# EWC Controls, LLC vs Rheem

The clearest difference is review sentiment: EWC Controls, LLC at 100% against Rheem's 43%. EWC Controls, LLC also leads on rating (5.0 vs 4.6) and update cadence (every 9 days vs monthly). Rheem's advantage is ratings volume (1.7K vs 5). 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.

EWC Controls, LLC holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Rheem has 1.7K ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 100% of EWC Controls, LLC's written reviews are positive against 43% of Rheem's.

EWC Controls, LLC ships an update every 9 days, Rheem monthly. The most recent releases landed on October 2, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | EWC Controls, LLC | Rheem |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (5 ratings)](https://appshunter.io/ios/app/ewc-controls-llc/id1456560692/reviews)** | [4.6 (1.7K ratings)](https://appshunter.io/ios/app/rheem/id1604626837/reviews) |
| Number of ratings | 5 | **1.7K** |
| Positive reviews | **100.0% of reviews** | 42.9% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 9 days** | Monthly |
| Monetization | Free | Free |
| Size | 38 MB | 109 MB |
| Requires iOS | 16.4 | **16.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [EWC Controls, Inc.](https://appshunter.io/developer/1456560691) | [Rheem Manufacturing Company](https://appshunter.io/developer/853793269) |

## What reviewers say

### EWC Controls, LLC

[App page](https://appshunter.io/ios/app/ewc-controls-llc/id1456560692)

This app helps EWC contractors determine their zoning system requirements. It features a Bypass Calculator to recommend damper models and sizes, and a Control Panel Finder to suggest compatible control panels. Discover products and features to assist in setting up your zoning system.

**Highlights:** Bypass Damper Calculator, Control Panel Finder, Product Discovery, Zoning System Setup Assistance

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

**In-app purchases:** none


### Rheem

[App page](https://appshunter.io/ios/app/rheem/id1604626837)

This app streamlines HVAC installation and service for contractors. It offers Bluetooth connectivity for system setup and troubleshooting, along with comprehensive support for product information, warranty tracking, and locating resources.

**Highlights:** Bluetooth setup and troubleshooting, System monitoring and status checks, Alarm diagnosis and history, Parts replacement guidance, Access to manuals and tech sheets, Warranty tracking and certificate sharing, Retailer and distributor locator

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is EWC Controls, LLC free?

EWC Controls, LLC is free to download, with no in-app purchases.

### Is Rheem free?

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

### Which has better reviews, EWC Controls, LLC or Rheem?

EWC Controls, LLC is rated higher. EWC Controls, LLC averages 5.0 out of 5 from 5 ratings, while Rheem averages 4.6 from 1.7K ratings.

### Do EWC Controls, LLC or Rheem have ads?

Neither EWC Controls, LLC nor Rheem shows ads.

### Which is updated more often, EWC Controls, LLC or Rheem?

EWC Controls, LLC ships an update every 9 days, and Rheem monthly. Most recently, EWC Controls, LLC was updated on October 2, 2026 and Rheem on October 18, 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.*