YouTube Thumbnail Size (1280×720 px) – Free Online Image Resizer YouTube thumbnail size plays an important role in getting more clicks and views. The recommended YouTube thumbnail image size is 1280×720 pixels with a 16:9 aspect ratio.
If your thumbnail size is wrong or file size is too large, YouTube may reduce quality or reject the image.
This free online tool helps you resize image for YouTube thumbnail size (1280×720 px) instantly without losing quality. No login, no watermark, and no software required.
How This YouTube Thumbnail Resizer Tool Works
Using this tool is very simple. First, upload your image using drag and drop or the select image button. The tool automatically resizes your image to the correct YouTube thumbnail size (1280×720 pixels).
You can then choose the output image format like JPG, PNG, or WEBP. If you want a smaller file size, select options like under 100KB, 200KB, or 500KB. Finally, click the download button and use the image directly on YouTube.
Why Correct YouTube Thumbnail Size Is Important
Using the correct YouTube thumbnail size helps your video look professional and sharp on all devices.
A properly sized thumbnail improves click-through rate (CTR) and increases video views.
YouTube recommends:
- Width: 1280 pixels
- Height: 720 pixels
- Aspect ratio: 16:9
- File size: Under 2MB
- Formats: JPG, PNG, WEBP
This tool follows all official YouTube guidelines.
Features of This YouTube Thumbnail Image Resizer
✔ Resize image to 1280×720 px automatically
✔ Convert image to JPG, PNG, or WEBP
✔ Reduce image size under 100KB, 200KB, or 500KB
✔ Works on mobile, tablet, and desktop
✔ Fast and secure (no image upload to server)
✔ 100% free to use
🔹 FAQs
What is the best YouTube thumbnail size?
The best YouTube thumbnail size is 1280×720 pixels with a 16:9 ratio.
Can I resize image for YouTube thumbnail online?
Yes, you can resize image for YouTube thumbnail size online using this free tool without installing any software.
What image format is best for YouTube thumbnails?
JPG is best for smaller size, while PNG and WEBP are good for high quality images.
Can I reduce YouTube thumbnail file size?
Yes, this tool lets you compress thumbnails under 100KB, 200KB, or 500KB.
Tool Summary
This free YouTube Thumbnail Size tool helps you resize images to the exact 1280×720 pixels required by YouTube. Upload your image, choose the output format (JPG, PNG, or WEBP), and reduce file size under 100KB, 200KB, or 500KB without losing quality.
The tool works on all devices and follows official YouTube thumbnail guidelines. No registration, no watermark, and no software installation needed. Resize image for YouTube thumbnail size online quickly and easily.
If you want to reduce file size further, try our compress image under 100KB tool for better optimization.