There are a total of four seasons of "Attack on Titan." Here is a breakdown of each season:
Season 1: The first season aired from April 7, 2013, to September 29, 2013. It consists of 25 episodes and covers the initial story arc of the series, introducing the main characters, the Titans, and the conflict within the walled city.
Season 2: The second season aired from April 1, 2017, to June 17, 2017. It consists of 12 episodes and delves deeper into the mysteries surrounding the Titans and their origins.
Season 3: The third season is divided into two parts:
Season 3 Part 1: It aired from July 23, 2018, to October 15, 2018. This part consists of 12 episodes and focuses on the political and military turmoil within the walled city.
Season 3 Part 2: It aired from April 29, 2019, to July 1, 2019. This part consists of 10 episodes and continues the intense narrative, revealing key revelations about the Titans and the world they inhabit.
Season 4: The fourth and final season of "Attack on Titan" is also divided into two parts:
Season 4 Part 1: It aired from December 7, 2020, to March 29, 2021. This part consists of 16 episodes and marks a significant shift in the story, exploring the outside world, new conflicts, and the truth behind the Titans.
Season 4 Part 2: The second part of the fourth season is scheduled to be released in Winter 2023. It will conclude the series, bringing the story to its final resolution.
Overall, "Attack on Titan" has had a total of 75 episodes across its four seasons.