# Fsolar vs CTE Energy

The clearest difference is update cadence: Fsolar at monthly against CTE Energy's every 4 months. Fsolar also leads on iOS requirement (15.4 vs 17.6). 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.

Fsolar ships an update monthly, CTE Energy every 4 months. The most recent releases landed on October 21, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Fsolar | CTE 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 4 months |
| Monetization | Free | — |
| Size | 79 MB | 53 MB |
| Requires iOS | **15.4** | 17.6 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| 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 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


### CTE Energy

[App page](https://appshunter.io/ios/app/cte-energy/id6502897105)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Fsolar free?

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

### Is CTE Energy free?

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

### Do Fsolar or CTE Energy have ads?

Neither Fsolar nor CTE Energy shows ads.

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

Fsolar ships an update monthly, and CTE Energy every 4 months. Most recently, Fsolar was updated on October 21, 2026 and CTE Energy on October 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.*