Trim Audio in 3 Simple Steps
No account, no installation, no waiting. Open the tool, select your file, and export in seconds.
Select Your File
Click the drop zone or drag and drop your audio or video file. Supports MP3, WAV, AAC, FLAC, OGG, M4A, MP4, MKV, AVI, MOV, and WebM.
Set Start & End Points
Listen to the waveform preview, then drag the orange handles or type exact timestamps. Precision down to 0.1 seconds.
Download Your Clip
Click "Start Trim" and your browser processes the file locally. The trimmed MP3 is ready to download in seconds — no waiting for a server.
Why Choose MediaTailor Trim?
Built for precision, speed, and privacy. Everything you need for clean audio cuts.
Interactive Waveform
See your audio visually. Click anywhere on the waveform to jump to that position, and drag the red handles to define your trim range precisely.
Millisecond Precision
Enter exact start and end times with 0.1-second accuracy. Perfect for music beds, podcast clips, sound effects, and ringtone cutting.
Video Audio Extraction
Add MP4, MKV, AVI, or MOV — MediaTailor automatically strips the video and processes only the audio track, saving time and output size.
100% Private Processing
Your files are processed in your browser using WebAssembly. They never leave your device. No cloud, no storage, no risk of data exposure.
Fast Local Performance
After the one-time FFmpeg engine download (~30 MB, cached by browser), all processing is as fast as your CPU — no network latency involved.
Completely Free
No subscription, no watermark, no file size limits imposed by the tool. MediaTailor is free to use for everyone, forever.
Works With All Major Audio & Video Formats
Whether your source is a music file, podcast, or video recording, MediaTailor handles it.
| Format | Type | Input | Notes |
|---|---|---|---|
| MP3 | Audio | ✓ Yes | Most common audio format |
| WAV | Audio | ✓ Yes | Uncompressed, lossless |
| AAC / M4A | Audio | ✓ Yes | Apple & streaming standard |
| FLAC | Audio | ✓ Yes | Lossless compressed |
| OGG / Opus | Audio | ✓ Yes | Open-source formats |
| MP4 | Video | ✓ Yes | Audio track extracted automatically |
| MKV / AVI / MOV | Video | ✓ Yes | Audio track extracted automatically |
Who Uses MediaTailor Trim?
From podcasters to musicians to social media creators — everyone who works with audio needs a reliable trimmer.
Podcasters
Remove dead air, cut intros/outros, or isolate a quote for social media clips. Quick and precise trimming without heavy DAW software.
Musicians
Cut a sample from a longer recording, trim silence from the start of a track, or extract a chorus for an audio preview.
Content Creators
Extract the audio from a video clip, trim it to the perfect length, and use it as a background track or voiceover.
Ringtone Makers
Cut your favorite 30-second segment from any song and export as MP3 ready for use as a ringtone or notification tone.
Frequently Asked Questions
Everything you need to know about trimming audio online with MediaTailor.