LineAge - Family Age Tracker

Track ages, birthdays, school cutoffs, passport renewals, and every important date for your whole family — all in one place. Now with developmental milestone tracking.

LineAge makes it easy to keep track of the ages and important dates for everyone in your household.

Add each family member with their date of birth, then manage the dates that matter — birthdays, school enrollment cutoffs, camp registrations, sports eligibility, passport expirations, driver's license renewals, and more.

Features: Track multiple people with personalized profiles and photos See precise age breakdowns in years, months, and days Manage important dates with smart categories: school, camp, sports, travel, milestones, and custom Compare ages across family members on any given date View life path timelines for each person Baby developmental milestones checklist based on CDC guidelines (ages 0-3) Add events to your device calendar with customizable reminders Smart default reminders for each date type (e.g., passport renewal alerts at 6 months, 3 months, and 1 month out) Swipe to delete dates with confirmation Dark mode support Choose from 14 profile colors Flexible date formatting (MDY or DMY) All data stored privately on your device

Whether you're figuring out school cutoff eligibility, making sure passports are renewed on time, or simply keeping track of how old everyone is, LineAge keeps your family's important details organized and easy to find.