# FireSync Shift Calendar vs Rescue Shift

The clearest difference is review sentiment: FireSync Shift Calendar at 70% against Rescue Shift's 0%. FireSync Shift Calendar also leads on rating (4.8 vs 1.0) and in-app purchases (none vs 1). Rescue Shift's advantage is update cadence (monthly vs every 2 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Rescue Shift sells 1 in-app purchase, starting at $2.99 per month. FireSync Shift Calendar asks for nothing beyond the download.

FireSync Shift Calendar holds the better App Store score, 4.8 against 1.0. That said, the two scores are not equally well evidenced: FireSync Shift Calendar has 9.1K ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 70% of FireSync Shift Calendar's written reviews are positive against 0% of Rescue Shift's.

FireSync Shift Calendar ships an update every 2 months, Rescue Shift monthly. The most recent releases landed on November 13, 2026 and November 14, 2026 respectively.

## The numbers

| Metric | FireSync Shift Calendar | Rescue Shift |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (9.1K ratings)](https://appshunter.io/ios/app/firesync-shift-calendar/id811674374/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/rescue-shift/id6745313356/reviews) |
| Number of ratings | **9.1K** | 1 |
| Positive reviews | **69.9% of reviews** | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 176 MB | 66 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [ForceReadiness.com](https://appshunter.io/developer/412513833) | [Eduardo Verde](https://appshunter.io/developer/1811743464) |

## What reviewers say

### FireSync Shift Calendar

[App page](https://appshunter.io/ios/app/firesync-shift-calendar/id811674374)

This app is a comprehensive calendar designed for firefighters, offering robust shift tracking, event management, and cloud integration. It allows users to manage trades, overtime, and personal events, with features like CertTracker and Expenditure tracking. It also syncs with other calendars and devices for seamless organization.

**Highlights:** Firefighter shift schedule tracking, Event management (trades, overtime, personal), Cloud integration with FireSync Enterprise™, CertTracker and Expenditure tracking, Customizable shift editor, Year and month calendar views, Report generation and emailing

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🚀 Share capable
- 👍 Perfect setup
- 👍 User friendly and simple
- 👍 Easy to use
- 👍 Convenient

**What reviewers complain about**

- 🐛 Randomly deletes events
- 🔒 Trouble with calendar access
- 🐛 Holiday icon disappeared
- 🐛 Erased all info
- 🐛 Verification not working

**Reported bugs**

- Randomly deletes events
- Trouble with calendar access
- Holiday icon disappeared
- Erased all info
- Verification not working

**Requested features**

- Color customization for days
- Shift designation by number
- Custom FLSA start/end dates
- Customizable pay days
- Shift trade feature


### Rescue Shift

[App page](https://appshunter.io/ios/app/rescue-shift/id6745313356)

This app helps firefighters, paramedics, and EMTs manage their complex rotating work schedules. It displays your entire work calendar, tracks overtime and training, and allows you to share your schedule with family.

**Highlights:** Custom rotation scheduling, Overtime and training tracking, Retirement countdown, Family schedule sharing, First responder focused

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium RescueShift | $2.99 | per month |


## Frequently asked questions

### Is FireSync Shift Calendar free?

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

### Is Rescue Shift free?

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

### Which has better reviews, FireSync Shift Calendar or Rescue Shift?

FireSync Shift Calendar is rated higher. FireSync Shift Calendar averages 4.8 out of 5 from 9.1K ratings, while Rescue Shift averages 1.0 from 1 ratings.

### Do FireSync Shift Calendar or Rescue Shift have ads?

Rescue Shift shows ads; FireSync Shift Calendar does not.

### Which is updated more often, FireSync Shift Calendar or Rescue Shift?

FireSync Shift Calendar ships an update every 2 months, and Rescue Shift monthly. Most recently, FireSync Shift Calendar was updated on November 13, 2026 and Rescue Shift on November 14, 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.*