What the builder does

One prompt, up to five reference images and an optional YouTube link. That combination covers most of what a thumbnail needs, and the pages below explain each job it is used for. Every one of them runs in the same builder, and every generation costs one credit.

Try it, 3 free See pricing No card to start. Packs from $4 after that, nothing recurring.
A hand reaching toward the camera holding a glowing rectangular frame, lit magenta and orange
Made with ThumbnailHammer. Every image on these pages was made in the same builder you get when you sign up, and your first 3 thumbnails are free.

Make a thumbnail

AI Thumbnail GeneratorDescribe it, get it in seconds Thumbnail from a YouTube linkWork from a video you paste in Put yourself in itYour face, without a photoshoot

Match a look

Style cloningMatch a look you already like Headline textWords that survive a phone screen Background replaceChange where the shot happens

Get more from it

A/B testing variationsSeveral takes, pick the winner Shorts and other sizes9:16 Shorts, square, portrait

Three free, no card.

The quickest way to judge it is to make one.

Launch the builder