1. Home
  2. Topics
  3. Calendar Events Countdown

Best Calendar Events Countdown Apps

250+ iOS apps curated and reviewed

4.7 avg rating
19 free apps
Updated August 2026

From beginner-friendly picks to power-user tools, our calendar events countdown list covers 250+ iPhone apps updated through August 2026. Compare ratings, prices, and screenshots in one place.

Compare top Calendar Events Countdown Apps (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Countdown: Event CountdownCountdown: Event CountdownFree4.7★ (24K)YesYesSep 2026
2CalendarCalendarFree4.9★ (1.5M)NoNoAug 2026
3Countdown ‎Countdown ‎Free3.8★ (11K)YesYesAug 2026
4Countdown to an EventCountdown to an EventFree4.5★ (44)YesYesAug 2026
5Countdown°Countdown°Free4.8★ (24K)YesYesAug 2026
6CountdownCountdownFree4.8★ (183K)YesYesAug 2026
7Countdown App Free (Big Day Event Timer Reminder)Countdown App Free (Big Day Event Timer Reminder)Free4.3★ (1.4K)NoYesAug 2026
8Countdown+ Calendar (Lite)Countdown+ Calendar (Lite)Free4.8★ (4.2K)NoYesAug 2026

Top Picks for Calendar Events Countdown

Countdown: Event Countdown#1

Countdown: Event Countdown by ROOT38 LIMITED

Countdown Widget Calendar App
Editor's Choice
📊 Productivity
4.7😊(24K ratings)
FreeAdsIn-App Purchases
Countdown: Event Countdown screenshot 1
Countdown: Event Countdown screenshot 2
Countdown: Event Countdown screenshot 3
Countdown: Event Countdown screenshot 4
Countdown: Event Countdown screenshot 5
Countdown: Event Countdown screenshot 6

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.

What We Love

  • 👍 Easy to use
  • 🎨 Customizable colors and icons
  • 🕰️ Helpful for tracking upcoming events
  • 💻 Works well on multiple devices

Room to Improve

  • 🔒 Premium features locked behind paywall
  • 💸 Aggressive promotion of premium version
  • 🔔 Lack of customizable notifications
Calendar#2

Calendar by Apple

Strong Contender
📊 Productivity
4.9😐(1.5M ratings)
Free
Calendar screenshot 1
Calendar screenshot 2
Calendar screenshot 3
Calendar screenshot 4

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.

What We Love

  • 🚀 Essential app for staying organized
  • 👍 Clean, intuitive, and easy to navigate
  • 🔒 Seamless sync across devices
  • 👍 Helpful integration with other apps

Room to Improve

  • 🐛 Autofill suggestions overwrite event time
  • 🔍 Search function not reliable
  • 🔍 Inability to delete past/declined events
Countdown ‎#3

Countdown ‎ by Sevenlogics, Inc.

Countdown Widget & Timer
Worth Considering
🌟 Lifestyle
3.8😞(11K ratings)
FreeAdsIn-App Purchases
Countdown ‎ screenshot 1
Countdown ‎ screenshot 2
Countdown ‎ screenshot 3
Countdown ‎ screenshot 4
Countdown ‎ screenshot 5
Countdown ‎ screenshot 6

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.

What We Love

  • 💖 Countdown app with customization
  • 🎨 Ability to use own photos
  • ⏱️ Counts down in various units
  • 🎉 Exciting for upcoming events

Room to Improve

  • 🔒 Premium features locked behind paywall
  • 📢 Excessive ads and pop-ups
  • 🐛 Bugs and glitches

More Calendar Events Countdown apps to explore

4
Countdown to an Event
Countdown to an Event
Countdown to an Event
by Philip Bevan
Free

Track upcoming events with a precise countdown. Set your event title, date, and time, and watch the seconds tick down. Personalize each event with a unique background image from your device or camera.

Real-time countdownEvent title, date, and time entryCustomizable background images
🔧 Utilities
(44)
free with in-app purchases
5
Countdown°
Countdown°
Countdown°
Remember your important days!
Free

Easily track important dates and events with customizable reminders and notifications. Organize your schedules, share them with others, and utilize widgets for quick access. Offers advanced features like iCloud backup and a date calculator.

Sort eventsShare eventsCustom categories
🔧 Utilities
(24K)
free with in-app purchases
6
Countdown
Countdown
Countdown
Day Counter: Timer & Widget
Free

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.

Customizable countdown timerEvent remindersHome screen widgets
🔧 Utilities
(183K)
free with in-app purchases
7
Countdown App Free (Big Day Event Timer Reminder)
Countdown App Free (Big Day Event Timer Reminder)
Countdown App Free (Big Day Event Timer Reminder)
by JINMIN ZHOU
Free

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.

Count future and past datesDisplay on Notification WidgetSmart reminders
🔧 Utilities
(1.4K)
free with in-app purchases
8
Countdown+ Calendar (Lite)
Countdown+ Calendar (Lite)
Countdown+ Calendar (Lite)
Event Reminders Birthday Timer
Free

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.

Unlimited event countdown timersDevice and Facebook event syncingHoliday calendars from various countries
🌟 Lifestyle
(4.2K)
free with in-app purchases
9
Countdown Star
Countdown Star
Countdown Star
Countdowns for Every Event
Free

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.

Add custom eventsCustomize event visualsApple Watch display
🎬 Entertainment
(215K)
ad-supported
10
Basic Calendar
Basic Calendar
Basic Calendar
by dotori king
Free

This app offers a clean, monthly view of your Apple Calendar data. Personalize your schedule with color themes and stay on top of appointments with home screen widgets. Easily manage your events at a glance.

Monthly calendar viewApple Calendar integrationCustomizable color themes
📊 Productivity
(2)
free with in-app purchases
11
Ahead: Countdown Calendar
Ahead: Countdown Calendar
Ahead: Countdown Calendar
Countdown to Key Events
Free

Easily track important life events with this user-friendly calendar countdown application. View upcoming events as home screen widgets, receive timely notifications, and share your countdowns with others. Sync events across devices and enjoy a dark mode option.

Home screen widgetsEvent notificationsCross-device sync
📊 Productivity
(2)
free with in-app purchases
12
Dayno - Countdown Calendar
Dayno - Countdown Calendar
Dayno - Countdown Calendar
Date countdown & event tracker
Free

Easily track important upcoming dates with a clean, readable countdown. Perfect for events like trips, exams, or anniversaries, this app helps you stay organized and makes big days feel closer. Add unlimited events and prioritize what matters most with its minimal design.

Quick event creationClear, at-a-glance countdowns"Today" highlight
📊 Productivity
(1)
free with in-app purchases
13
Calendar Countdown
Calendar Countdown
Calendar Countdown
Countdowns for Calendar Events
$0.99
🔧 Utilities
(0)
14
Calendar App- Schedule Planner
Calendar App- Schedule Planner
Calendar App- Schedule Planner
Plan Your Day, Week & Life
Free
📊 Productivity
(0)
15
Countdown by Kired
Countdown by Kired
Countdown by Kired
Countdowns, Events, Holidays
Free

Easily track important dates like birthdays, holidays, and events with custom countdowns. Receive timely reminders and review past events with archived countdowns. Never miss a moment again.

Custom event countdownsSeasonal backgroundsEvent reminders
🔧 Utilities
(1)
free
16
DayCount: Event Countdown
DayCount: Event Countdown
DayCount: Event Countdown
by Dt nova
Free
🔧 Utilities
(0)
17
Countdown Days - Calendar
Countdown Days - Calendar
Countdown Days - Calendar
by Waruda Maqufi
Free
🌟 Lifestyle
(0)
18
Countdown to Important Days
Countdown to Important Days
Countdown to Important Days
Fun way to countdown
Free
🎬 Entertainment
(0)
19
Countdowns - Create Alerts
Countdowns - Create Alerts
Countdowns - Create Alerts
Countdowns Event Manager
Free
🔧 Utilities
(0)
20
Countdown widget: remind event
Countdown widget: remind event
Countdown widget: remind event
Day since, vacation timer
Free
📊 Productivity
(0)

FAQ about Calendar Events Countdown

What are the best calendar events countdown apps for iPhone?
Countdown: Event Countdown tops our calendar events countdown apps ranking as of August 2026, with a 4.7-star average from 24K App Store ratings, and it's free to download.
Yes — 19 of the top calendar events countdown apps we rank are free to download, including Countdown: Event Countdown and Calendar.
Countdown: Event Countdown shows ads and offers in-app purchases, according to its App Store listing as of August 2026.
We track 250+ calendar events countdown apps on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.
This app helps you track important dates and events in your life by providing a countdown timer and calendar. You can set unlimited countdowns for birthdays, holidays, vacations, and more, and count down to the exact second.
The app is free to download and use. There is an optional premium version available as a 1-year auto-renewable subscription that removes ads and unlocks additional features like widgets and advanced notifications.