Best 24 Hour Clock Apps

4.7😞(312 ratings)

FreeIn-App Purchases

Easily convert between 12-hour (AM/PM) and 24-hour military time. This app offers instant conversions, local time display, time zone support, and convenient widgets. Learn and practice military time with a built-in chart.

What We Love

👍 Helpful for learning military time
👍 Useful for nurses and healthcare
👍 Works on iPhone, Apple Watch, Mac
👍 Seamless dual time display
👍 Quick and accurate conversion
👍 Good for Americans confused by time
👍 App works well in-app

Room to Improve

💸 Requires payment for widgets
💸 Overpriced at $5-$6
💸 Not free, need to pay to use
💸 Monthly subscription required
💸 Pro version doesn't work on Apple Watch
💸 Advertisements lie about watch functionality
💸 Ridiculous to pay for a widget

Clock – Simple & Customizable by Max-Joseph Krempl

A minimalistic 24h clock app

Strong Contender

Clock Face - desktop alarm

4.4😊(152 ratings)

Free

Clock – Simple & Customizable screenshot 1

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Clock – Simple & Customizable screenshot 4

This app displays the time with a minimalistic design, utilizing the full screen. It offers extensive customization for time format, including 12/24 hour, leading zeros, and seconds precision. Screen brightness can be adjusted by swiping, and screen dimming can be prevented.

What We Love

👍 Simple, minimalist design focused solely on displaying time
🆓 Completely free with no ads or in-app purchases
🔒 No data collection or tracking
🔆 Adjustable brightness/dimming feature for nighttime use
⏱️ Displays seconds and milliseconds options
🔒 Screen lock prevention keeps app active continuously
📱 Works in both portrait and landscape modes
⏰ Accurate time display with 12/24 hour format options
🎨 Clean, elegant typography and visual design
⚡ Lightweight and doesn't consume significant resources
🌙 Perfect for bedside/nighttime clock use

Room to Improve

🐛 Settings not persisting (12/24 hour format reverts)
🔋 High battery consumption reported by some users
📱 No landscape mode option (conflicting reports)
🔆 Brightness controls remain visible when dimmed
🐛 Occasional font weight fluctuations
📊 Widget doesn't display current time without opening app
🐛 Conflicts with Siri voice commands (same name as Apple Clock)
⚠️ Screen burn-in potential with prolonged display
🐛 AM/PM indicator appears unexpectedly in some cases
📱 Display text size too small for some users
🐛 App freezing/crashing reported on some devices

DClock - Digital Flip Clock by Xiamen ShenZhuo Information Technology Co., Ltd.

Time Widgets & Floating Clock

Worth Considering

🔍 Reference

4.6😐(7.9K 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
🔥 Too many ads
🔒 Paid features not working as expected

More 24 Hour Clock apps to explore

time widgets on Lock Screen

Analog and digital clock displayLock screen and home screen widgetsMultiple clock dial styles

Enhance your device's lock screen and home screen with beautiful analog and digital clocks. Set music alarms, enjoy hourly chimes, and utilize desktop widgets for convenient timekeeping.

🌟 Lifestyle

(17K)

World Weather 24 Clock

Measuring a day

24-hour time formatDynamic sky reflecting sunrise/sunsetCity-specific time display

This app displays the current local time in a 24-hour format with a dynamic sky that changes based on sunrise and sunset times for a chosen city. It offers a visually appealing way to track the passage of the day.

🌟 Lifestyle

(2)

World Clock Time Zone Widgets

Convert Dates & Calculate UTC

Analog and digital clock displaysSearch and manage 10,000+ citiesCustomizable city names

Easily track the time in multiple cities worldwide with customizable analog or digital clock widgets. Get instant access to local times from your Home Screen, Lock Screen, or Dynamic Island. Includes a conversion tool for comparing times and managing schedules across different zones.

✈️ Travel

(22K)

Flip Clock:Digital Desk Widget

StandBy Lock Screen & Pomodoro

Display seconds on multiple screensFull screen time and dateSmart alarm clock

This app provides a classic digital clock widget for your device's home, lock, and standby screens. It offers features like displaying seconds, a calendar, customizable themes, and various timekeeping tools including alarms, timers, and stopwatches. It can also function as a screensaver when charging.

(70K)

ClockZ | Desk Clock & Alarm

Night & Standby Display

Customizable digital clock displayMusic alarmTimer and stopwatch

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.

📊 Productivity

(5.5K)

freemium

24 hour clock : Wacca

by mukuwami inc.

24-hour pie chart visualizationMultiple color theme optionsEvent notifications

Visualize your daily schedule at a glance with a 24-hour pie chart. Customize with various color themes and receive event notifications. Save multiple schedules, switch them automatically by day, and export schedule parts as images.

📊 Productivity

(40)

Desk, Digital & Analog Clock

Analog Clock ۬

Customizable analog clock facesAdjustable colors and backgroundsFull-screen display option

Transform your device into a stylish and functional clock with customizable analog faces, colors, and display options. Perfect for bedside tables or desks, it offers a clear, elegant time display with additional tools like a stopwatch and timer.

(5)

oqloq - 24 Hour Routine Clock

24-Hour Time-Blocking Tool

Night Clock, Perfectly Styled

Portrait and landscape modes12 color themesCustomizable fonts

This app transforms your device into a customizable bedside digital clock. It offers a clear view of the time with adjustable brightness, multiple color themes, and font options. Keep your screen active for constant visibility throughout the night.

This widget displays the current time on a 24-hour analog dial, with a subtle shading to indicate the progress of the day. It offers a clear visual representation of time, eliminating confusion between AM and PM. Available for Home Screen and Lock Screen, it features a minimalist design.

24-hour analog time displayDay pie shading for progressHome Screen widget support

ClockPhone big digital clocks

(1)

paid

Alarm clock, timer, widget

Advanced alarm with flexible repeatsUnique alarm dismissal methods (NFC, QR, math)Versatile timer for workouts and productivity

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.

🌟 Lifestyle

(30K)

Minimal Digital Clock: StandBy

Clo-E – Minimal Clock

Aesthetic Widget & Desk Clock

Elegant clock skinsAmbient fullscreen effectsOptional background music

This app offers a clean, landscape-oriented digital clock experience for your desk or nightstand. It features elegant clock skins, ambient fullscreen effects, and useful tools like a timer and stopwatch.

This app displays a simple analog clock designed for low-light conditions, featuring customizable colors and an optional sweep second hand. It can automatically adjust brightness based on sunset and sunrise.

Customizable analog clock faceMultiple color optionsAutomatic brightness adjustment

A simple clock with seconds

Customizable clock displaySeconds displayed24-hour format option

This utility app provides a straightforward and customizable clock display. It features an option for 24-hour format and shows seconds for precise timekeeping. It's designed for simplicity and ease of use.

Track time across multiple cities with a clean, minimalist world clock. Organize your most important locations and view times at a glance with a home screen widget. Supports StandBy mode for easy viewing.

Add and organize cities12/24 hour format switchingClean, minimal interface