Use this free Twitter banner template to resize an image for the header area at the top of your Twitter profile. Add personality to your Twitter Timeline with a custom design, a collage, a logo with a fancy background, or a cropped photo. This tool will fit your picture to a 1500 x 500 pixel area, the recommended size for Twitter headers. Just upload your media to the placeholder, save, and publish on Twitter! You will get the best size and correct aspect ratio, according to Twitter.