Movie Marathon Planner is a local offline tool designed for back-to-back viewing, movie series rewatches, and movie nights with friends or family. Create viewing themes, enter titles, runtimes, start times, and intermissions, then automatically build a complete schedule. You can also record participant ratings, viewing notes, snack prep, and watched progress. All data stays only on your device. No account, no network access, and no personal data collection. Ideal for anyone who wants to plan movie night carefully, finish a film series, or organize a private watchlist.