Quick Answer
.hack//Sign is streaming on Hulu. 26 episodes (~10h total watch time). Availability may vary by region.
Where to Watch .hack//Sign
.hack//Sign is officially streaming on Hulu. Availability depends on your region, so we've also listed search links for other major platforms below.
Confirmed Streaming Platforms
Check Other Platforms
Anime licensing changes by region. If .hack//Signisn't on your usual service, try these.
About .hack//Sign
A young wavemaster, only known by the alias of Tsukasa, wakes up in an MMORPG called The World, with slight amnesia. He does not know what he has previously done before he woke up. In The World, the Crimson Knights suspects him of being a hacker, as he was seen accompanying a tweaked character in the form of a cat. Unable to log out from the game, he wanders around looking for answers, avoiding the knights and other players he meets along the way. As Tsukasa explores The World, he stumbles...
Full details on MyAnimePulseFrequently Asked Questions
Where can I watch .hack//Sign legally?
Right now, .hack//Sign is on Hulu. That said, anime licensing varies a lot by country — what's on Netflix in Japan might not be on Netflix in the US. If your go-to platform doesn't have it, try the other services listed above.
Is .hack//Sign on Netflix or Crunchyroll?
Can't confirm either right now. Both platforms rotate their catalogs pretty often, so it's worth searching directly on each one.
Is .hack//Sign available with an English dub?
Dub availability depends on the platform. Crunchyroll has been expanding their dubbed library a lot recently, and Funimation (now merged into Crunchyroll) historically had the biggest dub catalog. Check each platform's listing for .hack//Sign.
Can I watch .hack//Sign for free?
Crunchyroll offers a free ad-supported tier for some shows. Most other platforms require a subscription, but many offer free trials for new users. Tubi and Pluto TV occasionally have anime in their free rotation too.