Discover a new reason to celebrate every day with fun, weird, and obscure holidays. Get daily updates, home screen widgets, and easy sharing options to enjoy small moments of joy all year long.


200+ iOS apps curated and reviewed
Finding the right obscure holiday calendar app can be overwhelming with so many options. We've analyzed 200+ apps to bring you the best choices for 2026, from free options to premium solutions with advanced features.


Discover a new reason to celebrate every day with fun, weird, and obscure holidays. Get daily updates, home screen widgets, and easy sharing options to enjoy small moments of joy all year long.





Discover over 2,000 holidays, celebrations, and observances with daily reminders and a home screen widget. Find inspiration for conversations, cooking, and never miss a chance to celebrate something new.






Organize your life with a stylish and intuitive calendar app. It offers powerful customization, seamless syncing with popular services, and natural language event creation. Share events, set reminders, and personalize your calendar views.


Organize your entire schedule in one place. View events from multiple accounts, manage tasks, and plan gatherings with others. Stay on top of appointments, holidays, and birthdays with customizable views and shared calendars.


Experience the magic of Paris with an interactive virtual Advent Calendar. Unwrap daily surprises, explore iconic landmarks, and enjoy festive games as you count down to Christmas.


This intuitive calendar app integrates with all your existing calendars, offering powerful tools for event creation and management. It provides multiple viewing options and offline capabilities, ensuring you never miss an appointment.


Design your personal yearly calendar by adding custom holidays, work schedules, and special events. This app offers complete control over what days are marked, ideal for personal use or professional tracking.


This app offers a streamlined calendar experience with beautiful, intuitive views of your schedule. It unifies events and reminders, allows for quick natural language event entry, and provides contact history. It supports major calendar services and offers premium features through subscription.


Organize your daily schedule with a clean and simple calendar app. It offers a beautiful month and list view with event titles, a mini pop-up for daily events, and seamless scrolling. Easily copy and paste events and search your schedule.


Enhance your daily schedule with a feature-rich calendar app. Add visual flair with stickers, create checklists and notes with photos, and access your schedule instantly via a widget. Customize themes, icons, and more to personalize your planning experience.


This app offers a streamlined calendar experience, focusing on essential features for easy event management. It's designed for users who prefer simplicity and a clean interface over complex functionalities. Get organized with core calendar tools and helpful notifications.


This app offers a visually engaging way to manage your schedule and to-do lists. It uses colorful cues, stickers, and "stacks" to help you understand your day at a glance. Integrated to-dos can be easily scheduled by dragging and dropping them onto dates.


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.


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.


Experience a charming digital Advent Calendar that unveils a new Christmas village scene, story, game, or activity daily. Decorate your own cozy cottage and participate in festive scavenger hunts as you count down to Christmas.


Track the exact days, hours, and sleeps until Christmas Eve with a live home screen widget. Customize with festive themes and enjoy snowfall animations to bring the holiday spirit to life.


Discover holidays and observances for any given day. Learn more about each event by clicking on it. Share your favorite celebrations with friends.


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.


This app provides a calendar specifically designed for Cambodian users, displaying both normal and Khmer dates. It highlights Cambodian holidays, special days, and offers notifications for important events.


This intuitive calendar app syncs with your existing calendars, offering powerful event creation and management tools. Access your schedule offline, set advanced reminders, and view your events in multiple formats on your iPhone, iPad, and Apple Watch.