# ROI Rental

> Mortgage amortization and rental income ROI calculator for Swift developers. (iPhone/iPad app by Sean Liao LLC.)

- Source: https://appshunter.io/ios/app/roi-rental/id954458383 (this page in markdown: same URL + `.md`)
- Developer: [Sean Liao LLC](https://appshunter.io/developer/954458382)
- Category: Books, Utilities
- Price: Free
- Rating: 5.00/5 from 1 App Store ratings
- Age rating: 4+
- Requires: iOS 17.0 · 2 MB
- Languages: American English
- Released: 2015-01-08
- Data updated: 2026-07-09
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/roi-rental/id954458383/reviews.md

## What is ROI Rental?

A simple mortgage calculator for mortgage amortization schedule and the ROI from the rental income. This is the Swift project in the Apress Books, Migrating to Swift programming (ISBN-13: 978-1484204375 and ISBN-13: 978-1484209325). It demonstrates the following common programming topics in Swift:
* Consume remote RESTFul service.
* Save data.
* Common UIKit User Interface including screen navigations and animations.

## Key features

- Mortgage amortization schedule calculation
- Rental income ROI estimation
- RESTful service consumption example
- Data saving functionality
- UIKit UI elements and navigation
- Screen animations


## Frequently asked questions about ROI Rental

### What is ROI Rental used for?

ROI Rental is used to calculate mortgage amortization schedules and estimate the return on investment (ROI) from rental income. It also serves as a demonstration of Swift programming concepts for developers.

### Is ROI Rental free to use?

Yes, ROI Rental is completely free to download and use. It does not have any associated costs or in-app purchases.

### What devices does ROI Rental support?

ROI Rental is designed to work on both iPhone and iPad devices. It is compatible with iOS devices.

### How often is ROI Rental updated?

The app was last updated on June 30, 2024, with version 2.3. This indicates a recent update, suggesting ongoing maintenance and potential improvements.

### What is the age rating for ROI Rental?

ROI Rental has an age rating of 4+, making it suitable for a wide range of users. This indicates it contains no mature content.

### Does ROI Rental have ads?

No, ROI Rental does not contain advertisements. Users can enjoy the app without any interruptions from ads.

### What programming concepts does ROI Rental demonstrate?

ROI Rental demonstrates consuming remote RESTful services, saving data, and common UIKit user interface elements including screen navigations and animations. It's part of Apress Books on Swift programming.

### What is the user feedback on ROI Rental?

ROI Rental has received a perfect 5.0-star rating from one review. This indicates a highly positive initial user experience.

## Version history (last 5 releases)

### 2.3 — 2024-06-30

bugfixes and performance enhancement with new Apple frameworks

### 2.2 — 2024-04-28

Bugfixes and performance improvements

### 2.1 — 2021-01-18

Updated the Investment result section display.

### 2.0 — 2021-01-11

SwiftUI Renovation!
Added local computation option:  no more internet required!

### 1.0 — 2015-01-08

This app has been updated by Apple to display the Apple Watch app icon.

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## Related topics

[roi](https://appshunter.io/ios/topics/roi)

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*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 2026-07-09.*