Comparison

DDays vs canD

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

DDays

Track important upcoming events with timely notifications. View countdowns directly on your home screen and lock screen widgets.

Highlights
  • D-day tracking
  • Advance notifications
  • Home screen widget
  • Lock screen widget
  • Live activity display
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Meet Simple D-day! You can check notifications and live-activity 24 hours in advance. Check D-Day through the Home screen, the lock screen widget!

About

canD

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Please remember all your precious days with canD-Day. canD-Day: The best choice for efficient and easy D-Day management
Managing various schedules and remembering important days is very important. However, it’s not easy to remember all the commitments, appointments, and important anniversaries. To solve this problem, canD-Day was developed as a user-friendly app that contains only the necessary features. Simple interface and usability
 Intuitive design
 canD-Day is designed with an intuitive and clean design that anyone can easily use. Even first-time users can understand and use the functions without difficulty. One of the biggest advantages of this app is that you can find and use the necessary functions immediately without complex settings or menus. Easy schedule addition and management
 With canD-Day, you can easily add important D-Days. You only need to enter the necessary information, allowing you to register your schedule quickly without a complicated process. Additionally, you can conveniently check all your registered D-Days at a glance on the home screen. Key features
 D-Day countdown
 The core feature of canD-Day is the D-Day countdown. You can check the number of days remaining until or since an important date in real-time, so you can prepare in advance without missing an important day. Birthdays, anniversaries, project deadlines, and other D-Days can be effectively managed. Notification feature
 The notification feature helps you not forget important dates. The notification goes off at the time set by the user, reminding you that an important event is approaching. This ensures that you don't miss important anniversaries and can handle them in time. The notification settings are easy to configure at the desired time. Recurring D-Day management
 canD-Day provides a feature that allows you to effectively manage recurring schedules. By registering events that occur every year, you don’t have to re-add the D-Day each time, as it will be managed automatically. This recurring schedule feature is particularly useful for birthdays, anniversaries, and other repetitive D-Days. Widget support
 The app supports a widget feature that allows you to check your schedule directly from the home screen without opening the app. You can view your important schedules and D-Days at a glance through the widget, making it more convenient. It offers various widget sizes so you can customize your home screen according to your preferences. Multilingual support
 To make it convenient for users around the world, the app supports various languages. With a single setting, you can use the app in your preferred language and enjoy the best user experience in your native language from anywhere. User feedback integration
 canD-Day continues to improve by actively reflecting user feedback. By listening to users’ opinions, the app adds or improves necessary features to provide a better user experience. Versatile usage
canD-Day can be used not only for personal D-Day management but also for work schedules, project management, and more. It is useful for various users, as it can efficiently manage all kinds of schedules, such as important anniversaries, exam schedules, business trips, and more. canD-Day helps you manage your schedule efficiently by offering a simple interface and only the necessary features. With its core features—D-Day countdown, notification function, recurring schedule management, widget support—users can manage their important D-Days without missing them. If you’re looking for a simple and efficient D-Day management app without complicated features, canD-Day is the best choice. canD-Day protects your precious moments. canD-Day will safeguard the days you need to remember.

Screenshots

DDays4 screens
canD4 screens

Verdict

The call

The clearest difference is update cadence: DDays at every 2 weeks against canD's every 12 months. On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

DDays ships an update every 2 weeks, canD every 12 months. The most recent releases landed on October 8, 2026 and October 4, 2026 respectively.

Scorecard1 real difference · 7 level
DDays versus canD: the parameters behind the verdict, then further details
ParameterDDayscanD
PriceFreeFree
Positive reviews100.0% of reviews—
Update frequencyEvery 2 weeks — betterEvery 12 months
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhoneiPhone, iPad — better
Requires iOS17.017.0
Further details — not scored
Size5 MB2 MB
Age rating4+4+
DeveloperLee JaehoPapaBubbles

In-app purchases

None

DDays

No in-app purchases

None

canD

No in-app purchases

Questions

Is DDays free?
DDays is free to download, with no in-app purchases.
Is canD free?
canD is free to download, with no in-app purchases.
Do DDays or canD have ads?
Neither DDays nor canD shows ads.
Which is updated more often, DDays or canD?
DDays ships an update every 2 weeks, and canD every 12 months. Most recently, DDays was updated on October 8, 2026 and canD on October 4, 2026.

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