# ShiftCal® for Seattle Fire vs Strobe Light

The clearest difference is review sentiment: ShiftCal® for Seattle Fire at 50% against Strobe Light's 0%. ShiftCal® for Seattle Fire also leads on rating (4.0 vs 2.0) and in-app purchases (none vs 2). Strobe Light's advantage is price (Free vs $6.99). On ratings volume, update cadence and device support there is nothing between them.

Strobe Light is free to download; ShiftCal® for Seattle Fire costs $6.99 up front. Strobe Light sells 2 in-app purchases, starting at $5.99 per month. ShiftCal® for Seattle Fire asks for nothing beyond the download.

ShiftCal® for Seattle Fire holds the better App Store score, 4.0 against 2.0. Both are backed by a comparable volume of ratings — 2 and 1 respectively. Written reviews point the same way: 50% of ShiftCal® for Seattle Fire's written reviews are positive against 0% of Strobe Light's.

ShiftCal® for Seattle Fire ships an update every 8 months, Strobe Light every 7 months. The most recent releases landed on November 1, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | ShiftCal® for Seattle Fire | Strobe Light |
| --- | --- | --- |
| Price | $6.99 | **Free** |
| Rating | **[4.0 (2 ratings)](https://appshunter.io/ios/app/shiftcal-for-seattle-fire/id837231416/reviews)** | [2.0 (1 ratings)](https://appshunter.io/ios/app/strobe-light-rpm/id6747579407/reviews) |
| Number of ratings | **2** | 1 |
| Positive reviews | **50.0% of reviews** | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 8 months | **Every 7 months** |
| Monetization | Paid | **Ad-supported** |
| Size | 23 MB | 25 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Thomas Wesley Erickson](https://appshunter.io/developer/710639944) | [Zain Saeed Mughal](https://appshunter.io/developer/1762408320) |

## 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


### Strobe Light

[App page](https://appshunter.io/ios/app/strobe-light-rpm/id6747579407)

This application transforms your smartphone into a digital tachometer using its flashlight. It measures the rotational speed (RPM) of objects by flashing light at them, making them appear stationary when the flash rate matches their speed. Save readings and use it for mechanics, education, or industrial checks.

**Highlights:** Measures RPM of rotating objects, Adjustable strobe speed (1-10,000 RPM), Quick adjustment buttons (+/- increments), Flash sync for accuracy, Save and review RPM data, Works in low light conditions

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $5.99 | per month |
| Remove Ads | $4.99 | one-time |


## Frequently asked questions

### Is ShiftCal® for Seattle Fire free?

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

### Is Strobe Light free?

Strobe Light is free to download, with in-app purchases available.

### Which has better reviews, ShiftCal® for Seattle Fire or Strobe Light?

ShiftCal® for Seattle Fire is rated higher. ShiftCal® for Seattle Fire averages 4.0 out of 5 from 2 ratings, while Strobe Light averages 2.0 from 1 ratings.

### Do ShiftCal® for Seattle Fire or Strobe Light have ads?

Strobe Light shows ads; ShiftCal® for Seattle Fire does not.

### Which is updated more often, ShiftCal® for Seattle Fire or Strobe Light?

ShiftCal® for Seattle Fire ships an update every 8 months, and Strobe Light every 7 months. Most recently, ShiftCal® for Seattle Fire was updated on November 1, 2026 and Strobe Light on October 31, 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.*