# ContentBox vs Shift Calendar

The clearest difference is in-app purchases: ContentBox at none against Shift Calendar's 10. ContentBox also leads on iOS requirement (15.6 vs 17.0). Shift Calendar's advantage is update cadence (weekly vs every 39 months). On price, ads and device support there is nothing between them.

Both are free to download. Shift Calendar sells 10 in-app purchases, starting at $0.99 per 7 days. ContentBox asks for nothing beyond the download.

ContentBox ships an update every 39 months, Shift Calendar weekly. The most recent releases landed on October 26, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | ContentBox | Shift Calendar |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.7 (3 ratings)](https://appshunter.io/ios/app/shift-calendar-shiftpro/id6736994383/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 87.8% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 39 months | **Weekly** |
| Monetization | — | Free with in-app purchases |
| Size | 1 MB | 165 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Conscia A/S](https://appshunter.io/developer/1144470533) | [Andrea Agostino Cataldo](https://appshunter.io/developer/1774275152) |

## What reviewers say

### ContentBox

[App page](https://appshunter.io/ios/app/contentbox/id540347830)

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

**In-app purchases:** none


### Shift Calendar

[App page](https://appshunter.io/ios/app/shift-calendar-shiftpro/id6736994383)

Organize your work schedule with a customizable calendar designed for shift workers. Track absences, monitor work hours with detailed statistics, and generate exportable reports. Features a dark mode for comfortable viewing.

**Highlights:** Customized shift scheduling, Complete absence management, Advanced reporting, Exportable reports, Dark mode

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $0.99 | per 7 days |
| Monthly | $1.99 | per month |
| Weekly | $1.99 | per 7 days |
| Monthly | $3.99 | per month |
| Monthly | $3.99 | per month |
| Annual | $12.99 | per year |
| Annual | $19.99 | per year |
| Annual | $19.99 | per year |
| Annual | $19.99 | per year |
| Annual | $24.99 | per year |

**What reviewers like**

- 👍 User-friendly interface
- 🚀 Efficient shift planning
- 📊 Detailed reporting
- 🎨 Customizable calendar
- 💻 Intuitive and easy to use

**What reviewers complain about**

- 🔧 Limited category customization

**Requested features**

- Widget support
- Larger font size for exports


## Frequently asked questions

### Is ContentBox free?

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

### Is Shift Calendar free?

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

### Do ContentBox or Shift Calendar have ads?

Neither ContentBox nor Shift Calendar shows ads.

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

ContentBox ships an update every 39 months, and Shift Calendar weekly. Most recently, ContentBox was updated on October 26, 2026 and Shift Calendar on October 30, 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.*