# Rheem Calcu Save vs EcoNet

The clearest difference is ratings volume: EcoNet at 14K against Rheem Calcu Save's 44. EcoNet also leads on review sentiment (15% vs 0%). Rheem Calcu Save's advantage is device support (3 vs 1) and iOS requirement (12.0 vs 16.0). On price, rating, update cadence and ads there is nothing between them.

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

On the App Store both sit at effectively the same score — 4.3 for Rheem Calcu Save against 4.4 for EcoNet. That said, the two scores are not equally well evidenced: EcoNet has 14K ratings behind it against 44, so its average is the more settled of the two. Written reviews are what separate them: 0% of Rheem Calcu Save's written reviews are positive against 15% of EcoNet's.

Rheem Calcu Save ships an update every 2 months, EcoNet every 6 weeks. The most recent releases landed on November 2, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | Rheem Calcu Save | EcoNet |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.3 (44 ratings)](https://appshunter.io/ios/app/rheem-calcu-save/id1110121420/reviews) | **[4.4 (14K ratings)](https://appshunter.io/ios/app/econet/id1610093590/reviews)** |
| Number of ratings | 44 | **14K** |
| Positive reviews | 0.0% of reviews | **15.2% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 6 weeks** |
| Monetization | Free | Free |
| Size | 20 MB | 73 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

### Rheem Calcu Save

[App page](https://appshunter.io/ios/app/rheem-calcu-save/id1110121420)

This app helps HVAC contractors quickly calculate and present potential cost savings to homeowners when comparing residential HVAC system replacements. It generates professional reports showing annual savings for high-efficiency systems, aiding customer decision-making.

**Highlights:** Calculate HVAC system replacement cost savings, Compare multiple replacement options, Generate professional graphical reports, Email reports to customers, Uses Emerson Climate Technologies OPI database, Compares against industry minimum standards

**Features:** macOS Compatibility

**In-app purchases:** none


### EcoNet

[App page](https://appshunter.io/ios/app/econet/id1610093590)

Manage your home's HVAC and water heater systems remotely for optimal comfort and energy efficiency. Track energy usage, set custom schedules, and receive important alerts for maintenance and potential issues.

**Highlights:** Smart HVAC control, Water heater monitoring, Energy consumption tracking, Custom scheduling, Remote access, Maintenance alerts

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🚀 Functional app
- 📊 Useful graphs and data
- 🔒 Resetting password options
- 🕰️ Scheduling and vacation mode

**What reviewers complain about**

- 🐛 Buggy and unreliable connection
- 🚫 Inaccurate power consumption data
- 🤔 Confusing and limited UI
- 🔄 Inconsistent mode changes
- 🔍 Lack of detailed information

**Reported bugs**

- Frequent disconnections from Wi-Fi
- Vacation mode not functioning properly
- Schedules not being followed consistently
- Temperature and mode settings not sticking
- Incorrect time zone and date information

**Requested features**

- Actual water temperature display
- Customizable scheduling options
- Geofencing with multiple users
- Integration with other smart home platforms
- More detailed energy usage reporting


## Frequently asked questions

### Is Rheem Calcu Save free?

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

### Is EcoNet free?

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

### Which has better reviews, Rheem Calcu Save or EcoNet?

EcoNet is rated higher. Rheem Calcu Save averages 4.3 out of 5 from 44 ratings, while EcoNet averages 4.4 from 14K ratings.

### Do Rheem Calcu Save or EcoNet have ads?

Neither Rheem Calcu Save nor EcoNet shows ads.

### Which is updated more often, Rheem Calcu Save or EcoNet?

Rheem Calcu Save ships an update every 2 months, and EcoNet every 6 weeks. Most recently, Rheem Calcu Save was updated on November 2, 2026 and EcoNet on November 8, 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.*