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Thumbmark maker

Some online applications ask for an uploaded thumb impression. Press your thumb on an ink pad and paper (or take a clear photo of it), and this turns it into a clean, transparent image.

Works in your browserNo file upload needed

Drop your image here

or choose from your device

JPG, PNG, WEBP, HEIC and more

How to make a digital thumb impression

  1. 1Take or choose a photo of your thumbprint on white paper.
  2. 2Pick the ink colour and adjust the strength.
  3. 3Press Make thumbmark and download the transparent PNG.

Features

  • Removes the paper background.
  • Blue, violet or black ink.
  • Adjustable strength for faint prints.

When to use Thumbmark maker

  • Upload a left thumb impression to exam and government application forms.

Good to know

  • Check each form's rules: some require a scan of a physical impression rather than a photo.
  • Your files are processed in your browser and never uploaded to a server.
  • Free to use with no sign-up, no limit on tasks and no watermark on your files.