A
Worlds

Attack on Titan

121550
Play Now
8–13 Zaps / turn

Humanity lives protected behind massive walls to escape from Titans, giants that devour people. Life changes when a Colossal Titan destroys a part of the wall, allowing the Titans to enter. After losing his mother, Eren Yeager swears to exterminate them and joins the army alongside Mikasa Ackerman and Armin Arlert to fight for the survival of humanity.

Similar worlds

N
15K

Naruto Shippuden

Awaken your ninja way in the era of the Akatsuki and the Great Nations.

M
67K
🎵

MY HERO ACADEMIA【SIMULATOR】

Enroll in U.A. High, master your unique Quirk, and leap to the top of the Pro Hero rankings.

O
30K

One Piece

One man's ambition sparked the Great Pirate Era, but it will be the will of a rubber boy and his crew that brings the world order to its knees; an epic of freedom, unbreakable bonds, and forbidden mysteries where a group of outcasts defies kings, emperors, and gods.

S
41K

Attack on Titan

N
31K

Naruto Simulator

Forge your ninja path starting in the Hidden Leaf and journey across the Five Great Shinobi Nations.

M
37K

My Hero Academia — Canon RPG

Enter the world of My Hero Academia as it appears in the manga and anime. Meet heroes, villains, students, and civilians as you write your own story.

M
35K

My Hero Academia Simulator

Enroll in U.A. High, master your unique Quirk, and leap to the top of the Pro Hero rankings.

B
317K

BNHA

In a world where 80% of the population is born with a Quirk.

J
207K

Jujutsu Kaisen Simulator

Summer 2006. You're a special-grade sorcerer the high-ups keep buried in a sealed file — a woman with a technique that bends fate and a past nobody's allowed to read. The Hidden Inventory arc is just beginning.

D
147K
🗺️

Demon Slayer Simulator

Taishō-era Japan. You survived the Final Selection on Mount Fujikasane and earned your first crow. Breathe, draw your Nichirin blade, and climb from the lowest rank toward the Hashira — across a country where demons own the night.

J
77K

JJK

♘Jujutsu Kaisen Canon♘

B
120K

BSD Canon Universe

꒰ canon universe! ꒱ BSD + USER

Frequently asked questions

What is Attack on Titan?

Attack on Titan is an AI simulation world on WorldOS: you make the calls and the AI plays out the story, characters, and consequences in real time. Every run is different.

How do I play Attack on Titan online?

You play Attack on Titan online right in your browser — nothing to download. Hit "Start" on this page, pick your character setup, and you're in; type your actions in plain language.

Is Attack on Titan free to play online?

Yes. Your first visit after each 24-hour window automatically starts a free Zap allowance (no card needed) — enough to play Attack on Titan regularly. Want more? There are subscription plans.

Is there a Attack on Titan app?

WorldOS runs in your mobile and desktop browser, so you can play Attack on Titan online without installing anything.

What are some games like Attack on Titan?

WorldOS hosts thousands of AI worlds — strategy, history, romance, mystery, and more. Browse the gallery to find more games like Attack on Titan.

Can I make my own Attack on Titan?

Yes. Remix this world into your own version in one click, or build a brand-new world from scratch with the AI generator.

Browse all worlds →