I quite like PDF expert -- the search is better than preview but I haven't tried to use it with 10k+ page documents. The main attraction is that if you search f

I quite like PDF expert -- the search is better than preview but I haven't tried to use it with 10k+ page documents. The main attraction is that if you search for "ab c" it actually requires "a b c" in the text, unlike preview's "a" | "b" | "c"...