# First Responders Cal vs Shift Alarm

The clearest difference is in-app purchases: Shift Alarm at none against First Responders Cal's 1. First Responders Cal's advantage is update cadence (every 3 days vs weekly) and device support (3 vs 1). On price and ads there is nothing between them.

Both are free to download. First Responders Cal sells 1 one-off in-app purchase. Shift Alarm asks for nothing beyond the download.

First Responders Cal ships an update every 3 days, Shift Alarm weekly. The most recent releases landed on November 9, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | First Responders Cal | Shift Alarm |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 days** | Weekly |
| Monetization | Free with in-app purchases | — |
| Size | 24 MB | 19 MB |
| Requires iOS | **18.6** | 26.1 |
| Devices | **iPhone, iPad, Mac** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [PEDRO NIEVES](https://appshunter.io/developer/1846947613) | [Joao Paulo Ferreira da Luz](https://appshunter.io/developer/6798815193) |

## What reviewers say

### First Responders Cal

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

Manage your work schedule, court dates, and time off with this app. It helps track extra work pay, shift trades, and leave balances. Widgets provide a quick glance at your upcoming shifts.

**Highlights:** Shift rotation planning, Schedule overview (Month, Week, List, Agenda), Next Work home screen widgets, Shift trade tracking, Extra work and pay tracking, Time off and leave balance management, Customizable event types and reminders, Apple Calendar and Reminders sync

**Features:** iPhone Duo support

**In-app purchases (1)**

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


### Shift Alarm

[App page](https://appshunter.io/ios/app/shift-alarm-auto-clock/id6798815191)

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

**In-app purchases:** none


## Frequently asked questions

### Is First Responders Cal free?

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

### Is Shift Alarm free?

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

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

Neither First Responders Cal nor Shift Alarm shows ads.

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

First Responders Cal ships an update every 3 days, and Shift Alarm weekly. Most recently, First Responders Cal was updated on November 9, 2026 and Shift Alarm on November 10, 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.*