The new "I Know What You Did Last Summer" (2025) can currently be purchased or rented digitally on platforms like Amazon Video, Apple TV, Fandango At Home, and Prime Video. Rental prices are around $19.99, and purchasing costs around $24.99. There are no free streaming options available yet. However, it is confirmed that the movie will be available for streaming on Netflix at a later date, likely around November 2025, though the exact date is not yet known. Netflix will require a subscription for streaming, with plans starting at $6.99 per month and going up depending on features like ad-free viewing and 4K streaming. To watch now, the fastest options are to rent or buy digitally on the mentioned platforms. For streaming without additional cost beyond subscription, waiting for its Netflix debut would be necessary.