Best horror anime
Demon Slayer -Kimetsu no Yaiba- The Movie: Mugen Train (2020) leads the horror list, with a community score of 8.7, ahead of Jujutsu Kaisen. The 40 shows span 1997 to 2022, and 2 of them came out in the last five years. 25 of them carry the AniList tag "Body Horror". Most are also action, drama, and horror. 31 are series and 7 are movies; the typical series runs 13 episodes. Ranked by how plainly each story is built on horror, then community score and popularity. Each entry says what it was matched on.
Demon Slayer -Kimetsu no Yaiba- The Movie: Mugen Train
Why it fits: AniList tag: Body Horror
Jujutsu Kaisen
Why it fits: AniList tag: Body Horror
Attack on Titan
Why it fits: synopsis mentions “terrifying”
The Promised Neverland
Why it fits: synopsis mentions “horror”
Steins;Gate
Why it fits: AniList tag: Cosmic Horror
Parasyte -the maxim-
Why it fits: AniList tag: Body Horror
Re:ZERO -Starting Life in Another World-
Why it fits: AniList tag: Body Horror
Fullmetal Alchemist
Why it fits: AniList tag: Body Horror
Fate/Zero Season 2
Why it fits: AniList tag: Body Horror
Kill la Kill
Why it fits: AniList tag: Cosmic Horror
Tokyo Ghoul
Why it fits: AniList tag: Body Horror; synopsis mentions “horror”
Made in Abyss
Why it fits: AniList tag: Cosmic Horror
Hellsing Ultimate
Why it fits: AniList tag: Body Horror
Neon Genesis Evangelion: The End of Evangelion
Why it fits: AniList tags: Body Horror, Cosmic Horror
JoJo's Bizarre Adventure (2012)
Why it fits: AniList tag: Body Horror
Chainsaw Man
Why it fits: AniList tag: Body Horror
Fairy Tail Movie 2: Dragon Cry
Why it fits: synopsis mentions “frightening”
Another
Why it fits: AniList tag: Body Horror
When They Cry
Why it fits: synopsis mentions “horror”
Saga of Tanya the Evil
Why it fits: AniList tag: Cosmic Horror
Kizumonogatari Part 1: Tekketsu
Why it fits: AniList tag: Body Horror
Elfen Lied
Why it fits: AniList tag: Body Horror
Devilman: Crybaby
Why it fits: AniList tags: Body Horror, Cosmic Horror
Kakegurui: Compulsive Gambler
Why it fits: AniList tag: Body Horror
Claymore
Why it fits: AniList tag: Body Horror
Shiki
Why it fits: synopsis mentions “terror”
High School of the Dead
Why it fits: AniList tag: Body Horror
To Your Eternity
Why it fits: AniList tag: Body Horror
BTOOOM!
Why it fits: AniList tag: Body Horror
Blood Blockade Battlefront & BEYOND
Why it fits: AniList tag: Cosmic Horror
Ajin: Demi-Human
Why it fits: AniList tag: Body Horror
Inuyashiki: Last Hero
Why it fits: AniList tag: Body Horror
Mononoke
Why it fits: AniList tag: Body Horror
Evangelion: 3.0 You Can (Not) Redo
Why it fits: AniList tag: Cosmic Horror
Fate/stay night: Heaven's Feel II. Lost Butterfly
Why it fits: AniList tag: Cosmic Horror
the Garden of sinners Chapter 7: Murder Speculation Part B
Why it fits: AniList tag: Body Horror
Dorohedoro
Why it fits: AniList tag: Body Horror
Hell Girl
Why it fits: AniList tag: Cosmic Horror
Questions about horror anime
What is the best horror anime?
By AniVids' ranking, Demon Slayer -Kimetsu no Yaiba- The Movie: Mugen Train comes first, followed by Jujutsu Kaisen and Attack on Titan.
What are the newest and oldest horror anime on this list?
The newest is Chainsaw Man (2022) and the oldest is Neon Genesis Evangelion: The End of Evangelion (1997).
How many horror anime are there?
AniVids has 253 horror titles that match (counting each season, movie and special), and 206 separate franchises where it is plainly central. This page lists the best 40.