# Shift Calendar vs ISuite A3A

The clearest difference is in-app purchases: ISuite A3A at none against Shift Calendar's 4. ISuite A3A also leads on ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Shift Calendar sells 4 one-off in-app purchases. ISuite A3A asks for nothing beyond the download.

## The numbers

| Metric | Shift Calendar | ISuite A3A |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (144 ratings)](https://appshunter.io/ios/app/shift-calendar-schedule/id1338193231/reviews)** | — |
| Number of ratings | **144** | — |
| Positive reviews | 51.5% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | — |
| Monetization | Free with in-app purchases | — |
| Size | 27 MB | 22 MB |
| Requires iOS | 11.0 | 11.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [章健 杨](https://appshunter.io/developer/1566849627) | [ACD Groupe](https://appshunter.io/developer/1033556694) |

## What reviewers say

### 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


### ISuite A3A

[App page](https://appshunter.io/ios/app/isuite-a3a/id6757524197)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Shift Calendar free?

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

### Is ISuite A3A free?

ISuite A3A is free to download, with no in-app purchases.

### Do Shift Calendar or ISuite A3A have ads?

Shift Calendar shows ads; ISuite A3A does not.

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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.*