# Rheem EcoNet vs Optimal°

The clearest difference is review sentiment: Optimal° at 60% against Rheem EcoNet's 15%. Optimal° also leads on rating (4.9 vs 4.4). Rheem EcoNet's advantage is ratings volume (16K vs 7) and update cadence (every 5 weeks vs every 5 months). 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.

Optimal° holds the better App Store score, 4.9 against 4.4. That said, the two scores are not equally well evidenced: Rheem EcoNet has 16K ratings behind it against 7, so its average is the more settled of the two. Written reviews point the same way: 15% of Rheem EcoNet's written reviews are positive against 60% of Optimal°'s.

Rheem EcoNet ships an update every 5 weeks, Optimal° every 5 months. The most recent releases landed on October 24, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Rheem EcoNet | Optimal° |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (16K ratings)](https://appshunter.io/ios/app/rheem-econet/id1610093715/reviews) | **[4.9 (7 ratings)](https://appshunter.io/ios/app/optimal/id6473653236/reviews)** |
| Number of ratings | **16K** | 7 |
| Positive reviews | 14.5% of reviews | **60.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 5 months |
| Monetization | Free | Free |
| Size | 60 MB | 19 MB |
| Requires iOS | 16.0 | **15.1** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Rheem Manufacturing Company](https://appshunter.io/developer/853793269) | [Its Optimal LLC](https://appshunter.io/developer/1719356914) |

## What reviewers say

### Rheem EcoNet

[App page](https://appshunter.io/ios/app/rheem-econet/id1610093715)

Manage your home's heating, cooling, and hot water systems remotely. Optimize energy usage, set custom schedules, and receive important alerts for maintenance and system performance. This app helps homeowners save on utility bills and maintain ideal comfort levels.

**Highlights:** Smart HVAC control, Water heater monitoring, Energy consumption tracking, Customizable schedules, Maintenance alerts, Remote system access

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🚀 Useful for monitoring energy usage
- 👍 Improved app UI in recent update
- 🚀 Reliable connection after update

**What reviewers complain about**

- 🐛 Scheduling issues and unreliable
- 🐛 Home/away mode not functioning properly
- 🐛 Connectivity problems after app updates
- 🐛 Clunky and unintuitive user interface
- 🐛 Missing key information like current water temperature

**Reported bugs**

- Schedule resets or stops working randomly
- App disconnects from water heater frequently
- Vacation/away mode settings not saving properly
- Inability to log in or create account

**Requested features**

- Add ability to view current water tank temperature
- Improve scheduling functionality and reliability
- Provide more detailed usage data and analytics
- Allow custom temperature settings for away/vacation mode


### Optimal°

[App page](https://appshunter.io/ios/app/optimal/id6473653236)

This app provides remote control and monitoring for a specific brand of tankless water heaters. Users can adjust temperature, track performance metrics, and receive diagnostic information for efficient hot water management.

**Highlights:** Set water heater output temperature, Monitor unit activity state, Track flow rate and energy consumption, View inlet and outlet water temperatures, Access diagnostics and error codes, Enable Vacation Mode

**In-app purchases:** none


## Frequently asked questions

### Is Rheem EcoNet free?

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

### Is Optimal° free?

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

### Which has better reviews, Rheem EcoNet or Optimal°?

Optimal° is rated higher. Rheem EcoNet averages 4.4 out of 5 from 16K ratings, while Optimal° averages 4.9 from 7 ratings.

### Do Rheem EcoNet or Optimal° have ads?

Neither Rheem EcoNet nor Optimal° shows ads.

### Which is updated more often, Rheem EcoNet or Optimal°?

Rheem EcoNet ships an update every 5 weeks, and Optimal° every 5 months. Most recently, Rheem EcoNet was updated on October 24, 2026 and Optimal° on October 14, 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.*