# Ruud Calcu Save vs SmartAC.com Pro

The clearest difference is rating: SmartAC.com Pro at 5.0 against Ruud Calcu Save's 4.4. SmartAC.com Pro also leads on update cadence (fortnightly vs every 2 months). Ruud Calcu Save's advantage is ratings volume (36 vs 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.

SmartAC.com Pro holds the better App Store score, 5.0 against 4.4. That said, the two scores are not equally well evidenced: Ruud Calcu Save has 36 ratings behind it against 6, so its average is the more settled of the two.

Ruud Calcu Save ships an update every 2 months, SmartAC.com Pro fortnightly. The most recent releases landed on October 16, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Ruud Calcu Save | SmartAC.com Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (36 ratings)](https://appshunter.io/ios/app/ruud-calcu-save/id1110122303/reviews) | **[5.0 (6 ratings)](https://appshunter.io/ios/app/smartaccom-pro/id1536845908/reviews)** |
| Number of ratings | **36** | 6 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Fortnightly** |
| Monetization | Free | Free |
| Size | 37 MB | 97 MB |
| Requires iOS | **12.0** | 13.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Copeland LP](https://appshunter.io/developer/464252882) | [SmartAC.com, Inc.](https://appshunter.io/developer/1471377764) |

## 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


### SmartAC.com Pro

[App page](https://appshunter.io/ios/app/smartaccom-pro/id1536845908)

This app helps HVAC service professionals quickly set up new SmartAC.com memberships for homeowners. It streamlines hardware configuration, internet connection, sensor logging, and HVAC system information capture. Once setup is complete, homeowners receive login credentials for their own app.

**Highlights:** Create homeowner accounts, Specify hardware configuration, Connect devices to internet, Log sensor installation locations, Log filter size and condition, Capture HVAC system info

**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 SmartAC.com Pro free?

SmartAC.com Pro is free to download, with no in-app purchases.

### Which has better reviews, Ruud Calcu Save or SmartAC.com Pro?

SmartAC.com Pro is rated higher. Ruud Calcu Save averages 4.4 out of 5 from 36 ratings, while SmartAC.com Pro averages 5.0 from 6 ratings.

### Do Ruud Calcu Save or SmartAC.com Pro have ads?

Neither Ruud Calcu Save nor SmartAC.com Pro shows ads.

### Which is updated more often, Ruud Calcu Save or SmartAC.com Pro?

Ruud Calcu Save ships an update every 2 months, and SmartAC.com Pro fortnightly. Most recently, Ruud Calcu Save was updated on October 16, 2026 and SmartAC.com Pro on October 9, 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.*