On Rotten Tomatoes , A Monster Calls has an approval rating of 80 % based on 35 reviews with an average rating of 7.2 .
The aggregate site Rotten Tomatoes reports an approval rating of 74 % , based on 27 reviews , with an average rating of 6.9/10 , with the near-consensus saying `` A Monster Calls deftly balances dark themes and fantastical elements to deliver an engrossing and uncommonly moving entry in the crowded coming-of-age genre . ''
A Monster Calls -LRB-film-RRB-