# SmartESS vs Inverter control

The clearest difference is update cadence: SmartESS at monthly against Inverter control's every 19 months. Inverter control's advantage is iOS requirement (8.0 vs 13.0). On price, ads, in-app purchases and device support there is nothing between them.

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

SmartESS ships an update monthly, Inverter control every 19 months. The most recent releases landed on October 13, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | SmartESS | Inverter control |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.7 (125 ratings)](https://appshunter.io/ios/app/smartess/id1334656760/reviews)** | — |
| Number of ratings | **125** | — |
| Positive reviews | 19.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 19 months |
| Monetization | Free | — |
| Size | 198 MB | 7 MB |
| Requires iOS | 13.0 | **8.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [祥梯 孟](https://appshunter.io/developer/1070155084) | [文 周](https://appshunter.io/developer/1071506295) |

## 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


### Inverter control

[App page](https://appshunter.io/ios/app/inverter-control/id1519140633)

**In-app purchases:** none


## Frequently asked questions

### Is SmartESS free?

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

### Is Inverter control free?

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

### Do SmartESS or Inverter control have ads?

Neither SmartESS nor Inverter control shows ads.

### Which is updated more often, SmartESS or Inverter control?

SmartESS ships an update monthly, and Inverter control every 19 months. Most recently, SmartESS was updated on October 13, 2026 and Inverter control on October 7, 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.*