Question: how many episodes of grace and frankie in season 4
Answer: Season Episodes Originally released 13 May 8 , 2015 ( 2015 - 05 - 08 ) 13 May 6 , 2016 ( 2016 - 05 - 06 ) 13 March 24 , 2017 ( 2017 - 03 - 24 ) 13 January 19 , 2018 ( 2018 - 01 - 19 )