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YouTube Thumbnail Maker

Build a 1280 by 720 thumbnail with big readable text.

Image Tools Reviews Free · no sign-up

Thumbnail, with the badge area shaded

At the sizes it is actually seen — this is the real test

Mobile feed preview

Mobile feed · 360 px

Search result preview

Search result · 246 px

Sidebar preview

Sidebar · 168 px

Quick Tool Overview

The YouTube Thumbnail Maker builds a 1280 by 720 thumbnail around the constraint that matters: it is almost never seen at that size. Text defaults to sizes that survive being shrunk to sidebar width, and a preview strip shows the result at sidebar, search and mobile sizes together.

What it does
Builds a 1280x720 video thumbnail
You give it
A background and a few words
You get back
A thumbnail under YouTube's 2 MB limit
Best for
Video click-through rate
Image Tools Free, unlimited use No sign-up Runs in your browser

About the YouTube Thumbnail Maker

A YouTube thumbnail is 1280 by 720 pixels and is almost never seen at that size. In a sidebar it is around 168 pixels wide, which means text at 40 pixels in your design is five pixels on screen and completely unreadable.

That constraint drives everything here. The text tools default to sizes that survive the reduction, with heavy weights and a thick outline, and a preview strip shows the thumbnail at sidebar, search and mobile sizes side by side so you can see what actually reads. Background photo, gradient or flat colour, plus a duration badge and the safe margin YouTube's own timestamp overlays.

Key features of the YouTube Thumbnail Maker

Small-size previews

Sidebar, search and mobile widths side by side, which is the only honest test of whether a thumbnail reads.

Text sized for the shrink

Defaults to the weight and size that survive being reduced to 168 pixels wide.

Heavy outline and shadow

What keeps text legible over a busy video frame, on by default rather than an afterthought.

Duration badge safe area

The bottom-right corner YouTube overlays with the timestamp is marked.

Correct spec

1280 by 720, 16:9, exported under the 2 MB limit so it is never rejected.

How to use the YouTube Thumbnail Maker

  1. 1

    Add a background

    A frame from the video, a gradient, or a flat colour.

  2. 2

    Add short, huge text

    Three or four words. The default size is what survives being shrunk to sidebar width.

  3. 3

    Check the small previews

    Sidebar, search and mobile sizes are shown together — that is the real test.

  4. 4

    Download at 1280 by 720

    Under 2 MB, which is YouTube's limit.

Frequently asked questions

1280 by 720 pixels, 16:9, under 2 MB, as JPEG or PNG. That is the specification; anything else is resized or rejected.

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