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Best Binary Clock And Calendar Apps

234+ iOS apps curated and reviewed

4.6 avg rating
19 free apps
Updated May 2026

If you already know Desk Clock, this is the deeper bench. 234+ binary clock and calendar apps for iPhone, all reviewed and ranked by user rating, recency, and download trend as of May 2026.

Top Picks for Binary Clock And Calendar

Desk Clock - Analog Clock Face#1

Desk Clock - Analog Clock Face by 翠玲 施

Standby full screen live time
Editor's Choice
📊 Productivity
4.6😊(22K ratings)
FreeAdsIn-App Purchases
Desk Clock - Analog Clock Face screenshot 1
Desk Clock - Analog Clock Face screenshot 2
Desk Clock - Analog Clock Face screenshot 3
Desk Clock - Analog Clock Face screenshot 4
Desk Clock - Analog Clock Face screenshot 5
Desk Clock - Analog Clock Face screenshot 6

This app transforms your device into a full-screen analog clock with customizable faces. It offers real-time time display, including seconds, on your home screen, lock screen, and even during charging, doubling as a screen saver. Features include smart alarms and hourly reminders.

What We Love

  • ⏱️ Accurate time display
  • 🕰️ Variety of analog clock faces
  • 🌙 Adjustable brightness for night use
  • 🕰️ Useful as a bedside clock

Room to Improve

  • 💸 Ads can be intrusive
  • 🔋 Battery drain issues
  • 🤔 Confusing settings/options
The Clocks: Alarm, World Clock#2

The Clocks: Alarm, World Clock by Meanterm Inc.

Genuine Flip, Digital, Analog
Strong Contender
🔧 Utilities
4.6😊(14K ratings)
FreeAdsIn-App Purchases
The Clocks: Alarm, World Clock screenshot 1
The Clocks: Alarm, World Clock screenshot 2
The Clocks: Alarm, World Clock screenshot 3
The Clocks: Alarm, World Clock screenshot 4
The Clocks: Alarm, World Clock screenshot 5

This app offers a variety of clock styles including flip, digital, and analog. It features customizable alarms with music options, a world clock for multiple locations, and several user-friendly controls for brightness, touch lock, and flashlight activation.

What We Love

  • 💻 Excellent clock app
  • ⏰ Great for alarms and timers
  • 🎨 Customizable clock faces and styles
  • 🔍 Large, easy-to-read display

Room to Improve

  • 🐛 Alarm issues (doesn't always sound, short duration)
  • 🔒 Concerns about privacy and data access
  • 🔄 Orientation/rotation problems
DClock - Digital Flip Clock#3

DClock - Digital Flip Clock by 少杰 施

Time Widgets & Floating Clock
Worth Considering
🔍 Reference
4.7😐(7.6K ratings)
FreeAdsIn-App Purchases
DClock - Digital Flip Clock screenshot 1
DClock - Digital Flip Clock screenshot 2
DClock - Digital Flip Clock screenshot 3
DClock - Digital Flip Clock screenshot 4
DClock - Digital Flip Clock screenshot 5
DClock - Digital Flip Clock screenshot 6

This app provides a visually appealing digital flip clock with a minimalist design and customizable themes. It offers useful widgets for your home screen, a floating clock option, and integrated tools like a Pomodoro timer and white noise generator to aid focus. It can also display health data like step count.

What We Love

  • 🚀 Convenient clock
  • 👍 Customizable clock face
  • 💡 Helpful for kids learning time
  • 🚀 Instant military time display

Room to Improve

  • 🐛 Incorrect time display
  • 🐛 Widgets not updating correctly
  • 🐛 Daylight savings issues

More Binary Clock And Calendar apps to explore

4
Vantage Calendar
Vantage Calendar
Vantage Calendar
Calendar & To-Do List
Free

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.

Visual cues (colors, stickers, book covers)Summarize days with 'Stacks'Integrated to-do lists in notebooks
📊 Productivity
(1.8K)
free with in-app purchases
5
ClockZ | Clock Display + Alarm
ClockZ | Clock Display + Alarm
ClockZ | Clock Display + Alarm
Night Stand | Widget | Timer
Free

This app provides a customizable digital clock display with alarm, timer, and stopwatch functions. It offers features like photo backgrounds, automatic unlock, and large, easy-to-read visuals, optimized for nighttime use. Premium options unlock additional themes and battery display.

Customizable digital clock displayMusic alarmTimer and stopwatch
📊 Productivity
(15K)
freemium
6
Binary Clock and Calendar
Binary Clock and Calendar
Binary Clock and Calendar
by Alan Green
$0.99
🎬 Entertainment
(0)
7
TimeTree: Shared Calendar
TimeTree: Shared Calendar
TimeTree: Shared Calendar
Make a Shared Calendar
Free

This app allows users to create and share calendars with family, friends, or colleagues. It facilitates event planning, communication, and organization through shared schedules, photo albums, and to-do lists. Stay connected and manage your time effectively with this collaborative scheduling tool.

Shared calendars for groupsEvent notifications and remindersSync with device calendars
📊 Productivity
(87K)
free with in-app purchases
8
Howbout: shared calendar
Howbout: shared calendar
Howbout: shared calendar
Social calendar for friends
Free

This app simplifies social planning by allowing friends to share calendars, coordinate events, and see each other's availability. It helps move plans out of group chats and into a centralized, customizable space with integrated communication features.

Shared calendars for friendsColor-coded eventsPlan details with notes and pictures
🌐 Social Networking
(47K)
free with in-app purchases
9
Week Calendar - Smart Planner
Week Calendar - Smart Planner
Week Calendar - Smart Planner
Sync Agenda Tasks & Reminders
Free

This app offers a highly customizable calendar experience with multiple view options and automation tools. It allows for easy event management, integration with popular calendar services, and includes features like weather forecasts and calendar insights. An optional Pro version unlocks additional widgets and features.

Customizable calendar views (Day, Agenda, Month, Year)Event automation and templatesDrag-and-drop event rescheduling
📊 Productivity
(10K)
free with in-app purchases
10
Simple Calendar - SimpleCal
Simple Calendar - SimpleCal
Simple Calendar - SimpleCal
Tasks & ToDo for your schedule
Free

This app offers a straightforward way to manage your schedule, sync events across devices using iCloud or Google Calendar, and stay organized with reminders and weather forecasts. Its customizable interface and simple design make adding and editing events quick and intuitive.

Cross-platform sync (iCloud/Google)Event reminders (daily, weekly, monthly, yearly)Weather forecast integration
📊 Productivity
(16K)
free with in-app purchases
11
Calendars: Schedule Planner
Calendars: Schedule Planner
Calendars: Schedule Planner
Reminder・Tasks Organizer・To Do
Free

This app combines a calendar, task manager, daily planner, and habit tracker. It helps users plan their day, build habits, boost productivity, and stay organized with seamless syncing across all Apple devices. Features include event creation, to-do list management, natural language input, and integration with popular meeting platforms.

Calendar, task, and habit managementDaily, weekly, and monthly viewsNatural language event creation
📊 Productivity
(120K)
free with in-app purchases
12
24me: Calendar・Planner & To Do
24me: Calendar・Planner & To Do
24me: Calendar・Planner & To Do
Reminders, Schedule, Organizer
Free

This app acts as a smart personal assistant, consolidating your calendar, to-do lists, notes, and personal accounts into one unified platform. It streamlines daily management with features like voice commands, smart reminders, and email-to-task conversion, helping you stay organized and productive.

Unified calendar and plannerSmart task manager and to-do listSimple notes and lists
📊 Productivity
(6.7K)
free with in-app purchases
13
Cozi Family Organizer
Cozi Family Organizer
Cozi Family Organizer
Shared Calendar & To-Do Lists
Free

This app helps families organize their busy lives with a shared calendar, to-do lists, and recipe box. It keeps everyone on the same page for appointments, shopping, and meal planning, accessible from any device.

Shared family calendarColor-coded schedulingReminders and agenda emails
📊 Productivity
(386K)
free with in-app purchases
14
ClockPhone big digital clocks
ClockPhone big digital clocks
ClockPhone big digital clocks
Alarm clock, timer, widget
Free

This app offers a stylish and functional digital clock with advanced alarm and timer features. Customize its appearance, set flexible alarms with unique dismissal methods, and utilize versatile timers for workouts or productivity.

Advanced alarm with flexible repeatsUnique alarm dismissal methods (NFC, QR, math)Versatile timer for workouts and productivity
🌟 Lifestyle
(28K)
free with in-app purchases
15
Calendar · Planner & Reminders
Calendar · Planner & Reminders
Calendar · Planner & Reminders
Planner Organizer & Agenda
Free

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.

Intuitive day and month viewsUnified events and remindersNatural language event entry
📊 Productivity
(59K)
free with in-app purchases
16
PocketLife Calendar
PocketLife Calendar
PocketLife Calendar
Calendar Organizer & Reminders
Free

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.

Calendar sharing with friends and familyFast sync with Google, Outlook, iCal, Yahoo, iCloudCreate events using natural language
📊 Productivity
(41K)
free with in-app purchases
17
Countdown: Event Countdown
Countdown: Event Countdown
Countdown: Event Countdown
Countdown Calendar AI & Widget
Free

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.

Unlimited event countdownsCount up or down to eventsCustomizable icons and colors
📊 Productivity
(24K)
free with in-app purchases
18
Notion Calendar
Notion Calendar
Notion Calendar
For your work and life
Free

Manage your schedule and events with a unified view across multiple calendars. Integrate with your Notion workspace to link documents and projects directly to your events. Offers customizable widgets for quick access to upcoming appointments and event details.

Deep Google Calendar integrationConnect Notion docs and projectsMultiple time zone support
📊 Productivity
(6.8K)
free
19
The Analog Clock
The Analog Clock
The Analog Clock
Simple Analog Clock
Free

This app displays a customizable analog clock on your entire screen. Personalize background and theme colors, and choose between numbers or Roman numerals for the dial. A premium plan unlocks all designs and advanced customization options.

Full-screen analog clock displayAd-free clock viewingLandscape orientation support
🔧 Utilities
(2.1K)
freemium
20
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