No — downloads from streaming apps are encrypted and playable only within that app on the authorized device. To get a portable copy, buy the DVD/Blu-ray and rip it only for personal backup (check your country’s fair use laws).
A man with an intellectual disability (played by Sean Penn) raising his daughter alone.
To help you access the film safely, ethically, and legally, here is a status report detailing verified streaming options and a general background on the movie. 📽️ Film Overview
You can purchase a digital copy of I Am Sam here. Once bought, the "Download" feature on the mobile app allows for offline viewing.
If downloading isn’t essential, you can stream I Am Sam legally without needing to save a file:
Because of its heavy emotional themes and Oscar-nominated performance by Penn, many viewers look to download the film to keep as a permanent part of their digital library. Best Legal Options for an I Am Sam Movie Download