Best DOY alternatives: apps like DOY

10+ similar apps compared and reviewed

4.7 avg rating
8 free apps
Updated November 2026

Looking for something like DOY? We've analyzed 10+ similar apps to help you find the best alternative. Each app is compared by ratings, features, and real user reviews, so you can make the right choice.

Top Alternatives to DOY

Epoch Time Converter#1

Epoch Time Converter by corey smith

Seconds Since January 1, 1970
Editor's Choice
🔧 Utilities
4.5(6 ratings)
Free
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Easily convert between epoch time and traditional date/time formats. This utility also provides a live, second-by-second display of the current epoch time. It's a straightforward tool for anyone needing to work with Unix timestamps.

Julianator#2

Julianator by Bright Day Digital LLC

Julian Day of Year Calculator
Strong Contender
🔧 Utilities
4.7(125 ratings)
$0.99
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Julianator screenshot 6

Easily convert dates between the Gregorian calendar and the Julian Day of Year (ordinal date). This tool is useful for systems that use day-of-year numbering, such as mainframes, military, and food industries. It offers a clean interface, monthly views, and widgets for quick access.

365 Days Calendar#3

365 Days Calendar by Cyberdeploy Inc.

Julian & day tracker
Worth Considering
🔧 Utilities
4.7(27 ratings)
$1.99
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This utility app converts between Julian and Gregorian dates and tracks Julian Day Numbers. It's designed for users in fields like astronomy, military operations, and historical research who need precise date management for daily operations.

More apps like DOY

4
Custom Holiday Calendar
Custom Holiday Calendar
Custom Holiday Calendar
Create Your Own Holidays
Free

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.

Create custom holidaysAdd personal days offTrack work schedules
🔧 Utilities
(2.2K)
ad-supported
5
Julian - Quick Dates
Julian - Quick Dates
Julian - Quick Dates
Julian dates at a glance
Free

This app provides a quick and efficient way to view and convert between 11 different types of dates, including standard Julian dates, Mars Sol dates, and Unix time. It features a calendar for easy navigation and allows copying dates to the clipboard. The current date can be displayed on the app icon and Apple Watch complications.

11 date type conversionsCalendar viewCopy to clipboard
🔧 Utilities
(4.8K)
free with in-app purchases
6
Date and Time Calculator
Date and Time Calculator
Date and Time Calculator
by 山 钟
Free

Calculate the exact number of days, hours, and seconds between any two dates. This tool also allows you to find the date before or after a specified period, making it useful for tracking deadlines, events, or financial products.

Calculate time between any two datesSecond-level precisionCalculate future dates
🔧 Utilities
(9.9K)
ad-supported
7
Tally • Quick Counter
Tally • Quick Counter
Tally • Quick Counter
Habit Tracking • Scorekeeping
Free

Easily track any count with intuitive gesture controls. Perfect for scorekeeping, habit tracking, or monitoring event attendance. Offers customizable feedback and widget support for quick updates.

Gesture-based countingUnlimited talliesCount up/down with custom steps
🔧 Utilities
(1.8K)
freemium
8
Countdown Widget & Counter
Countdown Widget & Counter
Countdown Widget & Counter
Birthday, Vacation, Retirement
Free

Create customizable widgets to track upcoming events directly on your home screen. Visualize your countdowns with beautiful designs, icons, and color gradients. Receive real-time notifications for important dates.

Live countdown widgetsCustomizable widget templatesEvent editor with live preview
🔧 Utilities
(2.5K)
free with in-app purchases
9
Countdown - Pretty Progress
Countdown - Pretty Progress
Countdown - Pretty Progress
Widget, day counter & tracker
Free

Visually track personal goals, habits, and important dates with customizable widgets. Supports counting up and down, recurring events, and synchronization across Apple devices. Offers detailed progress visualization and notifications to keep you motivated.

Customizable home and lock screen widgetsCount up and down timersRecurring event tracking
🔧 Utilities
(3.1K)
freemium
10
NIOSH Sound Level Meter
NIOSH Sound Level Meter
NIOSH Sound Level Meter
by EA LAB
Free

This free app measures sound levels and noise exposure using your smartphone. Developed by acoustics experts, it provides professional-grade metrics and guidance on hearing protection and noise prevention.

Sound level measurementNoise dosimetryHearing hazard information
🔧 Utilities
(17K)
free