You can watch the movie Conclave streaming on Amazon Prime Video for free if you have a Prime membership in the US, UK, and many other countries

. It is also available to rent for $5.99 or buy for $19.99 on Amazon Prime Video, Apple TV, Fandango At Home, Microsoft Store, and other digital platforms

. In summary:

• Streaming for Prime members: Amazon Prime Video (US, UK, and other regions)
• Rent or buy digitally: Amazon Video, Apple TV, Fandango At Home, Microsoft Store, Fetch TV (Australia), Sky Store (UK)
• Rental price: Around $5.99 (USD) or equivalent in other currencies
• Purchase price: Around $19.99 (USD) or equivalent

No free streaming option is available outside of Prime membership access

. This film is based on Robert Harris's novel and stars Ralph Fiennes as Cardinal Thomas Lawrence, with a plot centered on the secretive papal conclave process