# Ruud Calcu Save vs Ruud

The clearest difference is review sentiment: Ruud Calcu Save at 100% against Ruud's 50%. Ruud Calcu Save also leads on device support (3 vs 1) and iOS requirement (12.0 vs 16.0). Ruud's advantage is rating (4.6 vs 4.3) and ratings volume (1.1K vs 39). On price, update cadence, ads and in-app purchases there is nothing between them.

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

Ruud holds the better App Store score, 4.6 against 4.3. That said, the two scores are not equally well evidenced: Ruud has 1.1K ratings behind it against 39, so its average is the more settled of the two. Written reviews complicate that: 100% of Ruud Calcu Save's written reviews are positive against 50% of Ruud's, so the app with the better star average is not the one people write more warmly about.

Ruud Calcu Save ships an update every 2 months, Ruud monthly. The most recent releases landed on November 2, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | Ruud Calcu Save | Ruud |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.3 (39 ratings)](https://appshunter.io/ios/app/ruud-calcu-save/id1110122303/reviews) | **[4.6 (1.1K ratings)](https://appshunter.io/ios/app/ruud/id1608918835/reviews)** |
| Number of ratings | 39 | **1.1K** |
| Positive reviews | **100.0% of reviews** | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | Free | Free |
| Size | 37 MB | 123 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Copeland LP](https://appshunter.io/developer/464252882) | [Rheem Manufacturing Company](https://appshunter.io/developer/853793269) |

## What reviewers say

### Ruud Calcu Save

[App page](https://appshunter.io/ios/app/ruud-calcu-save/id1110122303)

This app helps HVAC contractors calculate and present cost savings for homeowners when replacing residential HVAC systems. It generates professional reports comparing different system options and current industry standards, which can be emailed to customers.

**Highlights:** Calculate HVAC replacement cost savings, Compare multiple system options, Generate graphical reports, Email reports to customers, Compare against industry minimum standards

**Features:** macOS Compatibility

**In-app purchases:** none


### Ruud

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

This app simplifies HVAC installation, service, and troubleshooting for contractors. It offers Bluetooth® connectivity for system setup, diagnostics, and parameter monitoring, along with access to product manuals, warranty information, and retailer locations.

**Highlights:** Bluetooth® setup and monitoring, System diagnostics and alarm history, Step-by-step parts replacement, Access to manuals and tech sheets, Warranty tracking and certificate sharing, Retailer and distributor locator, Rebate and financing research

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Ruud Calcu Save free?

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

### Is Ruud free?

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

### Which has better reviews, Ruud Calcu Save or Ruud?

Ruud is rated higher. Ruud Calcu Save averages 4.3 out of 5 from 39 ratings, while Ruud averages 4.6 from 1.1K ratings.

### Do Ruud Calcu Save or Ruud have ads?

Neither Ruud Calcu Save nor Ruud shows ads.

### Which is updated more often, Ruud Calcu Save or Ruud?

Ruud Calcu Save ships an update every 2 months, and Ruud monthly. Most recently, Ruud Calcu Save was updated on November 2, 2026 and Ruud on November 10, 2026.

---

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