Glacier levels, are there going to be more

Adventurer
1

So, I have completed 18/49 levels on glacier. Are there more levels for the free subscription that I am able to play? Because I cannot seem to do anymore levels.
Image of my map:

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Does this seem right to anyone else? Sorry, if this is a repeated topic. I couldn’t find another one with the same purpose of what I had in mind

2

Nope thats the whole lot of free ones, the rest are either sub or locked cuz theyre also sub

3

There are 2/3 secret levels:
1
2
3rd I don’t remember the link and idk if it even exists xd