# SmartESS vs Sougna

The clearest difference is update cadence: Sougna at weekly against SmartESS's monthly. SmartESS's advantage is iOS requirement (13.0 vs 15.1). 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, Sougna weekly. The most recent releases landed on September 7, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | SmartESS | Sougna |
| --- | --- | --- |
| 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 | **Weekly** |
| Monetization | Free | — |
| Size | 198 MB | 18 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [祥梯 孟](https://appshunter.io/developer/1070155084) | [Winner Deals General Trading LLC](https://appshunter.io/developer/1575598442) |

## 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


### Sougna

[App page](https://appshunter.io/ios/app/sougna/id6742269800)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SmartESS free?

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

### Is Sougna free?

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

### Do SmartESS or Sougna have ads?

Neither SmartESS nor Sougna shows ads.

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

SmartESS ships an update monthly, and Sougna weekly. Most recently, SmartESS was updated on September 7, 2026 and Sougna on September 23, 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.*