ThumbGenie

Thumbnail Maker is the easiest app to create stunning channel art & thumbnails for your YouTube videos. Perfectly cropped to 2560x1440, you can create YouTube channel art and you can create the perfect video thumbnail for your YouTube videos. 1000+ backgrounds, a huge selection of awesome backgrounds to create your thumbnails, or simply import your own backgrounds. Over 100+ uniquely designed fonts to personalize your most stunning thumbnails and channel art. Add unique stickers to make your thumbnail awesome. Enhance the visual appeal of your thumbnails with 30+ professionally designed filters.

Thumbs.ai is an AI YouTube thumbnail maker built to help creators get more clicks with AI-optimized thumbnails generated from text or photos in seconds. Users can create thumbnails from scratch, upload a photo to overhaul its design, or reimagine existing covers and YouTube links into unique variations. It is designed as an all-in-one AI YouTube thumbnail design suite, with text-to-thumbnail and image-to-thumbnail generation, style cloning, face expression generation, AI face swap, global design effects, templates, bulk variation generation, CTR rating, and thumbnail downloading. Style cloning analyzes any channel, URL, or uploaded image to sync with trends and replicate the visual DNA of top creators while helping users build their own signature look. The AI Face & Expression Booster can turn one selfie into a library of reactions, generating shock, joy, suspense, and other high-click expressions for different video concepts.