# SolarPower Wi vs EG4 EX

The clearest difference is update cadence: EG4 EX at every 2 weeks against SolarPower Wi's every 3 months. SolarPower Wi's advantage is ratings volume (35 vs 3). On price, rating, 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.

On the App Store both sit at effectively the same score — 2.5 for SolarPower Wi against 2.3 for EG4 EX. That said, the two scores are not equally well evidenced: SolarPower Wi has 35 ratings behind it against 3, so its average is the more settled of the two.

SolarPower Wi ships an update every 3 months, EG4 EX every 2 weeks. The most recent releases landed on October 23, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | SolarPower Wi | EG4 EX |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.5 (35 ratings)](https://appshunter.io/ios/app/solarpower-wi-fi/id1491698936/reviews)** | [2.3 (3 ratings)](https://appshunter.io/ios/app/eg4-ex/id6449516447/reviews) |
| Number of ratings | **35** | 3 |
| Positive reviews | 21.4% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 weeks** |
| Monetization | Free | Free |
| Size | 21 MB | 91 MB |
| Requires iOS | 11.0 | 11.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [祥梯 孟](https://appshunter.io/developer/1070155084) | [Naveen Tera](https://appshunter.io/developer/1683496893) |

## What reviewers say

### SolarPower Wi

[App page](https://appshunter.io/ios/app/solarpower-wi-fi/id1491698936)

Monitor hybrid inverters via Wi-Fi module on your iOS device. View device status, configure settings, receive notifications for warnings or alarms, and record historical data.

**Highlights:** Monitor hybrid inverters, Wi-Fi module connectivity, Display device status, Configure device settings, Warning and alarm notifications, Record device data history

**Features:** macOS Compatibility

**In-app purchases:** none


### EG4 EX

[App page](https://appshunter.io/ios/app/eg4-ex/id6449516447)

Monitor your energy storage machine's status in real-time with this mobile application. It offers convenient and quick access to data, featuring clear visualizations of both current and historical information. The software is designed for efficient data transfer, minimizing internet traffic.

**Highlights:** Real-time status monitoring, Historical data display, Data visualization charts, Low internet traffic usage, Multi-dimensional data display

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SolarPower Wi free?

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

### Is EG4 EX free?

EG4 EX is free to download, with no in-app purchases.

### Which has better reviews, SolarPower Wi or EG4 EX?

SolarPower Wi is rated higher. SolarPower Wi averages 2.5 out of 5 from 35 ratings, while EG4 EX averages 2.3 from 3 ratings.

### Do SolarPower Wi or EG4 EX have ads?

Neither SolarPower Wi nor EG4 EX shows ads.

### Which is updated more often, SolarPower Wi or EG4 EX?

SolarPower Wi ships an update every 3 months, and EG4 EX every 2 weeks. Most recently, SolarPower Wi was updated on October 23, 2026 and EG4 EX on October 22, 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.*