# iShift Calendar vs Shift Calendar

The clearest difference is rating: iShift Calendar at 5.0 against Shift Calendar's 4.2. iShift Calendar also leads on in-app purchases (none vs 4) and ads (none vs shown). Shift Calendar's advantage is ratings volume (144 vs 3). On price and device support there is nothing between them.

Both are free to download. Shift Calendar sells 4 one-off in-app purchases. iShift Calendar asks for nothing beyond the download.

iShift Calendar holds the better App Store score, 5.0 against 4.2. That said, the two scores are not equally well evidenced: Shift Calendar has 144 ratings behind it against 3, so its average is the more settled of the two.

iShift Calendar ships an update fortnightly, Shift Calendar every 3 months. The most recent releases landed on October 6, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | iShift Calendar | Shift Calendar |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/ishift-calendar/id1025844734/reviews)** | [4.2 (144 ratings)](https://appshunter.io/ios/app/shift-calendar-schedule/id1338193231/reviews) |
| Number of ratings | 3 | **144** |
| Positive reviews | — | 51.5% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Fortnightly** | Every 3 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 5 MB | 27 MB |
| Requires iOS | **8.0** | 11.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Sheng-Yi Chang](https://appshunter.io/developer/975535820) | [章健 杨](https://appshunter.io/developer/1566849627) |

## What reviewers say

### iShift Calendar

[App page](https://appshunter.io/ios/app/ishift-calendar/id1025844734)

This app generates repeating shift calendars based on user-defined shift rules. It allows for the management of multiple shift tables, supporting both personal and enterprise use cases with an integrated database for some enterprise schedules.

**Highlights:** Automatic shift calendar generation, Input custom shift rules, Manage multiple shift tables, Support for personal and enterprise tables, Built-in enterprise shift table database

**Features:** macOS Compatibility

**In-app purchases:** none


### Shift Calendar

[App page](https://appshunter.io/ios/app/shift-calendar-schedule/id1338193231)

Easily manage your work schedule with this app designed for shift workers. Customize your shifts, generate schedules automatically, and add important notes to your calendar.

**Highlights:** Customizable shift work, Automatic cycle scheduling, Calendar notes, Clear shift display

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Calendar Notes | $0.99 | one-time |
| Remove Ads | $0.99 | one-time |
| Pro Version | $0.99 | one-time |
| Add User | $0.99 | one-time |

**What reviewers like**

- 👍 Simple and easy to use
- 👍 Good for tracking shifts
- 👍 Intuitive interface
- 👍 Customizable shift times
- 👍 Useful for irregular schedules

**What reviewers complain about**

- 😠 Excessive ads
- 😠 Ads interrupt workflow
- 😠 Ads in free version are frequent
- 😠 Paid version still has issues
- 😠 Limited shift cycle (31 days)

**Reported bugs**

- One year old records are missing
- Calendar does not always show the correct day
- Data not included in backups
- Recurring shifts require manual setup even in paid version
- Full-length ads for multiple date additions

**Requested features**

- Add hourly payment tracking
- Add advance payment tracking
- Add black theme (dark mode)
- Increase character limit for shift names
- Expand emoji usage for shifts


## Frequently asked questions

### Is iShift Calendar free?

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

### Is Shift Calendar free?

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

### Which has better reviews, iShift Calendar or Shift Calendar?

iShift Calendar is rated higher. iShift Calendar averages 5.0 out of 5 from 3 ratings, while Shift Calendar averages 4.2 from 144 ratings.

### Do iShift Calendar or Shift Calendar have ads?

Shift Calendar shows ads; iShift Calendar does not.

### Which is updated more often, iShift Calendar or Shift Calendar?

iShift Calendar ships an update fortnightly, and Shift Calendar every 3 months. Most recently, iShift Calendar was updated on October 6, 2026 and Shift Calendar on October 24, 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.*