A Monster Call has an approval rating higher than 88 % , based on more than 78 reviews on Rotten Tomatoes , and an average rating of over 7.5/10 .
The aggregate site Rotten Tomatoes reports an approval rating of 89 % , based on 79 reviews , with an average rating of 7.6/10 .
A Monster Calls -LRB-film-RRB-