# Shift Master Shift Calendar vs Chief Mobile

The clearest difference is price: Chief Mobile at Free against Shift Master Shift Calendar's $1.99. Chief Mobile also leads on rating (3.4 vs 2.2) and review sentiment (67% vs 47%). Shift Master Shift Calendar's advantage is in-app purchases (none vs 1) and iOS requirement (9.0 vs 13.0). On ratings volume, update cadence and ads there is nothing between them.

Chief Mobile is free to download; Shift Master Shift Calendar costs $1.99 up front. Chief Mobile sells 1 one-off in-app purchase. Shift Master Shift Calendar asks for nothing beyond the download.

Chief Mobile holds the better App Store score, 3.4 against 2.2. Both are backed by a comparable volume of ratings — 25 and 40 respectively. Written reviews point the same way: 47% of Shift Master Shift Calendar's written reviews are positive against 67% of Chief Mobile's.

Both ship on a similar rhythm, roughly every 5 weeks. The most recent releases landed on September 26, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | Shift Master Shift Calendar | Chief Mobile |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | [2.2 (25 ratings)](https://appshunter.io/ios/app/shift-master-shift-calendar/id385155631/reviews) | **[3.4 (40 ratings)](https://appshunter.io/ios/app/chief-mobile/id863837243/reviews)** |
| Number of ratings | 25 | **40** |
| Positive reviews | 46.9% of reviews | **67.4% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | Every 5 weeks |
| Monetization | **Free** | Free with in-app purchases |
| Size | 2 MB | 113 MB |
| Requires iOS | **9.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Gil Estes](https://appshunter.io/developer/349882768) | [Chief Technologies](https://appshunter.io/developer/863837246) |

## What reviewers say

### Shift Master Shift Calendar

[App page](https://appshunter.io/ios/app/shift-master-shift-calendar/id385155631)

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:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Simple and easy to use
- 👍 Works for various shift rotations
- 👍 Good for long-term planning
- 👍 Customizable colors
- 👍 Prompt customer support (historically)

**What reviewers complain about**

- 🐛 App won't open/load
- 🐛 Crashes frequently
- 🐛 Lost data after updates
- 🐛 Confusing setup/not user-friendly
- 🐛 Incompatible with iOS updates

**Reported bugs**

- 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

**Requested features**

- 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


### Chief Mobile

[App page](https://appshunter.io/ios/app/chief-mobile/id863837243)

Receive and map emergency dispatches from your 911 center with redundant alerting. Get instant push notifications for new incidents, view details and maps, and stay updated on personnel messages and schedules. Update your status and track response ETAs.

**Highlights:** Redundant Tone & CAD alerting, Receive and map 911 dispatches, Push notifications for new incidents, Personnel message communication, Update status and track ETA, View company and personal schedules

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Version | $4.99 | one-time |


## Frequently asked questions

### Is Shift Master Shift Calendar free?

Shift Master Shift Calendar costs $1.99, with no in-app purchases.

### Is Chief Mobile free?

Chief Mobile is free to download, with in-app purchases available.

### Which has better reviews, Shift Master Shift Calendar or Chief Mobile?

Chief Mobile is rated higher. Shift Master Shift Calendar averages 2.2 out of 5 from 25 ratings, while Chief Mobile averages 3.4 from 40 ratings.

### Do Shift Master Shift Calendar or Chief Mobile have ads?

Neither Shift Master Shift Calendar nor Chief Mobile shows ads.

### Which is updated more often, Shift Master Shift Calendar or Chief Mobile?

Shift Master Shift Calendar ships an update every 5 weeks, and Chief Mobile every 5 weeks. Most recently, Shift Master Shift Calendar was updated on September 26, 2026 and Chief Mobile on September 21, 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.*