# SmartESS vs Fsolar

The clearest difference is rating: Fsolar at 3.5 against SmartESS's 2.7. Fsolar also leads on review sentiment (47% vs 20%). SmartESS's advantage is ratings volume (125 vs 37) and iOS requirement (13.0 vs 15.0). 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.

Fsolar holds the better App Store score, 3.5 against 2.7. Both are backed by a comparable volume of ratings — 125 and 37 respectively. Written reviews point the same way: 20% of SmartESS's written reviews are positive against 47% of Fsolar's.

SmartESS ships an update monthly, Fsolar every 4 weeks. The most recent releases landed on September 7, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | SmartESS | Fsolar |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.7 (125 ratings)](https://appshunter.io/ios/app/smartess/id1334656760/reviews) | **[3.5 (37 ratings)](https://appshunter.io/ios/app/fsolar/id1628763284/reviews)** |
| Number of ratings | **125** | 37 |
| Positive reviews | 19.7% of reviews | **47.4% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 4 weeks** |
| Monetization | Free | Free |
| Size | 198 MB | 71 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [祥梯 孟](https://appshunter.io/developer/1070155084) | [Guangzhou Felicity Solar Technology Co., Ltd.](https://appshunter.io/developer/1628763286) |

## 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


### Fsolar

[App page](https://appshunter.io/ios/app/fsolar/id1628763284)

This intelligent cloud platform monitors photovoltaic data in real-time. It offers power station and equipment management, remote control, and intelligent alarms for efficient information management.

**Highlights:** Real-time monitoring, Power station management, Equipment management, Remote control, Intelligent alarms, Information 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 Fsolar free?

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

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

Fsolar is rated higher. SmartESS averages 2.7 out of 5 from 125 ratings, while Fsolar averages 3.5 from 37 ratings.

### Do SmartESS or Fsolar have ads?

Neither SmartESS nor Fsolar shows ads.

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

SmartESS ships an update monthly, and Fsolar every 4 weeks. Most recently, SmartESS was updated on September 7, 2026 and Fsolar on September 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.*