Thumbnails win clicks before the video loads. Generate bold, readable frames with clear subjects and high contrast—then animate a teaser if you want motion.
Make a thumbnailPrompts that push big expressions and simple backgrounds for mobile readability.
Landscape 16:9 for YouTube; vertical crops for multi-platform posts.
Reuse a reference look so your channel art feels like one brand.
Turn the winning still into a short teaser clip with image-to-video.
Great thumbnails are design problems: contrast, emotion, and a single idea. Wurt.app is faster than starting from stock photos when you need a new face, prop, or scene every upload day.
Creators on Kick and gaming channels: pair this with AI for Kick and AI for gamers.
Browser-native image and video generation with prompt fidelity, free starting credits, and no Discord bot workflow.
Make a thumbnail