Big Days Downloads & RevenueBig Days: Date Countdown · App Store
重要日子｜轻松管理重要日期
Not in any tracked top chart right now.
Updated 7 Nov 2026 · rankings refresh through the day
Developer刚 王
CategoryLifestyle
Price1.00 CNY
Released
Rating★ 4.7 (28)
Version1.7
Age rating9+
First seen by us
2 Nov 2026
2 Nov 2026Installs (est.)1k+ worldwide
Big Days: Date Countdown update history & changes
Last change · 3 events since 4 Mar 2026Full timeline ↓Full timeline · 3 events
- 🆕Big Days: Date Countdown first spotted by AppInsider#43 in Top Paid · Lifestyle · China
- 📦Big Days: Date Countdown version 1.7- 农历日期显示优化：年份按录入年份显示，月日改为中文农历写法
- 详情页支持点击切换剩余时间显示：天、年、月、周
- 重复规则新增「自定义天数」，可按设定天数循环提醒 - 🆕Big Days: Date Countdown released on the App Store
Collected from the stores by AppInsider since we first spotted the app. Dates are when we saw each change.
Rating
4.7 ★
28 ratings
Measured
Big Days: Date Countdown on the App Store
App details
App ID
6759002825
Publisher
刚 王
On the store since
Mar 2026
Under a year
Minimum OS
iOS 17.0+
iPhone XS and later
Devices
iPhone · iPad
Content rating
9+
Languages
2
EN ZH
Size
4 MB
Also listed in
Productivity
Big Days: Date Countdown downloads
Worldwide, per day, and installs to date. The band is open; the exact number is free with an account.
How this is calculated
Apple publishes no download counts. App Store downloads come from chart positions and daily rating growth per country, calibrated on Google Play install counts; lifetime installs from ratings worldwide × installs per rating. Confidence is the chance the real number is within half to double ours.
Active users
All platforms, worldwide. Free with an account.
Stickiness (DAU / MAU)
how many monthly users open it on a given day
How this is calculated
Monthly users come from lifetime installs across every store, fitted on monthly active user figures companies publish; daily users = monthly × the typical daily/monthly ratio for the category. Confidence is the chance the real number is within half to double ours.
Where it ranks now
Every top chart it appears in across 30 countries.
| Country | Charts | Rank |
|---|---|---|
| Not charting right now. | ||
Ratings
App Store, worldwide.
Rating
4.7 ★
28 ratings
Measured
Ratings
28
Measured
About Big Days: Date Countdown
Big Days is a minimalist app focused on managing your important dates.
Why choose Big Days:
Native experience: Built with SwiftUI and iOS-native interactions for smooth and stable performance
Minimal design: Clear information hierarchy so your most important dates are visible at a glance
Simple workflow: Create events in just a few steps with no learning curve
Core features:
Count down and count up: Track days remaining for future events and days passed for past events
Today highlight: Events happening today are clearly emphasized so you never miss a key moment
Event management: Edit, pin, add notes, and delete events easily
Memory notes: Add multiple notes to each event to keep long-term memories
Home screen widgets: Check key event progress directly from your Home Screen
Local reminders: Flexible reminder preferences and repeat rules
Languages and themes: Supports Chinese and English, with Auto, Light, and Dark appearance
iCloud sync: Keep your data in sync across devices when enabled
Great for birthdays, anniversaries, paydays, exams, trips, project milestones, and holiday countdowns.
Big Days is built to stay lightweight, clear, and dependable, so every important date gets the attention it deserves.
Why choose Big Days:
Native experience: Built with SwiftUI and iOS-native interactions for smooth and stable performance
Minimal design: Clear information hierarchy so your most important dates are visible at a glance
Simple workflow: Create events in just a few steps with no learning curve
Core features:
Count down and count up: Track days remaining for future events and days passed for past events
Today highlight: Events happening today are clearly emphasized so you never miss a key moment
Event management: Edit, pin, add notes, and delete events easily
Memory notes: Add multiple notes to each event to keep long-term memories
Home screen widgets: Check key event progress directly from your Home Screen
Local reminders: Flexible reminder preferences and repeat rules
Languages and themes: Supports Chinese and English, with Auto, Light, and Dark appearance
iCloud sync: Keep your data in sync across devices when enabled
Great for birthdays, anniversaries, paydays, exams, trips, project milestones, and holiday countdowns.
Big Days is built to stay lightweight, clear, and dependable, so every important date gets the attention it deserves.
Latest updates
1.7
- 农历日期显示优化：年份按录入年份显示，月日改为中文农历写法
- 详情页支持点击切换剩余时间显示：天、年、月、周
- 重复规则新增「自定义天数」，可按设定天数循环提醒
