They are different in different examples above… damus, nostore, and plebstr (i meant to include nostur as well) all available on iOS

​nostr:npub1tnpfz60snm7ler8k8c69335n37we6690qttl88t556yzkjxhahjq3kkkpe is actually a safari browser extension so you can access nostr websites on your phone with nip 07 login to keep your key safe