# CJ ONE vs 교대달력 ShiftCalendar

The clearest difference is rating: 교대달력 ShiftCalendar at 4.6 against CJ ONE's 3.5. 교대달력 ShiftCalendar also leads on update cadence (every 2 weeks vs monthly) and monetization model (ad-supported vs free with in-app purchases). CJ ONE's advantage is ratings volume (37 vs 5). On price, review sentiment, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

교대달력 ShiftCalendar holds the better App Store score, 4.6 against 3.5. That said, the two scores are not equally well evidenced: CJ ONE has 37 ratings behind it against 5, so its average is the more settled of the two. Written reviews complicate that: 71% of CJ ONE's written reviews are positive against 67% of 교대달력 ShiftCalendar's, so the app with the better star average is not the one people write more warmly about.

CJ ONE ships an update monthly, 교대달력 ShiftCalendar every 2 weeks. The most recent releases landed on October 13, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | CJ ONE | 교대달력 ShiftCalendar |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.5 (37 ratings)](https://appshunter.io/ios/app/cj-one/id387363739/reviews) | **[4.6 (5 ratings)](https://appshunter.io/ios/app/shiftcalendar/id1010170381/reviews)** |
| Number of ratings | **37** | 5 |
| Positive reviews | **71.3% of reviews** | 66.7% of reviews |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Monthly | **Every 2 weeks** |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 176 MB | 18 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | **iPhone, iPod, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [CJ OliveNetworks Co., Ltd.](https://appshunter.io/developer/692699879) | [Park Seung Yun](https://appshunter.io/developer/526364312) |

## What reviewers say

### CJ ONE

[App page](https://appshunter.io/ios/app/cj-one/id387363739)

This lifestyle membership service offers exclusive benefits, special experiences, and rewards. Enjoy personalized deals, brand coupons, and convenient point accumulation and redemption through a mobile barcode. Engage in daily missions for extra points and rewards.

**Highlights:** Personalized benefit community, Brand coupons for dining, shopping, culture, Mobile barcode for points and gift cards, Daily missions for points (roulette, games, steps), Point accumulation and redemption, Gift card registration and usage

**Features:** Apple Watch app

**In-app purchases:** none

**What reviewers like**

- 👍 Convenient point management
- 👍 Easy to use
- 👍 Good for checking points
- 👍 Useful for coupons
- 👍 Good event participation

**What reviewers complain about**

- 🐛 Frequent app crashes
- 🐛 Slow loading times
- 🐛 High battery usage
- 🐛 Frequent UI changes
- 🐛 Difficulty finding menus

**Reported bugs**

- App crashes on startup
- App freezes
- ARS authentication repeatedly required
- App not updating
- Gift card scratch number not visible

**Requested features**

- Change password rules
- Email masking feature
- Improve UI consistency
- Fix ARS authentication issues
- Improve gift card scratch number visibility


### 교대달력 ShiftCalendar

[App page](https://appshunter.io/ios/app/shiftcalendar/id1010170381)

Manage your rotating work schedule with this calendar app. It allows for custom work types, displays lunar dates and holidays, and tracks accumulated overtime. Over 1000 companies are already registered.

**Highlights:** Customizable shift schedules, Lunar calendar and holidays, Overtime tracking, Company registration, Personalized work types

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is CJ ONE free?

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

### Is 교대달력 ShiftCalendar free?

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

### Which has better reviews, CJ ONE or 교대달력 ShiftCalendar?

교대달력 ShiftCalendar is rated higher. CJ ONE averages 3.5 out of 5 from 37 ratings, while 교대달력 ShiftCalendar averages 4.6 from 5 ratings.

### Do CJ ONE or 교대달력 ShiftCalendar have ads?

Both CJ ONE and 교대달력 ShiftCalendar show ads.

### Which is updated more often, CJ ONE or 교대달력 ShiftCalendar?

CJ ONE ships an update monthly, and 교대달력 ShiftCalendar every 2 weeks. Most recently, CJ ONE was updated on October 13, 2026 and 교대달력 ShiftCalendar on October 3, 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.*