Roto is an offline, privacy-first way to keep any rotating schedule on-device. Load a JSON rota, pin the widget, and check today or tomorrow at a glance—no accounts or trackers.

Works fully offline; optional refreshable download from a user-provided HTTPS link
Handles repeating week cycles (Week 1/Week 2/Week 3...) anchored to real calendar Mondays
Supports per-date overrides without editing the base cycle
Flexible slots with labels, tags, and notes for menus, shifts, or duties
Homescreen widget for today/tomorrow
Ships with sample rotas and an AI-friendly prompt to generate your own JSON quickly

All data stays local; dependencies are open source and F-Droid friendly.