# First Responders Cal vs Shift Calendar

The clearest difference is update cadence: First Responders Cal at every 3 days against Shift Calendar's every 2 weeks. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. First Responders Cal sells 1 one-off in-app purchase and Shift Calendar sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

First Responders Cal ships an update every 3 days, Shift Calendar every 2 weeks. The most recent releases landed on October 28, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | First Responders Cal | Shift Calendar |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 2 weeks |
| Monetization | Free | — |
| Size | 21 MB | 6 MB |
| Requires iOS | 18.6 | **17.0** |
| Devices | iPhone, iPad, Mac | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [PEDRO NIEVES](https://appshunter.io/developer/1846947613) | [Dave Oakley](https://appshunter.io/developer/1868191386) |

## What reviewers say

### First Responders Cal

[App page](https://appshunter.io/ios/app/first-responders-cal/id6755095424)

Manage your work schedule and time off with a calendar designed for first responders. Create custom shift patterns, track leave balances, and sync with your device's calendar. Get reminders and view your schedule at a glance with customizable widgets.

**Highlights:** Custom shift pattern creation, Time off and balance tracking, Overnight shift display, iOS Calendar sync, Customizable stat cards, Home screen widgets, Unlimited custom event types

**Features:** iPhone Duo support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Access | $4.99 | one-time |


### Shift Calendar

[App page](https://appshunter.io/ios/app/shift-calendar-shiftcheck/id6801226038)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ShiftCheck Pro — Lifetime | $24.99 | one-time |


## Frequently asked questions

### Is First Responders Cal free?

First Responders Cal is free to download, with in-app purchases available.

### Is Shift Calendar free?

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

### Do First Responders Cal or Shift Calendar have ads?

Neither First Responders Cal nor Shift Calendar shows ads.

### Which is updated more often, First Responders Cal or Shift Calendar?

First Responders Cal ships an update every 3 days, and Shift Calendar every 2 weeks. Most recently, First Responders Cal was updated on October 28, 2026 and Shift Calendar on October 25, 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.*