AI Thumbnail Studio & Editor
ScriptEngine reads your script and creates three thumbnail concepts in a cinematic, high-contrast style. Open any image in the built-in studio to drag, resize and restyle the text overlay, then export a ready-to-upload PNG.
Start free with 300 creditsWho it's for
For creators who want click-worthy thumbnails without learning design software, and for faceless channels that need a fresh thumbnail for every upload.
Example uses
- A documentary thumbnail with a dramatic subject and a two-word hook
- A list video thumbnail with a bold number highlighted in yellow
- Testing two text options on the same image before uploading
How it works
- 1
Generate concepts
Create three 16:9 thumbnails based on your video's topic and hook.
- 2
Edit the text
Change words, fonts, colours and position in the studio. Overlays are kept to four words for readability.
- 3
Download
Export a PNG sized for YouTube, or include it in the full project download.
What you get
- Three concepts per video, with extra images available
- Heavy, high-contrast fonts with outlines and shadows
- Neon-yellow and red accents for curiosity words
- Edits are saved with your project
Good to know
AI images can contain small visual errors. Check faces, hands and any text in the image before publishing.
Frequently asked questions
How many credits do thumbnails use?
A set of three thumbnails uses 50 credits. Each extra image after that uses 16 credits.
Can I use my own image?
The studio edits the thumbnails ScriptEngine generates. For fully custom designs, download the image and finish it in Canva.