A "datebook" is a small book or planner where you write down important dates and events, like birthdays or appointments, to help you remember and organize your schedule. Full definition
This kind of quality arts reporting is what we need more of in Datebook, and you can make space for it by cutting back a wee bit on sensationalism. (sfgate.com)
Think of Datebook as the ultimate date organizer, diary and planner. (eharmony.com)
«Our customers have loved the eHarmony app, checking their matches on the go and now with Datebook as a companion, users will be able to schedule and catalog specifics about each date, bridging the online and offline dating experience.» (globaldatinginsights.com)