# Shift Master Shift Calendar vs TMRS

The clearest difference is price: TMRS at Free against Shift Master Shift Calendar's $1.99. TMRS also leads on rating (3.1 vs 2.2). Shift Master Shift Calendar's advantage is review sentiment (47% vs 29%) and chart position (#167 vs unranked). On ratings volume, update cadence, ads and in-app purchases there is nothing between them.

TMRS is free to download; Shift Master Shift Calendar costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

TMRS holds the better App Store score, 3.1 against 2.2. Both are backed by a comparable volume of ratings — 25 and 22 respectively. Written reviews complicate that: 47% of Shift Master Shift Calendar's written reviews are positive against 29% of TMRS's, so the app with the better star average is not the one people write more warmly about.

Shift Master Shift Calendar ships an update every 5 weeks, TMRS every 2 months. The most recent releases landed on October 18, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Shift Master Shift Calendar | TMRS |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | [2.2 (25 ratings)](https://appshunter.io/ios/app/shift-master-shift-calendar/id385155631/reviews) | **[3.1 (22 ratings)](https://appshunter.io/ios/app/tmrs/id1587974305/reviews)** |
| Number of ratings | **25** | 22 |
| Positive reviews | **46.9% of reviews** | 28.6% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 2 months |
| Monetization | Free | Free |
| Best chart rank | **#167** | — |
| Size | 2 MB | 28 MB |
| Requires iOS | **9.0** | 16.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Gil Estes](https://appshunter.io/developer/349882768) | [Texas Municipal Retirement System](https://appshunter.io/developer/1587974307) |

## What reviewers say

### Shift Master Shift Calendar

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

**Currently charting:** #167 Top Paid · Productivity (US App Store)

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


### TMRS

[App page](https://appshunter.io/ios/app/tmrs/id1587974305)

Manage your retirement account securely and conveniently. Access account details, update personal information, and generate important documents. Stay informed with the latest news and helpful links.

**Highlights:** View account balance, Update personal information, Run retirement estimates, Download tax documents, Track transactions, Manage communication preferences

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

**In-app purchases:** none


## Frequently asked questions

### Is Shift Master Shift Calendar free?

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

### Is TMRS free?

TMRS is free to download, with no in-app purchases.

### Which has better reviews, Shift Master Shift Calendar or TMRS?

TMRS is rated higher. Shift Master Shift Calendar averages 2.2 out of 5 from 25 ratings, while TMRS averages 3.1 from 22 ratings.

### Do Shift Master Shift Calendar or TMRS have ads?

Neither Shift Master Shift Calendar nor TMRS shows ads.

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

Shift Master Shift Calendar ships an update every 5 weeks, and TMRS every 2 months. Most recently, Shift Master Shift Calendar was updated on October 18, 2026 and TMRS on October 6, 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.*