Comparison

Shift Master Shift Calendar vs Fire Shift Calendar

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Shift Master Shift Calendar

A highly customizable shift calendar designed for Firefighter, EMS, and Paramedic professionals. It supports up to four platoons or teams with flexible shift patterns up to 35 days long.

Highlights
  • Fully configurable shift calendar
  • Supports up to 4 platoons/teams
  • Single or first/second shift patterns
  • Shift rotation up to 35 days
  • Designed for Firefighter, EMS, Paramedic
Features
Read full description

Fully configurable Shift Calendar app for Firefighter, EMS and Paramedic Professionals. This app is now the flag ship app in the series and provides for full customization for up to 4 platoons/teams with single shift or first/second shift on a shift pattern rotation of up to 35 days in length.

About

Fire Shift Calendar

This app simplifies complex work schedules for shift workers. It offers custom shift patterns, automatic time tracking for benefits and overtime, and cross-device synchronization. Designed for professionals in emergency services, healthcare, and other industries with non-traditional hours.

Highlights
  • Custom shift pattern creation
  • Repeating rotation application
  • Color-coded shifts
  • Vacation, sick, and overtime tracking
  • Automatic accrual calculations
  • Cross-device synchronization
  • Calendar integration
Read full description

The smarter calendar built for shift workers Keeping track of complex shifts, overtime, and time off shouldn’t feel like a second job. Fire Shift Calendar is designed for firefighters, nurses, EMTs, police officers, and anyone working non-traditional hours. With powerful scheduling tools, benefit tracking, and instant sync across devices, your work life finally fits into one clean, easy calendar. Shifts Made Simple • Create custom patterns: 24-on/48-off, 12-hour rotations, split shifts, Kelly days, and more • Apply repeating rotations in seconds • Color-code shifts for instant clarity • Support for full, partial, or multi-day shifts • Create templates to quickly add non-repeating shifts Track Your Time, Automatically • Vacation, sick, comp, and overtime tracking • Automatic accrual calculations (daily, monthly, yearly) • Log trades/swaps, training hours, and exposures • Visual summaries of earned vs. used time Stay Ahead, Stay Connected • Sync shifts and records instantly across devices • Calendar integration with Apple Calendar • Multiple style widgets to see your upcoming shifts and events at a glance Built for You • Clean, modern interface with dark mode • Multiple views • Extremely customizable styles and colors—make the calendar look and feel exactly how you want Perfect for Every Shift Worker • Firefighters, EMTs, paramedics, police • Nurses, doctors, technicians, hospital staff • Security, transportation, retail, manufacturing, and more Why Fire Shift Calendar? Other calendar apps weren’t built with shift workers in mind. Fire Shift Calendar was. From the most complex rotations to automatic benefit accruals, it gives you the clarity, accuracy, and control you need—without the headache. Take control of your schedule. Download Fire Shift Calendar today.

Screenshots

Shift Master Shift Calendar4 screens
Fire Shift Calendar4 screens

Verdict

The call

The clearest difference is review sentiment: Shift Master Shift Calendar at 47% against Fire Shift Calendar's 0%. Shift Master Shift Calendar also leads on in-app purchases (none vs 8) and ads (none vs shown). Fire Shift Calendar's advantage is price (Free vs $1.99) and rating (4.8 vs 2.2). On ratings volume and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Fire Shift Calendar is free to download; Shift Master Shift Calendar costs $1.99 up front. Fire Shift Calendar sells 8 in-app purchases, starting at $1.99 per month. Shift Master Shift Calendar asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Fire Shift Calendar holds the better App Store score, 4.8 against 2.2. Both are backed by a comparable volume of ratings — 25 and 16 respectively. Written reviews complicate that: 47% of Shift Master Shift Calendar's written reviews are positive against 0% of Fire Shift Calendar's, so the app with the better star average is not the one people write more warmly about.

UpkeepUpdate frequency

Shift Master Shift Calendar ships an update every 5 weeks, Fire Shift Calendar fortnightly. The most recent releases landed on September 26, 2026 and June 3, 2026 respectively.

Scorecard8 real differences · 2 level
Shift Master Shift Calendar versus Fire Shift Calendar: the parameters behind the verdict, then further details
ParameterShift Master Shift CalendarFire Shift Calendar
Price$1.99Free — better
Rating2.2 (25 ratings)4.8 (16 ratings) — better
Positive reviews46.9% of reviews — better0.0% of reviews
Number of ratings25 — better16
Update frequencyEvery 5 weeksFortnightly — better
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPodiPhone, iPad
Requires iOS9.0 — better26.0
Further details — not scored
Size2 MB219 MB
Age rating4+4+
DeveloperGil EstesAyodeji Shoola

Customer experience

Shift Master Shift Calendar

All ratings25 ratings
Positive32.0%
Neutral0.0%
Negative68.0%
Written reviews98 reviews
Positive46.9%
Neutral4.1%
Negative49.0%

Fire Shift Calendar

All ratings16 ratings
Positive93.8%
Neutral0.0%
Negative6.3%
Written reviews2 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

Bugs and requests

Shift Master Shift Calendar

Reported bugs

15 issues
  • App does not open
  • App crashes frequently
  • App disappeared after iOS update
  • Calendar days are purple/won't change color
  • Erases notes and resets shift days after updates
Show 10 more
  • Customized dates deleted after update
  • Buttons along the bottom don't function without reboot
  • Shift colors change with the month
  • App shuts down occasionally
  • App fails to open after iOS update
  • Shifts are off after January 1st
  • App crashes on opening
  • App doesn't work with iOS 6/10/11
  • Calendar places shifts incorrectly
  • Setup key closes app

Requested features

7 requests
  • Update for newest iOS versions
  • Sync with iPhone calendar
  • Add appointment scheduler with reminders
  • Display shift letters across the top
  • Enter half color/symbol for partial OT shifts
Show 2 more
  • Make UI less cluttered and more visually appealing
  • Ability to load on iPad

Fire Shift Calendar

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Shift Master Shift Calendar

No in-app purchases

8 purchases

Fire Shift Calendar

Subscriptions8
  • Monthly7 Days trial$1.991 Month
  • All Access7 Days trial$2.991 Month
  • Monthly7 Days trial$3.991 Month
Show 5 more
  • All Access$3.991 Month
  • Yearly14 Days trial$19.991 Year
  • All Access14 Days trial$29.991 Year
  • Yearly14 Days trial$39.991 Year
  • All Access$39.991 Year

Questions

Is Shift Master Shift Calendar free?
Shift Master Shift Calendar costs $1.99, with no in-app purchases.
Is Fire Shift Calendar free?
Fire Shift Calendar is free to download, with in-app purchases available.
Which has better reviews, Shift Master Shift Calendar or Fire Shift Calendar?
Fire Shift Calendar is rated higher. Shift Master Shift Calendar averages 2.2 out of 5 from 25 ratings, while Fire Shift Calendar averages 4.8 from 16 ratings.
Do Shift Master Shift Calendar or Fire Shift Calendar have ads?
Fire Shift Calendar shows ads; Shift Master Shift Calendar does not.
Which is updated more often, Shift Master Shift Calendar or Fire Shift Calendar?
Shift Master Shift Calendar ships an update every 5 weeks, and Fire Shift Calendar fortnightly. Most recently, Shift Master Shift Calendar was updated on September 26, 2026 and Fire Shift Calendar on June 3, 2026.

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