ShiftKing
교대왕
ShiftKing is #90 in Business Grossing in South Korea and charting in 1 of 24 countries we track.
Updated 27 Sep 2026 · rankings refresh through the day
DeveloperHaeyoon Cho
CategoryBusiness
PriceFree
Released
Rating★ 4.8 (27k)
Version1.923
Age rating9+
First seen by us
25 Sep 2026
Installs (est.)1M+ worldwide
Rating
4.8 ★
27k ratings
Measured
Best rank now
#90
Measured
ShiftKing on the App Store
App details
App ID
918757120
Publisher
Haeyoon Cho
Content rating
9+
ShiftKing 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. iPhone 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.
Where ShiftKing's downloads come from Modelled
Last 30 days: organic search, browsing the store, features and paid ads.
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 24 countries.
| Country | Charts | Rank |
|---|---|---|
| BusinessGrossing | #90 | |
| BusinessFree | #92 |
Apps near ShiftKing on the chart
Business Grossing, around #90.
Ratings
App Store, worldwide.
Rating
4.8 ★
27k ratings
Measured
Ratings
27k
Measured
About ShiftKing
ShiftKing – The Essential Shift Schedule App for Shift Workers!
Manage your shift schedule with ease using calendars and widgets.
Record vacations, shift swaps, and replacement shifts all in one place.
Get instant access to over 3,000 company shift schedules.
Key Features
1. View your shift schedule at a glance on the calendar.
2. Apply vacations, shift swaps, replacement shifts, and other schedule changes to your roster.
3. View your shift schedule in an easy-to-read table format.
4. Check your shift schedule directly from your Home Screen with widgets.
5. Calculate your annual leave quickly and easily.
+ Help expand our company shift schedule database so your coworkers can find their schedules more easily.
++ If your company's shift pattern is irregular, send the schedule information to the developer and we'll add it to the database.
========= How to Use =========
1. Go to Settings > Company Search, select your company, and start using your shift schedule instantly.
2. If your company is not listed, you can create your own shift schedule.
3. After creating your schedule (including coworkers' shifts), enable "Send to Developer" to submit it for inclusion in the database.
● Tap a date to record shift changes, notes, and overtime hours.
● Assign custom colors to each shift type.
● Display the lunar calendar.
● Show public holidays from your device's default calendar.
● Import events from your device's default calendar.
■ If your company's shift pattern is irregular, send the schedule information to the developer and we'll add it to the database.
■ If you have an irregular work pattern (such as nurses), select "Settings > Make New Shift> Direct Type" to enter your shifts directly from the main screen.
Manage your shift schedule with ease using calendars and widgets.
Record vacations, shift swaps, and replacement shifts all in one place.
Get instant access to over 3,000 company shift schedules.
Key Features
1. View your shift schedule at a glance on the calendar.
2. Apply vacations, shift swaps, replacement shifts, and other schedule changes to your roster.
3. View your shift schedule in an easy-to-read table format.
4. Check your shift schedule directly from your Home Screen with widgets.
5. Calculate your annual leave quickly and easily.
+ Help expand our company shift schedule database so your coworkers can find their schedules more easily.
++ If your company's shift pattern is irregular, send the schedule information to the developer and we'll add it to the database.
========= How to Use =========
1. Go to Settings > Company Search, select your company, and start using your shift schedule instantly.
2. If your company is not listed, you can create your own shift schedule.
3. After creating your schedule (including coworkers' shifts), enable "Send to Developer" to submit it for inclusion in the database.
● Tap a date to record shift changes, notes, and overtime hours.
● Assign custom colors to each shift type.
● Display the lunar calendar.
● Show public holidays from your device's default calendar.
● Import events from your device's default calendar.
■ If your company's shift pattern is irregular, send the schedule information to the developer and we'll add it to the database.
■ If you have an irregular work pattern (such as nurses), select "Settings > Make New Shift> Direct Type" to enter your shifts directly from the main screen.
Latest updates
1.923
Bug fixes: Fixed display issues with Home Screen widgets in transparent and tinted modes