Comparison

IVCHECKIN vs Countdown

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

Head to head

D-Day Tracker with Home Widget

Free

🌟 Lifestyle

No ratingsView app →

About

IVCHECKIN

Features

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- 임팩트비전 (IMPACTVISION)이 설치된 매장을 이용하시는 고객님들을 위한 출석체크 및 타석지정용 IV체크인 앱입니다. - 임팩트비전 APP에서 예약을 하시거나, 매장에서 사용등록을 하신 회원을 기반으로 서비스 됩니다.

About

Countdown

Features

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Countdown with Widgets — Track Every Day That Matters. HOME SCREEN WIDGETS Place countdown timers right on your home screen. Check remaining days at a glance — no need to open the app. LOCK SCREEN WIDGETS See your countdown the moment you pick up your phone. Your most important dates, always front and center. GITHUB-STYLE GRID WIDGET A unique grid widget inspired by GitHub's contribution graph visualizes your countdown in a stunning dot-matrix style. Beautiful. Minimal. Yours. iCLOUD SYNC & BACKUP All events automatically synced and backed up. Switch between iPhone, iPad, and Mac seamlessly — your data is always safe. FEATURES • Unlimited D-Day events • Home screen & Lock screen widgets • Multiple widget sizes (small, medium, large) • GitHub-style grid widget • iCloud sync across all Apple devices • Customizable colors & icons • Clean, minimal design Birthdays, anniversaries, exams, trips, weddings — never miss what matters most. Terms of Service: https://offstudio.notion.site/Terms-of-Use-OFFSTUDIO-1b95f84ba94780569654ee08852cec9e Privacy Policy: https://offstudio.notion.site/Privacy-Policy-OFFSTUDIO-1b95f84ba94780a387fad4e59d9bb139

Screenshots

IVCHECKIN4 screens

Countdown4 screens

Verdict

The call

The clearest difference is in-app purchases: IVCHECKIN at none against Countdown's 2. IVCHECKIN also leads on ads (none vs shown) and iOS requirement (11.0 vs 18.6). Countdown's advantage is update cadence (every 6 days vs every 16 months). On price 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. Countdown sells 2 in-app purchases, starting at $0.99 per year. IVCHECKIN asks for nothing beyond the download.

UpkeepUpdate frequency

IVCHECKIN ships an update every 16 months, Countdown every 6 days. The most recent releases landed on October 2, 2026 and October 15, 2026 respectively.

Scorecard4 real differences · 2 level

IVCHECKIN versus Countdown: the parameters behind the verdict, then further details
Parameter	IVCHECKIN	Countdown
Price	Free	Free
Update frequency	Every 16 months	Every 6 days — better
Ads	No — better	Yes
In-app purchases	No — better	Yes
Devices	iPhone, iPad, iPod — better	iPhone, iPad
Requires iOS	11.0 — better	18.6
Further details — not scored
Size	1 MB	20 MB
Age rating	4+	4+
Developer	JUN HWANG	OFFSTUDIO

In-app purchases

None

IVCHECKIN

No in-app purchases

2 purchases

Countdown

Subscriptions1

Premium Yearly$0.991 Year

One-time1

Premium Lifetime$1.99

Questions

Is IVCHECKIN free?

IVCHECKIN is free to download, with no in-app purchases.

Is Countdown free?

Countdown is free to download, with in-app purchases available.

Do IVCHECKIN or Countdown have ads?

Countdown shows ads; IVCHECKIN does not.

Which is updated more often, IVCHECKIN or Countdown?

IVCHECKIN ships an update every 16 months, and Countdown every 6 days. Most recently, IVCHECKIN was updated on October 2, 2026 and Countdown on October 15, 2026.