# Marietta PD vs Kairos

The clearest difference is in-app purchases: Marietta PD at none against Kairos's 2. Marietta PD also leads on iOS requirement (13.0 vs 26.5). On price, ads and device support there is nothing between them.

Both are free to download. Kairos sells 2 in-app purchases, starting at $4.99 per month. Marietta PD asks for nothing beyond the download.

## The numbers

| Metric | Marietta PD | Kairos |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/kairos-shift-tracker/id6792157855/reviews)** |
| Number of ratings | — | **3** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 3 weeks |
| Monetization | — | Subscription |
| Size | 36 MB | 4 MB |
| Requires iOS | **13.0** | 26.5 |
| Devices | iPhone, iPod | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [City of Marietta](https://appshunter.io/developer/501663131) | [BOAZ TIMOTHY WHEALY](https://appshunter.io/developer/6791718585) |

## What reviewers say

### Marietta PD

[App page](https://appshunter.io/ios/app/marietta-pd/id6739288888)

**Features:** macOS Compatibility

**In-app purchases:** none


### Kairos

[App page](https://appshunter.io/ios/app/kairos-shift-tracker/id6792157855)

This app helps shift workers and their families stay synchronized by providing a clear, shareable schedule. It allows users to easily track rotations, see real-time duty status, and receive notifications about upcoming shifts. Designed for professionals with complex schedules, it aims to eliminate guesswork and keep everyone informed.

**Highlights:** Shareable shift calendar, Real-time duty status, Customizable shift rotations, Home screen widgets, Apple Watch support, Multiple calendar tracking

**Features:** macOS Compatibility, Apple Watch app

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Kairos Pro - Monthly | $4.99 | per month |
| Kairos Pro - Yearly | $49.99 | per year |


## Frequently asked questions

### Is Marietta PD free?

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

### Is Kairos free?

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

### Do Marietta PD or Kairos have ads?

Neither Marietta PD nor Kairos shows ads.

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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.*