# D-day Counter - Countdowns — Widgets, calendar & statistics > Countdown and count up to important life events with customizable widgets and statistics. (iPhone/iPad app by SiU Ahn.) - Source: https://appshunter.io/ios/app/d-day-counter-countdowns/id6787755137 (this page in markdown: same URL + `.md`) - Developer: [SiU Ahn](https://appshunter.io/developer/1601025745) - Category: Productivity, Lifestyle - Price: Free - Age rating: 4+ - Requires: iOS 13.0 · 27 MB - Languages: American English, Korean - Released: 2026-07-09 - Data updated: 2026-08-24 - Monetization: ad-supported - User reviews in markdown: https://appshunter.io/ios/app/d-day-counter-countdowns/id6787755137/reviews.md ## What is D? Never miss a day that matters. D-day Counter keeps every countdown in your life — exams, anniversaries, birthdays, deadlines — organized in one clean app. ■ Made for you if… • You're a student counting down to a final exam, certification test, or interview • You want to celebrate your 100th or 1000th day together as a couple • You never want to forget a family member's or friend's birthday • You're tracking a project deadline, trip departure, or any big day ahead ■ Key features 1. Unlimited D-days Create as many countdowns as you want — no limits. Add an emoji and a memo to make each one yours. Count down to upcoming days (D-35) or count up from past events (D+82). 2. Categories that keep things tidy Sort your D-days into Exam, Anniversary, Birthday, Military, and more. See everything grouped at a glance. 3. Yearly repeating events Birthdays and anniversaries roll over automatically every year. Set it once and it always shows the next occurrence. 4. Home screen widget Check your nearest D-day right from your home screen — no need to open the app. 5. Calendar view See all your D-days laid out on a monthly calendar. Instantly know what's coming up this month. 6. Statistics A stats screen summarizes your countdowns — category breakdown, upcoming events, and past records. 7. Progress ring Set a start date and watch the progress ring fill up as you approach your goal. Perfect motivation for exam prep and long-term goals. ■ Light and private • No sign-up — start using it the moment you install • All data stays on your device (nothing is sent to a server) • Works fully offline • Beautiful dark theme, English & Korean supported From exam countdowns to couple anniversaries and birthday reminders — start counting the days that matter with D-day Counter. ## Key features - Unlimited D-day creation - Customizable categories - Yearly repeating event support - Home screen widgets - Calendar view - Statistics and progress rings - Offline and private usage ## Recent user reviews (1 of 1) All indexed reviews: https://appshunter.io/ios/app/d-day-counter-countdowns/id6787755137/reviews.md ### 4/5 — 구분 명료 깔끔 *2026-07-30* 아쉬운점은 날짜입력시 음력 입력 기능과 아이콘 화면에 D-DAY 남은일자가 표기되었으면 좋겠습니다 ## Frequently asked questions about D ### Does D-day Counter have ads? Yes, D-day Counter contains advertisements. As a free application, it utilizes ads to support its development and maintenance. ### How many D-days can I create with D-day Counter? You can create an unlimited number of D-days with D-day Counter. There are no limits on how many countdowns or count-ups you can add to the app. ### Can I see my D-days without opening the app? Yes, D-day Counter offers a home screen widget that allows you to check your nearest D-day directly from your home screen without needing to launch the application. ### Is D-day Counter available on Android? D-day Counter is designed for iOS devices, including iPhone, iPad, and iPod. Platform compatibility for Android is not specified in the current data. ### Does D-day Counter require an internet connection? No, D-day Counter works fully offline. All your data stays on your device, ensuring privacy and accessibility without needing an internet connection. ### How does D-day Counter handle recurring events like birthdays? D-day Counter automatically handles yearly repeating events such as birthdays and anniversaries. Once set, it will always show the next occurrence without manual updates. ### What kind of statistics does D-day Counter provide? The statistics screen in D-day Counter summarizes your countdowns, including a breakdown by category, a list of upcoming events, and records of past events. ### Is there a sign-up process for D-day Counter? No, there is no sign-up required for D-day Counter. You can start using the app immediately after installation, and all data is kept private on your device. ## Version history (last 1 release) ### 1.0.0 — 2026-07-09 No release notes. ## More apps by SiU Ahn - [Cabling Trainer](https://appshunter.io/ios/app/cabling-trainer/id6764054792) - [Promgrammer](https://appshunter.io/ios/app/promgrammer/id6764082868) - [Korea Lotto 6/45 - QR Check](https://appshunter.io/ios/app/korea-lotto-645-qr-check/id6764383346) - [Vocal Recorder - Sing & Notes](https://appshunter.io/ios/app/vocal-recorder-sing-and-notes/id6764782243) - [Expiration Alarm](https://appshunter.io/ios/app/expiration-alarm/id6765717904) - [Phocle - Photo Cleaner](https://appshunter.io/ios/app/phocle-photo-cleaner/id6765748720) All apps by SiU Ahn: https://appshunter.io/developer/1601025745 ## Related topics [d-day counter](https://appshunter.io/ios/topics/d-day-counter) --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-24.*