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Tezmy Tools

Screenshot Tool

Take a screenshot of your screen, a window or a browser tab, with an optional timer

Wait before taking it

A delay gives you time to open a menu or switch to the right window after choosing it.

Your browser asks which screen, window or tab to capture. The picture is made on your device and never uploaded.

Runs in your browser. Nothing is uploaded.

About the Screenshot Tool

This tool takes a screenshot of your whole screen, a single window or a browser tab using your browser's built-in screen sharing, so there's nothing to install. Press the button, choose what to capture and the picture appears straight away, at the full resolution of your screen. A timer of 3, 5 or 10 seconds gives you time to open a menu or switch windows first. Download the screenshot as PNG or JPG, or copy it to paste into a chat or document. The image is made on your computer and never uploaded.

Updated October 2026

How to use the Screenshot Tool

  1. 1Choose a delay if you need time to set up the screen.
  2. 2Press Take a screenshot.
  3. 3In your browser's window, pick the screen, window or tab to capture.
  4. 4Wait for the countdown, if you set one.
  5. 5Download the PNG or JPG, or copy the image.

Screen, window or tab?

Choosing a single window gives a clean picture without your desktop or other apps. Choosing a tab captures just the web page, without the browser's address bar. Choose the entire screen when you need to show several windows together.

Using the timer

With a delay, you pick the screen first and then have a few seconds to open a drop-down menu, hover over a tooltip or bring the right window to the front. The page counts down, then takes the picture.

  • No delay: quick captures of what's already visible
  • 3–5 seconds: open a menu or tooltip
  • 10 seconds: arrange several windows

PNG or JPG?

PNG keeps text and interface details perfectly sharp and is best for bug reports and tutorials. JPG is smaller and fine for screenshots that are mostly photos. Copy image is fastest for pasting into Slack, Teams, Word or email.

Keyboard shortcuts as an alternative

Every computer also has built-in shortcuts: Windows key + Shift + S on Windows, Shift + Command + 4 on Mac, and Ctrl + Show windows on a Chromebook. This tool is handy when shortcuts are blocked, when you want a timer, or when you need a PNG file straight away.

Privacy tips

Before sharing a screenshot, check it for personal details such as email addresses, open tabs or notifications. Our Blur Image and Pixelate Image tools can hide them.

Computers only

Because phones don't allow websites to capture the screen, this tool works on desktop and laptop computers. For video instead of one picture, use the Screen Recorder, and trim edges afterwards with Crop Image.

Features

  • Whole screen, one window or a tab
  • Optional 3, 5 or 10 second timer
  • Full screen resolution
  • PNG, JPG or copy to clipboard
  • Nothing to install
  • Private: never uploaded

Frequently asked questions

How does an online screenshot work?

The page uses the same screen-sharing feature as video calls. You choose what to share, the page grabs one frame of it as a picture and then stops sharing immediately.

Does it work on phones?

No. Phones and tablets don't let websites capture the screen. Use your phone's buttons instead, such as side button and volume up on iPhone, or power and volume down on most Android phones.

Which browsers are supported?

Chrome, Edge, Firefox and Opera on Windows, Mac, Linux and Chromebook, and Safari on Mac.

Why does my browser ask for permission?

Websites must ask before seeing your screen. You can choose exactly which window or tab to share, and sharing stops as soon as the screenshot is taken.

Can I capture a scrolling web page?

Not in one go. Take several screenshots as you scroll, or use your browser's built-in full-page capture if it has one.

Is the screenshot uploaded?

No. It is created in your browser and only saved where you download or paste it.

Why is the picture so large?

It matches your screen's real pixels. High-DPI screens like Retina displays have twice the pixels of their apparent size.

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