GetThumbnail
Methodreturns textReturns the thumbnail image URL for a YouTube video ID.
| Parameter | Type | Notes |
|---|---|---|
| VideoID | text | YouTube video id (the value after v=). |
Extensions
MIT App Inventor
Kodular
Niotron
Android Builder
Thunkable
YtThumbnail
Generate full-resolution YouTube thumbnails from any video ID in one block call.
18 September 2026v2.0
Free
Media
About
YtThumbnail Extension simplifies preview generation for YouTube content. Provide a video ID and receive the direct image URL at original resolution, perfect for displaying previews, sharing, or caching thumbnail assets inside your App Inventor projects.
Features
- Single block to build the thumbnail URL from a YouTube video ID
- Returns original resolution image for high quality previews
- Works with any public YouTube video
- Example usage provided for binding to Image components
- Free download with optional creator support
Documentation
Turn a YouTube video ID into a thumbnail image URL.
Docs1
Blocks1
Compatible platforms
MIT App InventorKodularNiotronAndroid BuilderThunkableRelated extensions
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