# Fsolar vs ESS Energy

Fsolar and ESS Energy are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Fsolar ships an update monthly, ESS Energy every 5 weeks. The most recent releases landed on October 30, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | Fsolar | ESS Energy |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.5 (37 ratings)](https://appshunter.io/ios/app/fsolar/id1628763284/reviews)** | — |
| Number of ratings | **37** | — |
| Positive reviews | 47.4% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 5 weeks |
| Monetization | Free | — |
| Size | 82 MB | 54 MB |
| Requires iOS | **15.4** | 16.6 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Guangzhou Felicity Solar Technology Co., Ltd.](https://appshunter.io/developer/1628763286) | [仁义 樊](https://appshunter.io/developer/1406210820) |

## What reviewers say

### Fsolar

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

This cloud platform intelligently monitors photovoltaic data, offering real-time insights into power station operations. Manage equipment, control systems remotely, and receive intelligent alarms to ensure efficient information management of solar energy facilities.

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

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

**In-app purchases:** none


### ESS Energy

[App page](https://appshunter.io/ios/app/ess-energy/id1642888340)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Fsolar free?

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

### Is ESS Energy free?

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

### Do Fsolar or ESS Energy have ads?

Neither Fsolar nor ESS Energy shows ads.

### Which is updated more often, Fsolar or ESS Energy?

Fsolar ships an update monthly, and ESS Energy every 5 weeks. Most recently, Fsolar was updated on October 30, 2026 and ESS Energy on September 10, 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.*