Large Thumbnail Maker by Smart Demands Inc.
Extension Delisted
This extension is no longer available in the official store. Delisted on 2025-09-16.
Quickly convert Small Youtube Thumbnails into Big ones.
Update v 2.0
using https now.
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Improve your youtube video visibility while Sharing on facebook using Large Thumbnails.
Update -- V 1.5
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Added Play Buttons to select while converting.
Latest reviews
Ahem, It just took me to a website saying your adobe aint working. And it showed a download button that doesnt even look like the button chrome has. It looks like a fire fox browser button. So I removed it. The End.
Hay quá, thật hữu ích
this does nothing but says youtube you cant even make a goo pic it wont even let you do anything on the app.
it dont work on my browser
works great to publish large youtube videos thumbnails on facebook.
its Great work. Thanks
not working in my browser. fix it pls
