# Duty vs RosterMonitor

Duty and RosterMonitor are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Duty sells 1 in-app purchase, starting at $1.99 per year and RosterMonitor sells 1 in-app purchase, starting at $5.99 per month. Whichever you choose, the download price is not the number that matters.

Duty ships an update every 3 days, RosterMonitor weekly. The most recent releases landed on October 12, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Duty | RosterMonitor |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 days** | Weekly |
| Size | 44 MB | 5 MB |
| Requires iOS | **17.6** | 18.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Martin Handl](https://appshunter.io/developer/1202513077) | [prodavam-nemovitost.cz, s.r.o.](https://appshunter.io/developer/1883668473) |

## What reviewers say

### Duty

[App page](https://appshunter.io/ios/app/duty-rest/id6450999374)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited access | $1.99 | per year |


### RosterMonitor

[App page](https://appshunter.io/ios/app/rostermonitor/id6796277296)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| RosterMonitor Pro | $5.99 | per month |


## Frequently asked questions

### Is Duty free?

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

### Is RosterMonitor free?

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

### Do Duty or RosterMonitor have ads?

Neither Duty nor RosterMonitor shows ads.

### Which is updated more often, Duty or RosterMonitor?

Duty ships an update every 3 days, and RosterMonitor weekly. Most recently, Duty was updated on October 12, 2026 and RosterMonitor on October 25, 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.*