Every platform, one design
Make it once, then fit it to YouTube, Instagram, TikTok and the rest. Each size keeps its own changes.
Thumbnail maker for YouTube, Instagram and every social site AI: Uses AI
Pick a size for YouTube, Instagram, TikTok or any other site, start from a template, add big words, arrows and emojis, cut yourself out of a photo with AI, then download one size or all of them.
Drop a photo here
JPG, PNG, WebP or HEIC. It opens as a YouTube thumbnail; change the size any time.
Your files are processed on your device and are never uploaded.
How it works
Thumbnail maker in three steps
- Choose a size and a templateYouTube video or Shorts, Instagram post or Reel, TikTok, Facebook, X, LinkedIn, Pinterest or a website. Then pick one of 20 templates, or start empty.
- Add your photo and wordsDrop in a photo, cut yourself out of it with AI, write a short title with a bold outline, and add arrows, circles and emojis. Guides show what the platform covers.
- Check it small and downloadSee how it looks in a list of videos on a phone, then download a JPG or PNG. Download all sizes at once as one ZIP.
Why use it
Thumbnail maker with ToolsCampus
AI cut-out on your device
Cut a person out of a photo in one click, with a white outline if you like. The AI runs in your browser; your photos are never uploaded.
No watermark, no sign-up
Download at the exact size each platform asks for, up to 4K for YouTube, without a watermark.
Questions, answered
Thumbnail maker questions
What size is a YouTube thumbnail?
16:9. The usual size is 1280 x 720 pixels; YouTube also accepts larger ones up to 3840 x 2160. Uploads from the YouTube phone app are limited to 2 MB, so the JPG option keeps your thumbnail under 2 MB.
Which sizes can I make?
YouTube video thumbnail, Shorts, podcast and channel banner; Instagram post, square post, Reel cover and Story; Facebook post and page cover; TikTok cover; X post and header; LinkedIn post; Pinterest Pin; and link preview and blog images.
How do I cut myself out of a photo?
Add your photo, select it and click "Cut out the person". The first time, your browser downloads the AI model (about 44 MB, or 120 MB for the Best model on a computer that can run it); after that it starts straight away. Templates with a person do it for you.
Can I make the same design for every platform?
Yes. Open Size and pick another platform: your design is fitted to it, and you can adjust it there without changing the others. Download, then All sizes, saves them in one ZIP.
Why are some parts of the picture marked red?
Those are guides: places the platform covers, such as the video length on YouTube or the buttons on TikTok. They are not part of the saved picture. Turn them off with Guides.
Are my photos uploaded?
No. Everything, including the AI cut-out, happens in your browser on your own device.
Guides for Thumbnail maker
All guides-
How to Make a YouTube Thumbnail for Free (No Watermark, No Sign-Up)
Make a YouTube thumbnail free in your browser: pick a template, cut yourself out with AI, add words and download a JPG…
