# SmartESS vs Airspool

The clearest difference is review sentiment: Airspool at 67% against SmartESS's 20%. Airspool also leads on rating (4.0 vs 2.7). SmartESS's advantage is update cadence (monthly vs every 12 months) and ratings volume (125 vs 3). 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.

Airspool holds the better App Store score, 4.0 against 2.7. That said, the two scores are not equally well evidenced: SmartESS has 125 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 20% of SmartESS's written reviews are positive against 67% of Airspool's.

SmartESS ships an update monthly, Airspool every 12 months. The most recent releases landed on October 20, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | SmartESS | Airspool |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.7 (125 ratings)](https://appshunter.io/ios/app/smartess/id1334656760/reviews) | **[4.0 (3 ratings)](https://appshunter.io/ios/app/airspool/id1621315316/reviews)** |
| Number of ratings | **125** | 3 |
| Positive reviews | 19.7% of reviews | **66.7% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 12 months |
| Monetization | Free | Free |
| Size | 198 MB | 190 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [祥梯 孟](https://appshunter.io/developer/1070155084) | [Airspool LLC](https://appshunter.io/developer/1621315318) |

## What reviewers say

### SmartESS

[App page](https://appshunter.io/ios/app/smartess/id1334656760)

Monitor your energy storage machine's status in real-time with this mobile application. It offers easy-to-understand data visualization, historical data access from anywhere, and displays information in multiple dimensions. The app is designed for efficient data transfer with minimal internet traffic usage.

**Highlights:** Real-time energy storage machine monitoring, Intelligent data visualization, Simple and easy-to-understand charts, Access historical data anytime, anywhere, Multi-dimensional data display, Low internet traffic usage

**Features:** macOS Compatibility

**In-app purchases:** none


### Airspool

[App page](https://appshunter.io/ios/app/airspool/id1621315316)

Remotely manage your solar-powered air conditioner or heat pump. Adjust settings like mode, temperature, and fan speed. Schedule operation times and monitor energy savings. Group multiple units for unified control.

**Highlights:** Remote control from anywhere, Set mode, temperature, fan speed, Automated scheduling, Monitor solar savings, Manage multiple units

**In-app purchases:** none


## Frequently asked questions

### Is SmartESS free?

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

### Is Airspool free?

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

### Which has better reviews, SmartESS or Airspool?

Airspool is rated higher. SmartESS averages 2.7 out of 5 from 125 ratings, while Airspool averages 4.0 from 3 ratings.

### Do SmartESS or Airspool have ads?

Neither SmartESS nor Airspool shows ads.

### Which is updated more often, SmartESS or Airspool?

SmartESS ships an update monthly, and Airspool every 12 months. Most recently, SmartESS was updated on October 20, 2026 and Airspool on October 11, 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.*