# Ruud vs M600Controller

The clearest difference is update cadence: Ruud at monthly against M600Controller's every 14 months. Ruud also leads on ratings volume (1.1K vs 1). M600Controller's advantage is rating (5.0 vs 4.6). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

M600Controller holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Ruud has 1.1K ratings behind it against 1, so its average is the more settled of the two.

Ruud ships an update monthly, M600Controller every 14 months. The most recent releases landed on October 14, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | Ruud | M600Controller |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (1.1K ratings)](https://appshunter.io/ios/app/ruud/id1608918835/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/m600controller/id6476716453/reviews)** |
| Number of ratings | **1.1K** | 1 |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 14 months |
| Monetization | Free | Free |
| Size | 112 MB | 2 MB |
| Requires iOS | 16.0 | 16.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Rheem Manufacturing Company](https://appshunter.io/developer/853793269) | [Quest Controls, Inc.](https://appshunter.io/developer/1727628870) |

## What reviewers say

### Ruud

[App page](https://appshunter.io/ios/app/ruud/id1608918835)

This app streamlines HVAC installation, service, and support for contractors. It offers Bluetooth connectivity for system setup and troubleshooting, along with access to product information, warranty tracking, and dealer locators.

**Highlights:** Bluetooth setup and troubleshooting, System operating parameter monitoring, Alarm diagnosis and history, Access installation instructions and manuals, Track warranty information, Locate retailers and distributors, Find rebate and financing information

**Features:** Vision Pro support

**In-app purchases:** none


### M600Controller

[App page](https://appshunter.io/ios/app/m600controller/id6476716453)

This application enables Bluetooth communication with the Quest Controls Model 600 product. It facilitates seamless interaction and control for users of the specific hardware. The app is designed for efficient and reliable device management.

**Highlights:** Bluetooth communication, Quest Controls Model 600 support, Device control, Seamless interaction, Reliable management

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Ruud free?

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

### Is M600Controller free?

M600Controller is free to download, with no in-app purchases.

### Which has better reviews, Ruud or M600Controller?

M600Controller is rated higher. Ruud averages 4.6 out of 5 from 1.1K ratings, while M600Controller averages 5.0 from 1 ratings.

### Do Ruud or M600Controller have ads?

Neither Ruud nor M600Controller shows ads.

### Which is updated more often, Ruud or M600Controller?

Ruud ships an update monthly, and M600Controller every 14 months. Most recently, Ruud was updated on October 14, 2026 and M600Controller on September 20, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*