisions made based on the output of this tool.

Contact

Get in touch with us.

support@silenceedit.dev

@silenceedit

github.com/silenceedit

About SilenceEdit

Built for creators, by creators.

SilenceEdit is a powerful, browser‑based audio editing tool designed to help you easily remove silence from your audio files. Whether you're a podcaster, musician, or video editor, SilenceEdit gives you full control over your audio timeline.

Why we built it: Existing tools were either too expensive or required installation. We wanted a free, private, and fast solution that works entirely in your browser.

Our mission: To make professional audio editing accessible to everyone, with a focus on privacy and ease of use.