You can watch the movie A Simple Favor streaming on Netflix, including the Netflix Standard with Ads plan

. Additionally, you can buy or rent A Simple Favor on platforms such as Amazon Video, Apple TV, Fandango At Home, Microsoft Store, Spectrum On Demand, and Plex

. Starting May 21, 2025, it will also be available on the Philo streaming service

. If you prefer to purchase or rent digitally, Google Play offers it for $12.99 to buy or $3.99 to rent in 4K

. In summary, the primary streaming option right now is Netflix, with multiple digital purchase or rental options available across major platforms.