# BatteryEvo vs EG4 Connect

The clearest difference is rating: EG4 Connect at 2.8 against BatteryEvo's 2.2. EG4 Connect also leads on review sentiment (35% vs 10%). BatteryEvo's advantage is update cadence (every 3 weeks vs every 2 months) and iOS requirement (11.0 vs 15.0). On price, ratings volume, 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.

EG4 Connect holds the better App Store score, 2.8 against 2.2. Both are backed by a comparable volume of ratings — 13 and 24 respectively. Written reviews point the same way: 10% of BatteryEvo's written reviews are positive against 35% of EG4 Connect's.

BatteryEvo ships an update every 3 weeks, EG4 Connect every 2 months. Both last shipped on October 24, 2026.

## The numbers

| Metric | BatteryEvo | EG4 Connect |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.2 (13 ratings)](https://appshunter.io/ios/app/batteryevo/id6469973613/reviews) | **[2.8 (24 ratings)](https://appshunter.io/ios/app/eg4-connect/id6752791573/reviews)** |
| Number of ratings | 13 | **24** |
| Positive reviews | 10.0% of reviews | **35.3% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Monetization | Free | Free |
| Size | 204 MB | 38 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Aipower Inc.](https://appshunter.io/developer/1712800965) | [EG4 Electronics](https://appshunter.io/developer/1840964233) |

## What reviewers say

### BatteryEvo

[App page](https://appshunter.io/ios/app/batteryevo/id6469973613)

Monitor the status of your energy storage machine in real-time with this application. It offers intelligent data visualization through simple charts and displays historical data from multiple dimensions. The app is designed to be fast and consume minimal internet traffic.

**Highlights:** Real-time energy storage machine monitoring, Intelligent data visualization, Simple and easy-to-understand charts, Historical data display, Multi-dimensional data presentation, Low internet traffic consumption

**Features:** macOS Compatibility

**In-app purchases:** none


### EG4 Connect

[App page](https://appshunter.io/ios/app/eg4-connect/id6752791573)

Monitor the status, running data, and events of your solar and energy storage systems. This application provides real-time insights into your energy infrastructure.

**Highlights:** Monitor system status, View running data, Track events, Energy storage system insights, Solar system monitoring

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

**In-app purchases:** none


## Frequently asked questions

### Is BatteryEvo free?

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

### Is EG4 Connect free?

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

### Which has better reviews, BatteryEvo or EG4 Connect?

EG4 Connect is rated higher. BatteryEvo averages 2.2 out of 5 from 13 ratings, while EG4 Connect averages 2.8 from 24 ratings.

### Do BatteryEvo or EG4 Connect have ads?

Neither BatteryEvo nor EG4 Connect shows ads.

### Which is updated more often, BatteryEvo or EG4 Connect?

BatteryEvo ships an update every 3 weeks, and EG4 Connect every 2 months. Most recently, BatteryEvo was updated on October 24, 2026 and EG4 Connect on October 24, 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.*