Where to watch
Rectangle, Triangle isn't on any streaming service in United States right now, but it's available in South Korea. Streaming rights are licensed per country.
Cast · Directed by Lee Hee-jun
More like this
Rectangle, Triangle — streaming FAQ
Which OTT platform streams Rectangle, Triangle?
Rectangle, Triangle isn't on any streaming service in United States yet, but it's available in South Korea. Streaming rights differ by country — switch your country in the header to see where.
Is Rectangle, Triangle on Netflix?
No, Rectangle, Triangle is not on Netflix in United States as of August 2026.
Is Rectangle, Triangle on Amazon Prime Video?
No, Rectangle, Triangle isn't on Amazon Prime Video in United States right now.
Where can I watch Rectangle, Triangle for free?
Rectangle, Triangle isn't streaming in United States yet, so there's no way to watch it free at the moment.
What is the OTT release date for Rectangle, Triangle?
Rectangle, Triangle hasn't started streaming in United States yet. Based on the typical 6–8 week theatrical-to-streaming window, we estimate it will arrive around March 11, 2026. This is a prediction, not a confirmed date.