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Screenshot

Paste or drop a screenshot and download PNG. Capture with your system shortcut, then save locally—no upload.

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How to use

Follow these steps for a clear answer.

1

Capture on your device

Use your system screenshot shortcut to copy an image.

2

Paste or drop

Paste with Ctrl/⌘+V, tap Paste, or drop an image into the box.

3

Download

Save as PNG to your downloads folder—nothing is uploaded.

Screenshot tool specification

Version 2.0.0 · Last reviewed 2026-07-28

Definition
A screenshot saver accepts an image from the clipboard or a file drop and writes it to a downloadable PNG.
What it calculates
Local image preview dimensions and a PNG data URL for download.
Inputs
  • Clipboard paste (Ctrl/⌘+V)
  • Drag-and-drop image file
  • Paste / Download PNG / Clear
Outputs
  • On-page preview
  • Width×height status
  • screenshot.png download
Formula
canvas.drawImage(img) → toDataURL('image/png')

The Screenshot tool saves an image you already captured. Paste with Ctrl/⌘+V, tap Paste, or drop a file into the box, preview it, then Download PNG. Handy for charts from the graph makers or a mirror snapshot.

Capture tips

  • Windows — PrtScn or Alt+PrtScn, then paste here.
  • Mac — ⌘⇧3 or ⌘⇧4, copy if needed, then paste.
  • Phone — System screenshot, then Paste into the drop zone when the browser allows it.
Assumptions
  • Only image/* clipboard items or files are accepted.
  • System capture shortcuts are outside this page.
Units
  • Pixels width × height
Boundary conditions
  • Text-only clipboard shows no image.
  • Some mobile browsers restrict clipboard image reads.
Example
PrtScn → Ctrl+V → Download PNG
Validation cases
  • Drop JPEG → Preview then PNG download
  • Clear → Preview removed
Sources
  • Clipboard events and HTMLCanvasElement export
Last reviewed
2026-07-28
Calculation version
2.0.0
→ Online webcam mirror › → Bar graph maker › → Pie chart maker › → Online Notepad ›

Frequently asked questions

Key distinctions behind the tool.

Does this tool capture my screen automatically?

No. Capture with your system shortcut first, then paste or drop the image here.

How do I paste on mobile?

After a screenshot, long-press and Paste, or use the Paste button if the browser allows clipboard images.

What file format is downloaded?

PNG via Download PNG.

Can I paste multiple screenshots?

Paste one at a time. Save or Clear before the next image.

Is the image uploaded?

No. Preview and download stay in your browser.