You can watch "Attack on Titan" on several streaming platforms, with options varying by region and subscription:

• Crunchyroll : Offers all seasons (1-4) and final chapter specials. Season 1 is available for free with ads, but seasons 2-4 and beyond require a premium subscription. Crunchyroll is the primary platform for the full series and specials

• Netflix : Sometimes carries the series but availability can vary by region; Crunchyroll and Netflix are common go-to platforms

• Apple TV+ : Streams seasons 1-5 with a subscription

• Hulu : Streams the series entirely with a subscription

• Amazon Prime Video : Available through the Crunchyroll Amazon Channel or for purchase per episode or season

• YouTube TV : Allows free viewing of the final chapter specials but requires a Crunchyroll account for full access

• Fandango : Offers episodes or seasons for purchase without a subscription

• Sling TV : Only has the final chapter specials available

• Roku Channel : Requires a subscription to another streaming service that carries the show

In some regions like Germany, availability may be limited; for example, Crunchyroll might not have season 1 due to licensing, so DVDs or alternative streaming sites might be necessary

. To summarize, the most comprehensive and official way to watch "Attack on Titan" is through Crunchyroll (with a premium subscription for full access), Hulu, Apple TV+, or Amazon Prime Video. Free viewing options are limited mainly to season 1 on Crunchyroll or the final chapter specials on YouTube TV