You and Your Man's Calendars: SimplyUs

Why you want it: Between his after-work meet-ups and your out-of-town conferences (oh, and let’s not forget the kids’ schedules), feeling in sync with your husband can be tough. Dubbed “the central hub for your relationship” app, SimplyUs coordinates the hectic lives of busy twosomes into one master calendar with one simple step: adjoining your shared schedules from Google or Outlook, for instance. Even better? Share your to-dos, grocery-store lists and more. Plus, the app allows for private messages and photos. Tip: Try this while he’s at work and he’s sure to pencil “Alone Time” into the schedule immediately.

Download it now: Free at iTunes.com for the iPhone and iPad