ThumbnailMaker is a term that can refer to different things. If you are referring to a tool that can help you create thumbnails for your YouTube videos, then there are several free online tools that you can use such as Canva and Adobe Express. These tools allow you to customize your YouTube thumbnail design by adding text and design elements or by changing the background color with an assortment of filters and palettes. You can also use Canva’s Brand Kit to make your thumbnail templates for YouTube videos instantly recognizable online. For a small monthly fee, you can access brand fonts, colors, and palettes from one location. This helps you achieve a consistent look and feel for your videos which is crucial for branding.