Private audio utility
See an audio waveform
Open an audio file to visualize its loud and quiet moments. Decoding and drawing happen locally, so the file never leaves this page.
3 of 3 free waveform views left today
What a waveform shows
A waveform maps amplitude over time. Taller peaks usually mean louder sounds; narrow quiet sections can reveal pauses, line boundaries, or edit points. It does not judge delivery quality, but it is useful alongside SceneDub's take comparison.
Best for
- Finding pauses in a voice recording
- Checking loud and quiet sections
- Reviewing line boundaries
- Inspecting a take before transcribing or dubbing
Key features
- Local audio decoding
- Waveform drawing
- Duration inspection
- Pause and peak visibility
- No upload required
Limits to know
- Works only with audio formats your browser can decode
- Does not upload or repair files
- Does not master, normalize, or clean audio
- Waveforms show amplitude, not acting quality or transcript accuracy
Questions this tool answers
Frequently asked questions
Does the waveform viewer upload my file?
No. Decoding and waveform drawing happen locally in the browser.
What does an audio waveform show?
It shows amplitude over time, which can reveal loud moments, quiet sections, pauses, and rough edit points.
Can I export a waveform image?
Not in the current version. The tool is focused on quick inspection.
Why will my file not open?
The browser may not support the file's codec or container. Try a common format such as WAV, MP3, M4A, OGG, or WebM.