228+ iOS apps curated and reviewed
The best countdown calendar birthday apps on iPhone average 4.6★ across 228+ titles — we've ranked them by what real users actually keep on their phones. Updated May 2026.
Easily track important dates and events with a customizable countdown timer. Set reminders, organize events with tags, and view upcoming dates on your home screen or Apple Watch. Syncs across devices and offers various counting options.
Track time until or since important life events. Set custom timers for birthdays, holidays, anniversaries, and more. Personalize with your own photos and share progress with friends.
Visually track upcoming events with customizable countdowns. Set timers for vacations, concerts, or anniversaries using your own photos, music, and phrases. Share your progress with friends and family.
Easily track upcoming events with customizable countdown timers. Set reminders, sync with your device and social media calendars, and add personal touches like images and filters. Never miss a birthday, holiday, or special occasion again.
Easily track and celebrate special life moments with beautiful countdowns. Never miss an important event like birthdays, vacations, or anniversaries with customizable widgets and timely reminders. Enjoy a visually appealing experience for all your upcoming occasions.
Easily track important dates and events with a beautifully designed countdown timer and calendar. Set unlimited countdowns, customize with icons and colors, and receive basic reminders. Share your upcoming events with friends and family.
Never miss an important birthday again with this easy-to-use countdown and reminder app. Set custom notifications, import contacts, and even view upcoming events on your Apple Watch. Premium features include lock screen widgets and data export.
Track upcoming and past events with a smart reminder app. Count down to special occasions like birthdays and holidays, or reflect on past milestones. Receive timely notifications and customize your experience with various wallpapers and backgrounds.
Never forget a special occasion again. This app helps you track and count down to upcoming birthdays, importing them from your contacts or allowing manual entry. Customize notifications and view contact details at a glance.
Easily track important life events with stylish countdown timers. Create custom events like vacations, birthdays, and holidays. View upcoming events with a convenient widget and even count up from past milestones.
Never forget important dates like birthdays and anniversaries again. This app helps you celebrate special occasions with customizable reminders, personalized greetings, and gift ideas. Manage your contacts and events with ease, ensuring you always send wishes on time.
Track upcoming special moments with customizable countdowns. Visualize your events with beautiful imagery and access them directly from your home or lock screen. Never forget important dates like birthdays or anniversaries again.
Never forget a special occasion again with this app that counts down to birthdays and other important dates. Receive timely notifications, customize reminders, and access upcoming events directly from your home screen via a widget. Organize contacts into groups and share celebrations with loved ones.
Track important dates with this cute day counter and reminder app. It helps you count down to events, count up days since a specific date, and receive reminders for birthdays and holidays. You can also use it to monitor expiration dates for food and other items.
Easily track important dates with customizable countdowns and count-ups. Set reminders, personalize themes and backgrounds, and share your progress with friends. Never miss a special occasion again.
Never miss an important date again with this app that sends timely notifications for upcoming birthdays. Easily add contacts, view countdowns, and send personalized wishes with GIFs and emojis. It offers free functionality for a set number of contacts and is ad-free.
Easily track upcoming birthdays with customizable countdowns. Add photos, set reminders, and even attach personal songs to celebrate special occasions. Share your countdowns with friends and family.
Never forget a special moment again! This app provides personalized, interactive countdowns for events, birthdays, and anniversaries. Customize widgets for at-a-glance updates and enjoy automatic recurring reminders for yearly traditions.
Create and share countdowns to your most anticipated events, from personal milestones to entertainment releases. Discover new events and visualize your future with a convenient calendar view. Keep track of all your important dates in one fun, centralized location.
Track important upcoming events with customizable countdowns. Organize events into categories, set recurring timers, and receive timely reminders. View your countdowns on your home screen, lock screen, or Dynamic Island.