# ShiftKing vs WORK 365 (구)

The clearest difference is review sentiment: ShiftKing at 100% against WORK 365 (구)'s 50%. ShiftKing also leads on update cadence (weekly vs every 4 months) and device support (4 vs 2). WORK 365 (구)'s advantage is in-app purchases (none vs 9) and ads (none vs shown). On price and iOS requirement there is nothing between them.

Both are free to download. ShiftKing sells 9 one-off in-app purchases. WORK 365 (구) asks for nothing beyond the download.

ShiftKing ships an update weekly, WORK 365 (구) every 4 months. The most recent releases landed on September 26, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | ShiftKing | WORK 365 (구) |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (78 ratings)](https://appshunter.io/ios/app/shiftking/id918757120/reviews)** | — |
| Number of ratings | **78** | — |
| Positive reviews | **100.0% of reviews** | 50.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Weekly** | Every 4 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 42 MB | 171 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPod |
| Age rating | 9+ | 4+ |
| Developer | [Haeyoon Cho](https://appshunter.io/developer/1762773700) | [NEWZEN SOLUTION CO.,LTD](https://appshunter.io/developer/1561732144) |

## What reviewers say

### ShiftKing

[App page](https://appshunter.io/ios/app/shiftking/id918757120)

Easily manage your work schedule with this app. Mark your shifts on a calendar, add notes, and view your schedule at a glance. It also helps calculate annual leave and can integrate with your device's calendar.

**Highlights:** Shift scheduling on calendar, Add notes and overtime, View tabled shift work, Widget for quick schedule view, Annual leave calculation, Color-coded work elements, Integrates with iPhone calendar

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Gift - Basic | $0.99 | one-time |
| Remove Banner AD | $1.99 | one-time |
| Remove 'Take a Break' Page | $1.99 | one-time |
| AD And Term Limit Remove | $3.99 | one-time |
| Enable Widget | $3.99 | one-time |
| Donation - 4 | $3.99 | one-time |
| AD, Term Limit and Widget Limit Remove | $6.99 | one-time |
| Donation - Small | $9.99 | one-time |
| Donation - Medium | $94.99 | one-time |


### WORK 365 (구)

[App page](https://appshunter.io/ios/app/work-365/id1638695437)

Access all your payslips and year-end tax settlement details from K-Rep 365 and KRP. Features include a QR code for your employee ID and real-time notifications.

**Highlights:** View payslips by income, Check year-end tax settlement, Employee ID QR code, Real-time notifications

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is ShiftKing free?

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

### Is WORK 365 (구) free?

WORK 365 (구) is free to download, with no in-app purchases.

### Do ShiftKing or WORK 365 (구) have ads?

ShiftKing shows ads; WORK 365 (구) does not.

### Which is updated more often, ShiftKing or WORK 365 (구)?

ShiftKing ships an update weekly, and WORK 365 (구) every 4 months. Most recently, ShiftKing was updated on September 26, 2026 and WORK 365 (구) on September 15, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*