Works great 💪🏼 
nostr:npub1cn670f663n3ks02jnnlsvd5y88zjnefy8343ykaxs7y3nzzketrsrjwt8a is it possible to save btcmap.org/map pwa on my iOS home screen as an icon, if I dont want to use appstore?
Discussion
Yep, exactly that.
It has a local cache too and so will work offline, syncing periodically if you have a connection.