# Sun WEG vs EcoSolys App

The clearest difference is update cadence: EcoSolys App at fortnightly against Sun WEG's monthly. On price, ads, in-app purchases and monetization model there is nothing between them.

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

Sun WEG ships an update monthly, EcoSolys App fortnightly. The most recent releases landed on September 19, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | Sun WEG | EcoSolys App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/ecosolys-app/id1625871951/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | 10.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Fortnightly** |
| Monetization | Free | Free |
| Size | 47 MB | 41 MB |
| Requires iOS | 13.0 | **12.1** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | +4 | 4+ |
| Developer | [WEG Equipamentos Eletricos S/A](https://appshunter.io/developer/575847223) | [MBTech Industria e Comercio de Sistemas Eletronicos LTDA - ME](https://appshunter.io/developer/1283256320) |

## What reviewers say

### Sun WEG

[App page](https://appshunter.io/ios/app/sun-weg/id1618484332)

Monitor and manage your photovoltaic plant's generation factors. The system continuously analyzes your equipment and operators to prevent unwanted downtime that impacts energy production.

**Highlights:** Control photovoltaic plant generation factors, Continuous equipment analysis, Operator monitoring, Prevent unwanted downtime, Optimize energy production

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

**In-app purchases:** none


### EcoSolys App

[App page](https://appshunter.io/ios/app/ecosolys-app/id1625871951)

Monitor your solar energy system's performance in real-time. Track your system's efficiency, view instant power generation, and analyze historical data to understand your monthly savings. Manage multiple inverters and clients from a single platform.

**Highlights:** Real-time inverter monitoring, Photovoltaic system efficiency tracking, Instant power generation data, Historical energy generation graphs, Monthly savings calculation, Multi-inverter and multi-client management

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Sun WEG free?

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

### Is EcoSolys App free?

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

### Do Sun WEG or EcoSolys App have ads?

Neither Sun WEG nor EcoSolys App shows ads.

### Which is updated more often, Sun WEG or EcoSolys App?

Sun WEG ships an update monthly, and EcoSolys App fortnightly. Most recently, Sun WEG was updated on September 19, 2026 and EcoSolys App on September 9, 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.*