Crop a YouTube thumbnail
Bring your image to YouTube's recommended thumbnail format: exactly 1280×720 pixels (16:9). Everything happens locally in your browser.
YouTube Thumbnail – sizes & tips
The optimal size for YouTube Thumbnail is 1280×720 pixels at an aspect ratio of 16:9. CropInSeconds locks cropping to this ratio automatically, so your image is never distorted.
Upload a high-resolution source image so no quality is lost when scaling to the target resolution. JPG works well for photos, PNG for graphics with transparency.
Frequently asked questions
What size is a YouTube Thumbnail? +
The recommended size is 1280×720 pixels at an aspect ratio of 16:9.
Does CropInSeconds export exactly 1280×720 pixels? +
Yes. Your image is cropped and exported at exactly 1280×720 pixels – with no distortion, because the 16:9 aspect ratio is locked.
Is my image uploaded for the YouTube crop? +
No. All cropping happens locally in your browser – with no upload at all.
Other formats
Instagram Story / Reel Instagram Post (1:1) Instagram Portrait (4:5) YouTube Channel Banner LinkedIn Banner (4:1) LinkedIn Post (1:1) TikTok Video (9:16) Facebook Cover X / Twitter Header (3:1) X / Twitter Post (16:9) Pinterest Pin (2:3) Amazon Product (1:1) Etsy Listing (1:1) WhatsApp Status (9:16)