# ShiftCal® for Seattle Fire vs IPSDI Exposure Tracker

The clearest difference is price: IPSDI Exposure Tracker at Free against ShiftCal® for Seattle Fire's $6.99. IPSDI Exposure Tracker also leads on rating (4.9 vs 4.0) and update cadence (every 8 days vs every 8 months). ShiftCal® for Seattle Fire's advantage is iOS requirement (11.0 vs 16.0). On review sentiment, ads, in-app purchases and device support there is nothing between them.

IPSDI Exposure Tracker is free to download; ShiftCal® for Seattle Fire costs $6.99 up front. Neither carries in-app purchases, so what you see is what you pay.

IPSDI Exposure Tracker holds the better App Store score, 4.9 against 4.0. That said, the two scores are not equally well evidenced: IPSDI Exposure Tracker has 38 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 50% of ShiftCal® for Seattle Fire's written reviews are positive against 55% of IPSDI Exposure Tracker's.

ShiftCal® for Seattle Fire ships an update every 8 months, IPSDI Exposure Tracker every 8 days. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | ShiftCal® for Seattle Fire | IPSDI Exposure Tracker |
| --- | --- | --- |
| Price | $6.99 | **Free** |
| Rating | [4.0 (2 ratings)](https://appshunter.io/ios/app/shiftcal-for-seattle-fire/id837231416/reviews) | **[4.9 (38 ratings)](https://appshunter.io/ios/app/ipsdi-exposure-tracker/id1457260349/reviews)** |
| Number of ratings | 2 | **38** |
| Positive reviews | 50.0% of reviews | **55.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 8 days** |
| Monetization | Paid | **Free** |
| Size | 23 MB | 14 MB |
| Requires iOS | **11.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Thomas Wesley Erickson](https://appshunter.io/developer/710639944) | [International Public Safety Data Institute](https://appshunter.io/developer/1457260348) |

## What reviewers say

### ShiftCal® for Seattle Fire

[App page](https://appshunter.io/ios/app/shiftcal-for-seattle-fire/id837231416)

This specialized calendar app helps Seattle Fire Department members track their work shifts. It highlights debit days in a distinct color and can optionally display paydays. It is designed exclusively for shift scheduling, not general event planning.

**Highlights:** Shift calendar for fire department, Debit day highlighting, Optional payday display, Shift scheduling focus, iPhone and iPad support

**Features:** macOS Compatibility

**In-app purchases:** none


### IPSDI Exposure Tracker

[App page](https://appshunter.io/ios/app/ipsdi-exposure-tracker/id1457260349)

This app helps firefighters meticulously record and track personal exposures encountered during their duties. It offers a streamlined interface for documenting incidents, ensuring a reliable record for future reference. Developed by a public safety data science organization, it aims to enhance firefighter safety through data documentation.

**Highlights:** Track individual exposures, Record incident details, Maintain a personal exposure log, Simplified modern interface, Developed by public safety experts

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

**In-app purchases:** none


## Frequently asked questions

### Is ShiftCal® for Seattle Fire free?

ShiftCal® for Seattle Fire costs $6.99, with no in-app purchases.

### Is IPSDI Exposure Tracker free?

IPSDI Exposure Tracker is free to download, with no in-app purchases.

### Which has better reviews, ShiftCal® for Seattle Fire or IPSDI Exposure Tracker?

IPSDI Exposure Tracker is rated higher. ShiftCal® for Seattle Fire averages 4.0 out of 5 from 2 ratings, while IPSDI Exposure Tracker averages 4.9 from 38 ratings.

### Do ShiftCal® for Seattle Fire or IPSDI Exposure Tracker have ads?

Neither ShiftCal® for Seattle Fire nor IPSDI Exposure Tracker shows ads.

### Which is updated more often, ShiftCal® for Seattle Fire or IPSDI Exposure Tracker?

ShiftCal® for Seattle Fire ships an update every 8 months, and IPSDI Exposure Tracker every 8 days. Most recently, ShiftCal® for Seattle Fire was updated on November 1, 2026 and IPSDI Exposure Tracker on November 3, 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.*