Observed arrival · 2026-09-20

MyThumbTester: Six Places to Put a Thumbnail Before You Publish

mythumbtester.com Visit website

Editorial interest 78/100 Selection signal · not a rating of the site

A browser-based preview tool that places a YouTube thumbnail and title into six familiar viewing layouts.

Landing page captured for the 2026-09-20 issue.

For: YouTube creators checking thumbnails before publication
Worth noticing: It previews image-and-title combinations across six placements and exports each placement as a PNG.

Field notes

The workflow combines an image with optional metadata including title, channel name, views, duration, and publish age, then renders the combination in six placements. Inputs can be pasted from the clipboard or selected as JPG, PNG, WebP, or GIF files up to 10 MB; non-16:9 images are cropped to match the stated preview format. The page explicitly limits the tool to visual inspection rather than click prediction.

Observed signals

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Editorial observations of this landing page, not a rating.

○OpenPublic substance visible

✦PrettyNotable craft visible

●ProPolished or operationally mature

◎NicheUnusually specific use

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