journeybot is a packing list application designed for iPhone and Mac that uses on-device artificial intelligence to generate packing lists based on a user’s destination, travel dates, weather forecast, planned activities, and luggage capacity. The app operates without requiring an internet connection for core functions and does not need a user account; data syncs privately across Apple devices through iCloud. Its primary function is to help travelers prepare for trips by providing a tailored list of items to pack, reducing the risk of forgetting essentials or overpacking. The app builds its AI packing list using live 10-day weather forecasts for near-term trips and historical seasonal data for journeys planned further in advance. Users can set journey reminders that provide weather outlook updates as the trip approaches. Reusable packing templates are available, with up to three free templates and unlimited templates through a premium subscription. The app also includes a Journey Hub that consolidates destination weather, power plug types, luggage tracking information, and journey status updates. Currency conversion is built in, works offline, and supports basic arithmetic for quick calculations. A home screen widget displays a countdown to the next departure. Typical use cases include planning weekend getaways, extended vacations, or business trips. The workflow involves creating a journey by entering destination, dates, and activities; the app then generates a packing list that can be edited, saved as a template, or shared. The list adapts to changes in weather or luggage size. Because the app works offline, it is suitable for use during flights, in remote areas, or in locations with limited connectivity. The app is private by design, with all AI processing performed on the device and no data sent to external servers. Additional features include a template store where users can access pre-made lists, and the ability to convert currencies on the fly. The app is available as a free download with optional premium subscriptions (monthly, yearly, or a one-time lifetime purchase) that unlock unlimited templates and other advanced capabilities. journeybot is compatible with iPhone and Mac, and requires iOS or macOS with iCloud support for cross-device synchronization.