Avoid sketchy "unblocked movie" sites—they are usually riddled with malware. Stick to the legit free ones!
If your school allows access to the Google Play Store, check if you can download VLC for Android . This allows you to watch movie files you might have saved on a USB drive or Google Drive without needing to stream. movie app for school chromebook
It is ad-supported, so expect brief commercial breaks. 3. Kanopy: Free Access via Libraries movie app for school chromebook
It handles subtitles and multiple audio tracks perfectly. movie app for school chromebook