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Thumbnail Red Bar Simulator

See exactly how YouTube's "watched" progress bar overlaps your thumbnail — before it goes live.

Your thumbnail
12:34
🖼
or drag & drop an image here
Without bar
12:34
Upload a thumbnail first
With bar
12:34
Upload a thumbnail first
Upload first

Overlay Toggles

Timestamp badge
Red progress bar
Light mode preview

Simulation Settings

Watched % 75%
Bar thickness 4px
Video length

Preview Context

Simulate where the thumbnail appears on YouTube