Free Online Waveform Generator

Turn any track into a waveform image.

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What is this tool

AudioToolKit generates a waveform image from any audio file online for free, in your browser. The 1600 x 400 PNG shows the amplitude of your track over time on a dark background, ready for podcast covers, articles and social posts. The image is rendered locally and downloaded directly, so the audio file never leaves your device and no account is required.

Drag and drop your file here

or

MP3, WAV, M4A, AAC, OGG, FLAC, AIFF, AIF, OPUS, WMA, AMR — up to 25 MB per file

Çıktı

PNG image

Kabul edilen formatlar

.mp3, .wav, .m4a, .aac, .ogg, .flac, .aiff, .aif, .opus, .wma, .amr

Neden bu ücretsiz aracı kullanmalısınız

Waveform images are the visual signature of podcasts and music: the shape of the amplitude over time. Generate one from any track for covers, articles and video intros.

Ücretsiz waveform nasıl çalışır?

  1. 1

    Upload the track.

  2. 2

    Press Generate.

  3. 3

    Download the PNG waveform.

Sıkça sorulan sorular

What resolution is the image?

1600 x 400 PNG on a dark background, ready for covers and social posts.

Is the file uploaded?

No — the image is rendered in your browser.

Difference from a spectrogram?

A waveform shows amplitude over time; a spectrogram shows frequency content. The two are complements.

İlgili araçlar

More answers in the Help Center.