# RKIN

> Real-time home water and air quality monitoring and control. (iPhone/iPad app by Hotworks.)

- Source: https://appshunter.io/ios/app/rkin/id6740370274 (this page in markdown: same URL + `.md`)
- Developer: [Hotworks](https://appshunter.io/developer/1188728106)
- Category: Lifestyle, Utilities
- Price: Free
- Age rating: 12+
- Requires: iOS 13.0 · 190 MB
- Languages: American English, Arabic, Czech, Dutch, French (France), German (Germany), Hungarian, Indonesian, Italian, Japanese and 12 more
- Released: 2025-02-13
- Data updated: 2026-06-04
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/rkin/id6740370274/reviews.md

## What is RKIN?

Welcome to the RKIN app: Your Ultimate Companion for Effortless Filtration.

Real-Time Monitoring: Experience the peace of mind that comes with knowing your water quality and air purity at all times. Our app provides real-time information on filtration performance and air quality, so you can always be confident about the environment you're living in. 

Seamless Setup: Connecting your devices with the RKIN app is a breeze. Our user-friendly, step-by-step guide ensures you can get everything up and running quickly and confidently, without any unnecessary complications. 

Filter Replacements: Never worry about when the cartridges are due for replacement or how to reset filter change notifications again. The app provides timely data based on usage and filter life, ensuring the efficient operation of your filtration systems.

Customizable Settings: You can adjust the settings of your RKIN appliances according to your preferences. Whether you need enhanced air filtration for allergy relief or would like to schedule your air filtration system to run in sleep mode on certain days at certain hours, the RKIN app lets you personalize your experience. 

Usage Reports: Our detailed water and air quality reports are the key to understanding your home environment. With our analytics feature, you'll be equipped with the knowledge to make informed decisions about your living space, ensuring a healthy and comfortable home.

## Key features

- Real-time water and air quality monitoring
- Seamless device setup
- Filter replacement reminders
- Customizable appliance settings
- Detailed usage reports
- Personalized environmental control

## Recent user reviews (1 of 1)

All indexed reviews: https://appshunter.io/ios/app/rkin/id6740370274/reviews.md

### 1/5 — Easy feature will fix this review

*2026-03-03*

Please add the ability to associate an oz size with a particular button. This existed on the previous kickstarter product and you have the ability to update the software. You can already send the information from the phone to the product.

## Frequently asked questions about RKIN

### What devices does RKIN support?

RKIN is currently supported on iPhone and iPod devices. The app is designed to work with RKIN filtration systems to provide comprehensive monitoring and control.

### How often is RKIN updated?

The latest version of RKIN is 1.0.2, and it was last updated on November 13, 2025. Updates typically focus on improving performance and adding new features based on user feedback.

### What is the age rating for RKIN?

RKIN has an age rating of 12+. This indicates that the content is generally suitable for individuals aged 12 and older.

### Can I customize RKIN settings for specific needs?

Yes, RKIN allows for customizable settings. You can adjust preferences such as enhanced air filtration for allergy relief or schedule the air filtration system to run in sleep mode during specific hours.

### Does RKIN provide reports on my home environment?

Yes, RKIN offers detailed water and air quality reports. These reports provide analytics to help you understand your home environment and make informed decisions for a healthy living space.

### Is RKIN free to use?

Yes, RKIN is available for free. There are no costs associated with downloading or using the core features of the application.

### How does RKIN help with filter replacements?

RKIN provides timely data based on usage and filter life to remind you when cartridges are due for replacement. It also helps in resetting filter change notifications, ensuring efficient operation of your filtration systems.

### Does RKIN have ads?

No, RKIN does not contain advertisements. The app is designed to provide an uninterrupted user experience focused on monitoring and controlling your home environment.

## Version history (last 2 releases)

### 1.0.2 — 2025-11-13

- Upgrade app features to enhance user experience.
- Optimize performance for smoother operation.
- Fix known issues to improve system stability.

### 1.0 — 2025-02-13

No release notes.

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## Related topics

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

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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 2026-06-04.*