# ZeusMobile vs Work Shift Calendar (Shifter)

The clearest difference is in-app purchases: ZeusMobile at none against Work Shift Calendar (Shifter)'s 11. ZeusMobile also leads on ads (none vs shown). Work Shift Calendar (Shifter)'s advantage is ratings volume (2.6K vs 2) and rating (4.8 vs 4.5). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. Work Shift Calendar (Shifter) sells 11 one-off in-app purchases. ZeusMobile asks for nothing beyond the download.

Work Shift Calendar (Shifter) holds the better App Store score, 4.8 against 4.5. That said, the two scores are not equally well evidenced: Work Shift Calendar (Shifter) has 2.6K ratings behind it against 2, so its average is the more settled of the two.

ZeusMobile ships an update monthly, Work Shift Calendar (Shifter) every 6 weeks. The most recent releases landed on October 10, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | ZeusMobile | Work Shift Calendar (Shifter) |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (2 ratings)](https://appshunter.io/ios/app/zeusmobile/id890793003/reviews) | **[4.8 (2.6K ratings)](https://appshunter.io/ios/app/work-shift-calendar-shifter/id1523513035/reviews)** |
| Number of ratings | 2 | **2.6K** |
| Positive reviews | — | 91.9% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Monthly** | Every 6 weeks |
| Monetization | **Free** | Free with in-app purchases |
| Size | 2 MB | 17 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Microcom Sistemas Modulares, S.L.](https://appshunter.io/developer/890793006) | [Luis Alberto Reyes Halaby](https://appshunter.io/developer/1523513037) |

## What reviewers say

### ZeusMobile

[App page](https://appshunter.io/ios/app/zeusmobile/id890793003)

Monitor remote Microcom stations from your iPad or iPhone. Access logged data, records, and alarms from any internet-connected location. Visualize historical data with customizable statistical graphs and real-time synoptics.

**Highlights:** Remote station monitoring, Data logging and alarms, Real-time status synoptics, Historical data visualization, Data export to Excel and PNG, Report generation, Station and user management

**Features:** macOS Compatibility

**In-app purchases:** none


### Work Shift Calendar (Shifter)

[App page](https://appshunter.io/ios/app/work-shift-calendar-shifter/id1523513035)

Organize your work schedule, track income, and manage appointments with customizable shifts and reminders. Features include daily, weekly, and monthly views, income statistics, and calendar export. Stay on top of your day with this comprehensive tool for shift workers.

**Highlights:** Customizable shift creation, Income and overtime tracking, Shift-specific alarms, Daily notes with reminders, Desktop widgets, Monthly and annual calendar views, Calendar export and import

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

**In-app purchases (11)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Donation | $0.99 | one-time |
| Donation | $1.99 | one-time |
| Donation | $2.99 | one-time |
| Donation | $3.99 | one-time |
| PRO Version | $4.99 | one-time |
| Donation | $4.99 | one-time |
| Donation | $5.99 | one-time |
| Donation | $6.99 | one-time |
| Donation | $7.99 | one-time |
| Donation | $8.99 | one-time |
| Donation | $9.99 | one-time |

**What reviewers like**

- 👍 Easy to use
- 🚀 Convenient for shift workers
- 💰 Helps track income and pay
- 🎨 Customizable colors and layout
- 📅 Useful for planning schedules and appointments

**What reviewers complain about**

- 🐛 Issues with syncing across devices
- 🔍 Difficulty finding tutorial or instructions
- 🔧 Limited ability to manage more than 2 shifts per day
- 🔌 Widget no longer available after iOS 18 update

**Reported bugs**

- App crashes after recent update
- Alarms not working properly on some devices
- Calendar not displaying correct dates/days

**Requested features**

- Add ability to share schedules with others
- Improve syncing and backup capabilities
- Introduce a widget option for iOS devices
- Allow more than 2 shifts to be added per day


## Frequently asked questions

### Is ZeusMobile free?

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

### Is Work Shift Calendar (Shifter) free?

Work Shift Calendar (Shifter) is free to download, with in-app purchases available.

### Which has better reviews, ZeusMobile or Work Shift Calendar (Shifter)?

Work Shift Calendar (Shifter) is rated higher. ZeusMobile averages 4.5 out of 5 from 2 ratings, while Work Shift Calendar (Shifter) averages 4.8 from 2.6K ratings.

### Do ZeusMobile or Work Shift Calendar (Shifter) have ads?

Work Shift Calendar (Shifter) shows ads; ZeusMobile does not.

### Which is updated more often, ZeusMobile or Work Shift Calendar (Shifter)?

ZeusMobile ships an update monthly, and Work Shift Calendar (Shifter) every 6 weeks. Most recently, ZeusMobile was updated on October 10, 2026 and Work Shift Calendar (Shifter) on October 27, 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.*