# IAFF Foundation Pro vs FireSync Shift Calendar

The clearest difference is in-app purchases: FireSync Shift Calendar at none against IAFF Foundation Pro's 3. FireSync Shift Calendar also leads on review sentiment (70% vs 46%) and update cadence (every 2 months vs every 5 months). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. IAFF Foundation Pro sells 3 in-app purchases, starting at $6.99 per year. FireSync Shift Calendar asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.7 for IAFF Foundation Pro against 4.8 for FireSync Shift Calendar. Both are backed by a comparable volume of ratings — 5.9K and 9.1K respectively. Written reviews are what separate them: 46% of IAFF Foundation Pro's written reviews are positive against 70% of FireSync Shift Calendar's.

IAFF Foundation Pro ships an update every 5 months, FireSync Shift Calendar every 2 months. The most recent releases landed on October 28, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | IAFF Foundation Pro | FireSync Shift Calendar |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (5.9K ratings)](https://appshunter.io/ios/app/iaff-foundation-pro-calendar/id412401290/reviews) | **[4.8 (9.1K ratings)](https://appshunter.io/ios/app/firesync-shift-calendar/id811674374/reviews)** |
| Number of ratings | 5.9K | **9.1K** |
| Positive reviews | 45.8% of reviews | **69.9% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 2 months** |
| Monetization | Subscription | **Paid** |
| Size | 17 MB | 176 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Pro-Calendar](https://appshunter.io/developer/406461032) | [ForceReadiness.com](https://appshunter.io/developer/412513833) |

## What reviewers say

### IAFF Foundation Pro

[App page](https://appshunter.io/ios/app/iaff-foundation-pro-calendar/id412401290)

This app helps firefighters manage their complex work schedules and track important job-related information. It offers custom color-coded shift scheduling, accrual tracking for time off, and incident logging for exposures.

**Highlights:** Custom color-coded shift schedules, Track real-time balance accruals, Log medical, fire, and hazmat incidents, Set recurring appointments with alarms, Automatic accrual rate adjustments

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 12-Month Subscription (auto) | $6.99 | per year |
| 12-Month Subscription | $6.99 | one-time |
| 12 month test | $6.99 | one-time |

**What reviewers like**

- ⭐ Great calendar app
- 📅 Helpful for shift tracking
- 🗓️ Customizable schedule setup
- 💻 Works well on multiple devices

**What reviewers complain about**

- 🐛 Frequent crashes and bugs
- 💰 Expensive subscription model
- 🔁 Repeated requests to renew subscription
- 🔒 Poor customer support and communication

**Reported bugs**

- App crashes after updates
- Subscription issues and lost data
- Compatibility problems with newer iOS versions
- Calendar entries not syncing properly

**Requested features**

- Ability to delete/edit events easily
- Sync across multiple devices
- Better vacation/leave tracking
- Improved user interface and aesthetics


### 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


## Frequently asked questions

### Is IAFF Foundation Pro free?

IAFF Foundation Pro is free to download, with in-app purchases available.

### Is FireSync Shift Calendar free?

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

### Which has better reviews, IAFF Foundation Pro or FireSync Shift Calendar?

FireSync Shift Calendar is rated higher. IAFF Foundation Pro averages 4.7 out of 5 from 5.9K ratings, while FireSync Shift Calendar averages 4.8 from 9.1K ratings.

### Do IAFF Foundation Pro or FireSync Shift Calendar have ads?

Neither IAFF Foundation Pro nor FireSync Shift Calendar shows ads.

### Which is updated more often, IAFF Foundation Pro or FireSync Shift Calendar?

IAFF Foundation Pro ships an update every 5 months, and FireSync Shift Calendar every 2 months. Most recently, IAFF Foundation Pro was updated on October 28, 2026 and FireSync Shift Calendar on October 24, 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.*