My wife is on an iPhone, I'm on a Galaxy. We kept losing track of household stuff — who's buying what, whose turn it is, when a bill is due. We tried the obvious things: - Todoist / TickTick: great apps, but sharing is a workspace feature layered on top of a personal to-do app. Felt like using a project management tool to ask someone to buy milk. - Notion: we both stopped opening it within a week. - Apple Reminders: my Galaxy doesn't exist as far as it's concerned. The specific thing I w...