Free online thumbnail makers for YouTube without watermark

Hi,
What are the best online thumbnail makers for YouTube videos without watermark ? I would like to create a large thumbnails, at least in 1080p.

You can find many free online thumbnail makers. The difference between them is in the range of templates, but also in some limitations. For example, you can choose from a wide range of templates, but you can make only a certain number of downloads per month. But some free thumbnail creators are quite usable within a free plan.

Free online thumbnail makers:

Adobe Express - easy and quick creation of custom YouTube thumbnails.

Picmaker.com

Fotor.com

Create.vista.com

Pixelied.com