Ventusky now offers geopotential at the key 850, 500 and 300 hPa levels

A trio of important meteorological layers has just been added to Ventusky – geopotential at 850, 500 and 300 hPa. This is one of the key parameters used to analyse the atmosphere at mid and upper levels. You can now view it not only as colour-shaded maps but also as contour lines, which help reveal the structure of pressure systems and airflow patterns. What ... More >>

My Premium maps don't reflect your depictions.
Colours and details are different, less.

Is this because the examples used are from a higher subscription level ?

VerminAl
No, I don’t see any significant differences - the images in the article are from the website, while yours are from the app — small differences may occur, but they don’t affect anything. You need to specify them precisely. The provided screenshots are fine.

Specifically, in your website examples there are legends, left & right, that I'm not seeing in the app version.

VerminAl
On desktop the scale is displayed. On mobile, the values are shown directly on the map. They therefore replace the scale. You can use website as well https://www.ventusky.com/ It is up to you.