# Shift Calendar vs Shift Work Calendar

The clearest difference is update cadence: Shift Work Calendar at every 11 days against Shift Calendar's every 3 weeks. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Shift Calendar sells 2 in-app purchases, starting at $2.99 per month and Shift Work Calendar sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

Shift Calendar ships an update every 3 weeks, Shift Work Calendar every 11 days. The most recent releases landed on October 2, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Shift Calendar | Shift Work Calendar |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 11 days** |
| Size | 45 MB | 21 MB |
| Requires iOS | **16.4** | 17.0 |
| Devices | iPhone | **iPhone, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [anil sancar](https://appshunter.io/developer/1896591475) | [Hanhaj Enterprises LLP](https://appshunter.io/developer/6808305472) |

## What reviewers say

### Shift Calendar

[App page](https://appshunter.io/ios/app/shift-calendar-shift-cycle/id6797974018)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $2.99 | per month |
| Pro | $24.99 | one-time |


### Shift Work Calendar

[App page](https://appshunter.io/ios/app/shift-work-calendar-planr/id6808666015)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| DutyLoop Pro Monthly | $4.99 | per month |
| DutyLoop Pro Lifetime | $39.99 | one-time |


## Frequently asked questions

### Is Shift Calendar free?

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

### Is Shift Work Calendar free?

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

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

Neither Shift Calendar nor Shift Work Calendar shows ads.

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

Shift Calendar ships an update every 3 weeks, and Shift Work Calendar every 11 days. Most recently, Shift Calendar was updated on October 2, 2026 and Shift Work Calendar on October 10, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*