# Reserve OnCall — UPA23 Reserve Rules

> UPA23 Reserve Rules explainer with active report time clock. (iPhone/iPad app by Kyle Mashak.)

- Source: https://appshunter.io/ios/app/reserve-oncall/id6741074729 (this page in markdown: same URL + `.md`)
- Developer: [Kyle Mashak](https://appshunter.io/developer/1792899140)
- Category: Business
- Price: $0.99 (on sale, was $2.99)
- Rating: 5.00/5 from 1 App Store ratings
- Age rating: 4+
- Requires: iOS 18.0 · 0 MB
- Languages: English
- Released: 2025-02-04
- Data updated: 2026-08-23
- Monetization: paid
- User reviews in markdown: https://appshunter.io/ios/app/reserve-oncall/id6741074729/reviews.md

## What is Reserve OnCall?

Reserve OnCall was developed to improve your understanding of the UPA23 Reserve Rules and how they work.  The app outlines 3 types of Reserve.  The major feature in this app, is the ability to know what your earliest report time is at any given time.  The clocks are color coded to show which clock/s are active depending on the type of Reserve and contract rules that are being applied.

## Key features

- UPA23 Reserve Rules understanding
- Three types of Reserve outlined
- Earliest report time calculation
- Color-coded active clock indicators
- Contract rule application

## Chart rankings

- #131 in Top Paid · Business (US App Store)


## Frequently asked questions about Reserve OnCall

### What is the price of Reserve OnCall?

Reserve OnCall is a paid application, available for $0.99. This one-time purchase grants you access to all its features for understanding UPA23 Reserve Rules.

### Does Reserve OnCall have ads?

No, Reserve OnCall does not contain advertisements. As a paid application, it offers an ad-free experience for users focused on understanding reserve rules.

### What devices is Reserve OnCall compatible with?

Reserve OnCall is currently supported on iPhone devices. Users can access its features on their iOS smartphones.

### How often is Reserve OnCall updated?

The latest version of Reserve OnCall is 2.0, updated on March 3, 2025. This indicates a recent focus on maintaining and potentially improving the application.

### What is the age rating for Reserve OnCall?

Reserve OnCall has an age rating of 4+, making it suitable for a broad audience. This suggests the content is generally appropriate for most users.

### What are the main benefits of using Reserve OnCall?

The primary benefit is improved understanding of UPA23 Reserve Rules and their practical application. Users can easily determine their earliest report time with the app's unique color-coded clock system.

### How does Reserve OnCall help with contract rules?

The app outlines how different contract rules are applied to determine active clocks and calculate report times. This provides clarity on complex reserve scenarios.

### What is the user sentiment for Reserve OnCall?

Based on available data, Reserve OnCall has received a perfect 5.0-star rating from one review. This suggests a highly positive initial user experience.

## Version history (last 2 releases)

### 2.0 — 2025-03-03

Bug Fixes
Added Haptics to -+ buttons along side the Clock

### 1.0 — 2025-02-04

No release notes.

## Apps similar to Reserve OnCall

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [Vacasa Homeowner](https://appshunter.io/ios/app/vacasa-homeowner/id1572325511) | 4.8 (7,787) | Free | Business |
| [SkyHop Tech Crew](https://appshunter.io/ios/app/skyhop-tech-crew/id6443493337) | 1.7 (68) | Free | Business |
| [CC Notifier](https://appshunter.io/ios/app/cc-notifier/id1618298698) | 3.2 (21) | Free | Business |
| [EzCCS](https://appshunter.io/ios/app/ezccs/id946244065) | 4.8 (438) | Free | Business |
| [USA 2 Go](https://appshunter.io/ios/app/usa-2-go/id1522548409) | 3.0 (8) | Free | Business |
| [SkyHop Crew](https://appshunter.io/ios/app/skyhop-crew/id1035566527) | 1.8 (52) | Free | Business |

## More apps by Kyle Mashak

- [Cash Flow Monthly: Budget](https://appshunter.io/ios/app/cash-flow-monthly-budget/id6746812991)

All apps by Kyle Mashak: https://appshunter.io/developer/1792899140

---

*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-23.*