# SmartESS vs SolarVOLT

The clearest difference is rating: SolarVOLT at 5.0 against SmartESS's 2.7. SmartESS's advantage is ratings volume (125 vs 30). On price, update cadence, ads and in-app purchases there is nothing between them.

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

SolarVOLT holds the better App Store score, 5.0 against 2.7. Both are backed by a comparable volume of ratings — 125 and 30 respectively.

Both ship on a similar rhythm, roughly monthly. The most recent releases landed on September 7, 2026 and August 11, 2026 respectively.

## The numbers

| Metric | SmartESS | SolarVOLT |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.7 (125 ratings)](https://appshunter.io/ios/app/smartess/id1334656760/reviews) | **[5.0 (30 ratings)](https://appshunter.io/ios/app/solarvolt/id6747215783/reviews)** |
| Number of ratings | **125** | 30 |
| Positive reviews | 19.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | Monthly |
| Monetization | Free | Free |
| Size | 198 MB | 42 MB |
| Requires iOS | **13.0** | 13.4 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [祥梯 孟](https://appshunter.io/developer/1070155084) | [AsianPowerDevicesInc](https://appshunter.io/developer/1214788661) |

## 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


### SolarVOLT

[App page](https://appshunter.io/ios/app/solarvolt/id6747215783)

Monitor your inverter's performance and log its data. This application also allows for inverter configuration, providing a comprehensive tool for managing your solar power system.

**Highlights:** Monitor inverter data, Log inverter data, Inverter configuration, Solar power system management

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is SmartESS free?

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

### Is SolarVOLT free?

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

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

SolarVOLT is rated higher. SmartESS averages 2.7 out of 5 from 125 ratings, while SolarVOLT averages 5.0 from 30 ratings.

### Do SmartESS or SolarVOLT have ads?

Neither SmartESS nor SolarVOLT shows ads.

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

SmartESS ships an update monthly, and SolarVOLT monthly. Most recently, SmartESS was updated on September 7, 2026 and SolarVOLT on August 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.*