Comparison

Countdown vs D

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

Head to head
About

Countdown

Features
Read full description

How many days until the trip? Until the exam? Since you first met? Let Countdown keep track of the days. The day grid fills in one square at a time. COUNT DOWN OR COUNT UP Count down to a date (D-) or count up from one (D+). Give each event a title, an emoji, a color and its own start and end date. A SQUARE FOR EVERY DAY Every day of the period is a small cell that fills in as the days go by, with a progress bar alongside. How far you've come shows at a glance. ON YOUR HOME SCREEN AND LOCK SCREEN β€’ Home Screen widgets in small, medium and large β€’ D-Day number style or day grid style β€’ Lock Screen widgets: circular, rectangular and inline SEE YOUR WIDGET AS YOU MAKE IT While you create or edit an event, a live widget preview follows every change to color, emoji and display options. DARK OR LIGHT Pick a dark or light theme. Countdown's icon switches along with it. ON ALL YOUR DEVICES Events sync through your own iCloud. If you like, Countdown can send you a reminder at 9:00 AM on the day itself. FREE AND PREMIUM Countdown is free for one event, with ads. Premium is available as a monthly or yearly subscription, or as a one-time lifetime purchase: β€’ Unlimited events β€’ No ads β€’ A widget for every event Subscriptions renew automatically until you cancel them in your App Store account settings. YOUR DATA Your events stay on your device and in your own iCloud. Countdown uses anonymous analytics and crash reports (Firebase), and the free version shows ads from Google AdMob. Available in 15 languages. Terms of Use: https://offstudio-eight.vercel.app/terms.html Privacy Policy: https://offstudio-eight.vercel.app/privacy.html

About

D

Easily track important dates like anniversaries, birthdays, and trips with a customizable home screen widget. Add photos and choose from various themes to personalize your countdowns. Optional cloud backup ensures your memories are safe across devices.

Highlights
  • D-Day countdown for past/future dates
  • Home screen widget for at-a-glance viewing
  • Customizable photo backgrounds
  • Multiple theme options
  • Milestone alerts
  • Optional cloud backup
  • Support for 20 languages
Read full description

D-Day Keep β€” a beautiful countdown widget for every day that matters. Anniversaries, birthdays, exams, trips β€” keep every important date at your fingertips. # Key features β€’ D-Day countdown β€” register any date, past or future. Days are calculated automatically every day. β€’ Home screen widget β€” see your D-Days at a glance, no need to open the app. β€’ Photo backgrounds β€” place a memory on your D-Day card. β€’ 8 themes β€” Coral, Ocean, Forest, Sunset, Gold, Midnight, Blossom, Ivory. β€’ Milestone alerts β€” D-100, 1-year, the day itself, and more. β€’ Cloud backup (optional) β€” sign in to keep your D-Days across devices. β€’ 20 languages β€” Korean, English, Japanese, Chinese, Spanish and more. β€’ Minimal ads β€” light and unobtrusive. # Perfect for β€’ Couples tracking 100-day & anniversary milestones β€’ Family birthdays and wedding anniversaries β€’ Exam prep β€” college entrance, certification, professional tests β€’ Trips, concerts, military discharge, big events β€’ Diet, quit-smoking, workout β€” track when you started β€’ Keeping memories of someone special, with a photo # Why D-Day Keep? β€’ Start instantly β€” no sign-up required β€’ Sign in is optional β€” Google, Apple, or Kakao for cloud backup β€’ Beautiful cards with photos & themes β€” every day feels like a memory β€’ Home widget β€” your D-Days stay visible every day β€’ Localized for 20 languages β€” naturally, not auto-translated # Privacy-first If you don't sign in, your D-Days never leave your phone. Cloud backup only applies after sign-in, and you can delete your account at any time to permanently erase all data. β€’ Privacy policy: https://codesand.co.kr/app/dkeep/privacy β€’ Terms of service: https://codesand.co.kr/app/dkeep/terms β€’ Support: dkeep@reply.codesand.co.kr

Screenshots

Countdown4 screens
D4 screens

Verdict

The call

The clearest difference is iOS requirement: D at 15.0 against Countdown's 18.6. On price, update cadence, ads and in-app purchases there is nothing between them.

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

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. Countdown sells 3 in-app purchases, starting at $0.99 per month and D sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Countdown ships an update weekly, D every 4 days. Both last shipped on October 31, 2026.

Scorecard1 real difference Β· 7 level
Countdown versus D: the parameters behind the verdict, then further details
ParameterCountdownD
PriceFreeFree
Positive reviewsβ€”100.0% of reviews
Update frequencyWeeklyEvery 4 days β€” better
AdsYesYes
In-app purchasesYesYes
Monetizationβ€”Free with in-app purchases
DevicesiPhone, iPadiPhone, iPad, iPod β€” better
Requires iOS18.615.0 β€” better
Further details β€” not scored
Size23 MB52 MB
Age rating4+4+
DeveloperOFFSTUDIOCodeSand Co. Ltd.

In-app purchases

3 purchases

Countdown

Subscriptions2
  • Premium Monthly$0.991 Month
  • Premium Yearly3 Days trial$1.991 Year
One-time1
  • Premium Lifetime$2.99
3 purchases

D

One-time3
  • A Coffee$2.99
  • Remove Ads$3.49
  • A Slice of Cake$5.99

Questions

Is Countdown free?
Countdown is free to download, with in-app purchases available.
Is D free?
D is free to download, with in-app purchases available.
Do Countdown or D have ads?
Both Countdown and D show ads.
Which is updated more often, Countdown or D?
Countdown ships an update weekly, and D every 4 days. Most recently, Countdown was updated on October 31, 2026 and D on October 31, 2026.

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